From eb934dc39c4d6094ccfd0826267a63547408d5f1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Fri, 6 Jul 2012 20:50:57 +0200
Subject: [PATCH 1/7] Feature #5142 adding thumbnails to document tool

---
 main/document/slideshow.php | 101 ++++++++++++++++++++++++++++++++----
 1 file changed, 90 insertions(+), 11 deletions(-)

diff --git a/main/document/slideshow.php b/main/document/slideshow.php
index ebb26d1021..aa9dba4aea 100644
--- a/main/document/slideshow.php
+++ b/main/document/slideshow.php
@@ -178,21 +178,100 @@ if (isset($_SESSION["image_resizing"]) &&  $_SESSION["image_resizing"] == "resiz
 // This is for viewing all the images in the slideshow as thumbnails.
 $image_tag = array ();
 if ($slide_id == 'all') {
-	$thumbnail_width = 100;
-	$thumbnail_height = 100;
-	$row_items = 4;
+	
+	// Create the template_thumbnails folder (if no exist)
+    if (!$sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/') {
+		@mkdir($sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/', api_get_permissions_for_new_directories());
+    }
+	
+	// Config thumbnails
+	$allowed_types		  = array('jpg','jpeg','gif','png','bmp');//TODO:check bellow image_files_only
+	$max_thumbnail_width  = 100;
+	$max_thumbnail_height = 100;
+	$compression		  = 85;
+	$row_items 			  = 4;
+	
+
+	// check files and thumbnails
 	if (is_array($image_files_only)) {
 		foreach ($image_files_only as $one_image_file) {
 			$image = $sys_course_path.$_course['path'].'/document'.$folder.$one_image_file;
+			$image_thumbnail= $sys_course_path.$_course['path'].'/document'.$folder.'.thumbs/.'.$one_image_file;
+			
 			if (file_exists($image)) {
-				$image_height_width = resize_image($image, $thumbnail_width, $thumbnail_height, 1);
-
-				$image_height = $image_height_width[0];
-				$image_width = $image_height_width[1];
-
-				$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_file : $path.$one_image_file;
-
-				$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';
+				//check thumbnail
+				$imagetype = explode(".", $image);
+				$imagetype = strtolower($imagetype[count($imagetype)-1]);
+				
+				if(in_array($imagetype,$allowed_types)) {
+					
+					if (!file_exists($image_thumbnail)){
+					
+						$original_image_size = api_getimagesize($image);
+						switch($imagetype) {
+							case 'gif':
+								$source_img = imagecreatefromgif($image);
+								break;
+							case 'jpg':
+								$source_img = imagecreatefromjpeg($image);
+								break;
+							case 'png':
+								$source_img = imagecreatefrompng($image);
+								break;
+							case 'bmp':
+								$source_img = imagecreatefromwbmp($image);//TODO:check this
+								break;
+						}
+						
+						$new_thumbnail_size = api_calculate_image_size($original_image_size['width'], $original_image_size['height'], $max_thumbnail_width, $max_thumbnail_height);
+						$crop = imagecreatetruecolor($new_thumbnail_size['width'], $new_thumbnail_size['height']);
+						
+						// preserve transparency
+						if($imagetype == "gif" or $imagetype == "png"){
+							imagecolortransparent($crop, imagecolorallocatealpha($crop, 0, 0, 0, 127));
+							//imagealphablending($crop, false);//TODO:check enabled
+							//imagesavealpha($crop, true);//TODO:check enabled
+							 
+							 //other method
+							 /*
+							 //preserve transparency gif and png
+							 	$transindex = imagecolortransparent($image);
+
+								if($transindex >= 0) 
+								{
+									$transcol = imagecolorsforindex($image, $transindex);
+									$transindex = imagecolorallocatealpha($crop, $transcol['red'], $transcol['green'], $transcol['blue'], 127);
+									imagefill($crop, 0, 0, $transindex);
+									imagecolortransparent($crop, $transindex);
+								}
+						
+								elseif ($imagetype == "png") 
+								{
+									imagealphablending($crop, false);
+									$color = imagecolorallocatealpha($crop, 0, 0, 0, 127);
+									imagefill($crop, 0, 0, $color);
+									imagesavealpha($crop, true);
+								}
+*/
+					    }
+						
+						imagecopyresampled($crop,$source_img,0,0,0,0,$new_thumbnail_size['width'],$new_thumbnail_size['height'],$original_image_size['width'],$original_image_size['height']);
+						imagejpeg($crop,$image_thumbnail,$compression);
+					}
+					$one_image_thumbnail_file='.thumbs/.'.$one_image_file;//get path thumbnail
+					
+					//show thumbnail and link
+					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_thumbnail_file : $path.$one_image_thumbnail_file;
+					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" title="'.$one_image_file.'">';
+				}
+				else{
+					//image format no support, get path original image
+					$image_height_width = resize_image($image, $thumbnail_width, $thumbnail_height, 1);
+					$image_height = $image_height_width[0];
+					$image_width = $image_height_width[1];
+					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_file : $path.$one_image_file;
+					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';
+				}
 			}
 		}
 	}

From f9d9debe1dd1070252c815e472c66886a1329ba6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sat, 7 Jul 2012 01:11:36 +0200
Subject: [PATCH 2/7] Feature #5142 adding thumbnails to document tool, fix png
 and gif files

---
 main/document/slideshow.php | 68 +++++++++++++++++++++----------------
 1 file changed, 38 insertions(+), 30 deletions(-)

diff --git a/main/document/slideshow.php b/main/document/slideshow.php
index aa9dba4aea..4d868387fe 100644
--- a/main/document/slideshow.php
+++ b/main/document/slideshow.php
@@ -188,7 +188,8 @@ if ($slide_id == 'all') {
 	$allowed_types		  = array('jpg','jpeg','gif','png','bmp');//TODO:check bellow image_files_only
 	$max_thumbnail_width  = 100;
 	$max_thumbnail_height = 100;
-	$compression		  = 85;
+	$png_compression	  = 0;//0(none)-9
+	$jpg_quality  	      = 75;//from 0 to 100 (default is 75). More queality less compression
 	$row_items 			  = 4;
 	
 
@@ -227,40 +228,47 @@ if ($slide_id == 'all') {
 						$crop = imagecreatetruecolor($new_thumbnail_size['width'], $new_thumbnail_size['height']);
 						
 						// preserve transparency
-						if($imagetype == "gif" or $imagetype == "png"){
-							imagecolortransparent($crop, imagecolorallocatealpha($crop, 0, 0, 0, 127));
-							//imagealphablending($crop, false);//TODO:check enabled
-							//imagesavealpha($crop, true);//TODO:check enabled
-							 
-							 //other method
-							 /*
-							 //preserve transparency gif and png
-							 	$transindex = imagecolortransparent($image);
-
-								if($transindex >= 0) 
-								{
-									$transcol = imagecolorsforindex($image, $transindex);
-									$transindex = imagecolorallocatealpha($crop, $transcol['red'], $transcol['green'], $transcol['blue'], 127);
-									imagefill($crop, 0, 0, $transindex);
-									imagecolortransparent($crop, $transindex);
-								}
-						
-								elseif ($imagetype == "png") 
-								{
-									imagealphablending($crop, false);
-									$color = imagecolorallocatealpha($crop, 0, 0, 0, 127);
-									imagefill($crop, 0, 0, $color);
-									imagesavealpha($crop, true);
-								}
-*/
-					    }
+						if($imagetype == "png"){
+							imagesavealpha($crop, true);
+							$color = imagecolorallocatealpha($crop,0x00,0x00,0x00,127);
+							imagefill($crop, 0, 0, $color); 
+						}
 						
+						if($imagetype == "gif"){
+							 $transindex = imagecolortransparent($image);
+							 //GIF89a for transparent and anim (first clip), either GIF87a
+							 if($transindex >= 0){
+								 $transcol = imagecolorsforindex($image, $transindex);
+								 $transindex = imagecolorallocatealpha($crop, $transcol['red'], $transcol['green'], $transcol['blue'], 127);
+								 imagefill($crop, 0, 0, $transindex);
+								 imagecolortransparent($crop, $transindex);
+							 }
+							 
+						}
+
+						//resampled image
 						imagecopyresampled($crop,$source_img,0,0,0,0,$new_thumbnail_size['width'],$new_thumbnail_size['height'],$original_image_size['width'],$original_image_size['height']);
-						imagejpeg($crop,$image_thumbnail,$compression);
+						
+						if($imagetype == ("jpg" || "jpeg")) {
+							imagejpeg($crop,$image_thumbnail,$jpg_quality);
+						}
+            			if($imagetype == "png") {
+							
+                			imagepng($crop,$image_thumbnail,$png_compression);
+						}
+            			if($imagetype == "gif"){	
+                			imagegif($crop,$image_thumbnail);
+						}
+						else{
+							imagejpeg($crop,$image_thumbnail);//TODO:check BMP files
+						}						
 					}
-					$one_image_thumbnail_file='.thumbs/.'.$one_image_file;//get path thumbnail
+					
+					//clean memory
+					imagedestroy($crop);
 					
 					//show thumbnail and link
+					$one_image_thumbnail_file='.thumbs/.'.$one_image_file;//get path thumbnail
 					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_thumbnail_file : $path.$one_image_thumbnail_file;
 					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" title="'.$one_image_file.'">';
 				}

From 0a8bda0c04076ff3327caf9e1cab63bc2395c7be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sat, 7 Jul 2012 01:19:13 +0200
Subject: [PATCH 3/7] //advanced htmleditor now load thumbnails from disk

---
 .../ajaxfilemanager/_ajax_get_thumbnail_listing.php   | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php
index 7831bdbf59..5db6424ff8 100644
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/_ajax_get_thumbnail_listing.php
@@ -65,7 +65,16 @@ foreach ($fileList as $file) {
 			switch($file['cssClass']) {			
 				case 'filePicture':
 					echo '<a id="thumbUrl' . $count . '" rel="thumbPhotos" href="' . $file['public_path'] . '">';
-					echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($file['path'])) . '" id="thumbImg' . $count . '"></a>' . "\n";
+					
+					//improve for Chamilo load thumbnails from disk
+					$thumbnail_disk= dirname($file['path']).'/.thumbs/.'.basename($file['path']);
+					
+					if (file_exists($thumbnail_disk)) {
+						echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($thumbnail_disk)) . '" id="thumbImg' . $count . '"></a>' . "\n";
+					}
+					else {
+						echo '<img src="' . appendQueryString($thumbnailBaseUrl, ' path=' . base64_encode($file['path'])) . '" id="thumbImg' . $count . '"></a>' . "\n";
+					}
 					break;
 				case 'fileFlash':
 				case 'fileVideo':

From 5cb5d48112b55361d1516cbf363ea152ec87f433 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sat, 7 Jul 2012 01:51:03 +0200
Subject: [PATCH 4/7] ajaxfilemanager fix upload processing icon

---
 .../editor/plugins/ajaxfilemanager/ajaxfilemanager.php        | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
index ce555b38ab..5f193d88cc 100644
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
@@ -557,9 +557,9 @@ if(!empty($_GET['view'])) {
 		  					<input type="file" class="input" name="file"  />
 		  					<input type="button" class="upload_button" value="<?php echo FILE_LBL_UPLOAD; ?>" /><!-- change style of upload button by Chamilo -->
 		  					<a href="#" class="action" title="<?php echo get_lang('Cancel')?>" style="display:none" ><!-- Chamilo lang var added -->
-		  						<span class="cancel">&nbsp;</span>
+		  						<span class="cancel">&nbsp;</span><span class="uploadProcessing" style="display:none">&nbsp;</span>
 		  					</a>
-		  					<span class="uploadProcessing" style="display:none">&nbsp;</span>
+		  					
 		  				</td>
 		  			</tr>		
 		  		</tbody>		  

From fc1dc53237e5d9b03a8c7e6df3f5a2ef487df7ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sat, 7 Jul 2012 03:41:44 +0200
Subject: [PATCH 5/7] improve ui html advanced editor

---
 .../ajaxfilemanager/ajax_file_upload.php      |    1 +
 .../ajaxfilemanager/ajaxfilemanager.php       |    7 +-
 .../jscripts/ajaxfilemanager.js               | 3474 ++++++++---------
 .../ajaxfilemanager/jscripts/thickbox.js      |    8 +-
 4 files changed, 1746 insertions(+), 1744 deletions(-)
 mode change 100755 => 100644 main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/thickbox.js

diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajax_file_upload.php b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajax_file_upload.php
index 818b14ecd9..20e55422a7 100644
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajax_file_upload.php
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajax_file_upload.php
@@ -96,6 +96,7 @@ if(CONFIG_SYS_VIEW_ONLY || !CONFIG_OPTIONS_UPLOAD) {
 		$error = ERR_FILE_NOT_AVAILABLE;
 	}
 }
+
 echo "error:'" . $error . "'";
 echo $info;
 echo "}";
\ No newline at end of file
diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
index 5f193d88cc..efac33323a 100644
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/ajaxfilemanager.php
@@ -84,7 +84,7 @@ if(!empty($_GET['view'])) {
 		//end hack
 	}	
 	var globalSettings = {'upload_init':false};		
-	var queryString = '<?php echo makeQueryString(array('path')); ?>';	
+	var queryString = '<?php echo makeQueryString(array('path')); ?>';
 	var paths = {'root':'<?php echo addTrailingSlash(backslashToSlash(CONFIG_SYS_ROOT_PATH)); ?>', 'root_title':'<?php echo LBL_FOLDER_ROOT; ?>'};	
 	
 	<!-- Chamilo hack for breadcrumb into shared folders -->
@@ -524,7 +524,8 @@ if(!empty($_GET['view'])) {
   <div id="winUpload" style="display:none">
   	<div class="jqmContainer">
   		<div class="jqmHeader">
-  			<a href="#" onclick="tb_remove();">
+        	<!-- Adding return windowRefresch() for Chamilo -->
+  			<a href="#" onclick="tb_remove();return windowRefresh();">
   				<img src="theme/default/images/flagno.png"title="<?php echo LBL_ACTION_CLOSE; ?>">
   				<?php echo LBL_ACTION_CLOSE; ?>
   			</a>
@@ -571,7 +572,7 @@ if(!empty($_GET['view'])) {
   <div id="winNewFolder" style="display:none">
   	<div class="jqmContainer">
   		<div class="jqmHeader">
-  			<a href="#" onclick="return tb_remove();"><img src="theme/default/images/flagno.png"title="<?php echo LBL_ACTION_CLOSE; ?>"><?php echo LBL_ACTION_CLOSE; ?></a><!-- Add close image for Chamilo -->  
+  			<a href="#" onclick="return tb_remove();"><img src="theme/default/images/flagno.png"title="<?php echo LBL_ACTION_CLOSE; ?>"><?php echo LBL_ACTION_CLOSE; ?></a><!-- Add close image for Chamilo --> 
   		</div>
   		<div class="jqmBody">
 	    	<form id="formNewFolder" name="formNewFolder" method="post" action="">
diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/ajaxfilemanager.js b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/ajaxfilemanager.js
index 477f68d2b4..8c9f48f184 100644
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/ajaxfilemanager.js
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/ajaxfilemanager.js
@@ -1,1738 +1,1738 @@
-/*
-/*
-	* author: Logan Cai
-	* Email: cailongqun [at] yahoo [dot] com [dot] cn
-	* Website: www.phpletter.com
-	* Created At: 21/April/2007
-	* Modified At: 1/June/2007
-*/
-
-/* @todo seems that this file is not used? */
-
-// Returns true if the passed value is found in the
-// array. Returns false if it is not.
-Array.prototype.inArray = function (value,caseSensitive) {
-	var i;
-	for (i=0; i < this.length; i++) {
-		// use === to check for Matches. ie., identical (===),
-		if(caseSensitive){ //performs match even the string is case sensitive
-			if (this[i].toLowerCase() == value.toLowerCase()) 		{
-				return true;
-			}
-		} else {
-			if (this[i] == value) {
-				return true;
-			}
-		}
-	}
-	return false;
-};
- var dcTime=250;    // doubleclick time
- var dcDelay=100;   // no clicks after doubleclick
- var dcAt=0;        // time of doubleclick
- var savEvent=null; // save Event for handling doClick().
- var savEvtTime=0;  // save time of click event.
- var savTO=null;    // handle of click setTimeOut
- var linkElem = null;
- 
- 
-function hadDoubleClick() {
-	var d = new Date();
-	var now = d.getTime();
-	if ((now - dcAt) < dcDelay) {
-		return true;
-	}
-	return false;
-};
-
- 
-/**
-*	enable left click to preview certain files
-*/
-function enablePreview(elem, num) {
-	$(elem).each(
-		function() {					 
-			$(this).click(function () {						
-				var num = getNum(this.id);
-				var path = files[num].public_path;
-				//alert('now: ' + now + '; dcat: ' + dcAt + '; dcDelay: ' + dcDelay);
-				if (hadDoubleClick()) {
-					return false;
-				} else {
-					linkElem = $('#a' + num).get(0);
-				}	
-
-				d = new Date();
-				savEvtTime = d.getTime();
-				savTO = setTimeout(function() {
-					if (savEvtTime - dcAt > 0) {
-						//check if this file is previewable
-						var ext = getFileExtension(path);
-						var supportedExts = supporedPreviewExts.split(",");
-						var isSupportedExt = false;
-						for (i in supportedExts) {
-							var typeOf = typeof(supportedExts[i]);							
-							if(typeOf.toLowerCase() == 'string' && supportedExts[i].toLowerCase() == ext.toLowerCase()) {
-								isSupportedExt = true;
-								break;
-							}
-						}
-
-						if (isSupportedExt) {								
-							switch(files[num].cssClass) {
-								case 'fileVideo':
-								case 'fileMusic':
-								case 'fileFlash':																											
-									$('#playGround').html('<a id="playGround' + num + '" href="' + files[num].public_path + '"><div id="player">&nbsp;this is mine</div></a> ');
-									$('#playGround' + num).html('');																		
-									$('#playGround' + num).media({ width: 255, height: 210,  autoplay: true  });																										
-									showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=250'  + '&width=256' + '&inlineId=winPlay&modal=true'));						
-									break;
-								default:
-									showThickBox(linkElem, appendQueryString(path, 'KeepThis=true&TB_iframe=true&height=' + thickbox.height + '&width=' + thickbox.width));
-							}
-						}
-					}
-					return false;						
-				}, dcTime);
-				return false;
-			 });
-			$(this).dblclick(function() {
-			    var d = new Date();
-			    dcAt = d.getTime();
-				if (savTO != null) {
-					clearTimeout( savTO );          // Clear pending Click  
-					savTO = null;
-			   }
-
-			   if(typeof(selectFile) != 'undefined') {
-					selectFile(files[num].url);
-			   } else {
-					generateDownloadIframe(appendQueryString(getUrl('download'), 'path=' + files[num].path, ['path']));					   				
-			   }
-			});
-		 }
-		 );
-};
-/**
-* add over class to the specific table
-*/
-function tableRuler(element) {	
-    var rows = $(element);	
-    $(rows).each(function(){
-        $(this).mouseover(function(){
-            $(this).addClass('over');
-        });
-        $(this).mouseout(function(){
-            $(this).removeClass('over');
-        });
-    });
-};
-
-function previewMedia(rowNum) {
-	$('#preview' +rowNum).html('');
-	$('#preview' +rowNum).media({ width: 255, height: 210,  autoplay: true  });
-	return false;
-};
-
-function getFileExtension(filename) 
-{ 
- if( filename.length == 0 ) return ""; 
- var dot = filename.lastIndexOf("."); 
- if( dot == -1 ) return ""; 
- var extension = filename.substr(dot + 1,filename.length); 
- return extension; 
-}; 
-
-function closeWindow()
-{
-	if(window.confirm(warningCloseWindow))
-	{
-		window.close();
-	}
-	return false;
-};
-
-/**
-*	return the url with query string
-*/
-function getUrl(index,limitNeeded , viewNeeded, searchNeeded)
-{
-
-	var queryStr = '';
-	var excluded = new Array();
-	
-	if(typeof(limitNeeded) == 'boolean' && limitNeeded)
-	{
-		var limit = document.getElementById('limit');
-		var typeLimit = typeof(limit);
-		
-		if(typeLimit != 'undefined' && limit )
-		{
-			excluded[excluded.length] = 'limit';
-			queryStr += (queryStr == ''?'':'&') + 'limit=' + limit.options[limit.selectedIndex].value;				
-		}
-		
-	}
-	if(typeof(viewNeeded) == 'boolean' && viewNeeded)
-	{
-		queryStr += (queryStr == ''?'':'&') + 'view=' +  getView();
-		excluded[excluded.length] = 'view';
-		
-	}
-	
-	if(typeof(searchNeeded) == 'boolean' && searchNeeded && searchRequired)
-	{
-		var search_recursively = 0;
-		$('input[@name=search_recursively][@checked]').each(
-															function()
-															{
-																search_recursively = this.value;	
-															}
-															);		
-		var searchFolder = document.getElementById('search_folder');
-		queryStr += (queryStr == ''?'':'&') + 'search=1&search_name=' + $('#search_name').val() + '&search_recursively=' + search_recursively + '&search_mtime_from=' + $('#search_mtime_from').val() + '&search_mtime_to=' + $('#search_mtime_to').val() + '&search_folder=' +  searchFolder.options[searchFolder.selectedIndex].value;
-		excluded[excluded.length] = 'search';
-		excluded[excluded.length] = 'search_recursively';
-		excluded[excluded.length] = 'search_mtime_from';
-		excluded[excluded.length] = 'search_mtime_to';
-		excluded[excluded.length] = 'search_folder';
-		excluded[excluded.length] = 'search_name';
-		excluded[excluded.length] = 'search';
-		
-	}
-	
-	
-
-	return appendQueryString(appendQueryString(urls[index], queryString), queryStr, excluded);
-};
-/**
-*	change view
-*/
-function changeView()
-{
-
-		var url = getUrl('view', true, true);
-		$('#rightCol').empty();
-		ajaxStart('#rightCol');		
-		
-		$('#rightCol').load(url, 
-					{},
-					function(){
-							ajaxStop('#rightCol img.ajaxLoadingImg');
-							urls.present = getUrl('home', true, true);
-							initAfterListingLoaded();
-						});
-		return true;
-};
-
-function goParentFolder() {
-	searchRequired = false;
-	var url = appendQueryString(getUrl('view', true, true), 'path=' + parentFolder.path_base64 , ['path']);
-	$('#rightCol').empty();
-	ajaxStart('#rightCol');		
-	$('#rightCol').load(url, 
-				{},
-				function(){
-						urls.present = appendQueryString(getUrl('home', true, true), 'path=' + parentFolder.path_base64 , ['path']);
-						ajaxStop('#rightCol img.ajaxLoadingImg');
-						initAfterListingLoaded();
-					});
-
-};
-
-/**
-*	append Query string to the base url
-* @param string baseUrl the base url
-* @param string the query string
-* @param array remove thost url variable from base url if any matches
-*/
-function appendQueryString(baseUrl, queryStr, excludedQueryStr)
-{
-	
-	if(typeof(excludedQueryStr) == 'object' && excludedQueryStr.length)
-	{
-		var isMatched = false;
-		var urlParts = baseUrl.split("?");
-		baseUrl = urlParts[0];
-		var count = 1;
-		if(typeof(urlParts[1]) != 'undefined' && urlParts[1] != '')
-		{//this is the query string parts
-			var queryStrParts = urlParts[1].split("&");
-			for(var i=0; i < queryStrParts.length; i++)
-			{
-				//split into query string variable name & value
-				var queryStrVariables = queryStrParts[i].split('=');
-				for(var j=0; j < excludedQueryStr.length; j++)
-				{
-					if(queryStrVariables[0] == excludedQueryStr[j])
-					{
-						isMatched = true;
-					}
-				}	
-				if(!isMatched)
-				{
-					baseUrl += ((count==1?'?':'&') + queryStrVariables[0] + '=' + queryStrVariables[1]);
-					count++;
-				}
-			}
-		}
-
-	}
-	if(queryStr != '')
-	{
-		return (baseUrl.indexOf('?')> -1?baseUrl + '&' + queryStr:baseUrl + '?' + queryStr);
-	}else
-	{
-		return baseUrl;
-	}
-	
-	
-	
-	
-};
-
-
-/**
-*	initiate when the listing page is loaded
-* add main features according to the view
-*/
-function initAfterListingLoaded() {
-	parsePagination();
-
-	parseCurrentFolder();
-	var view = getView();
-	
-	setDocInfo('root');
-	
-	if(view != '')
-	{
-			
-		switch(view)
-		{
-
-				
-			case 'thumbnail':
-				//enableContextMenu('dl.thumbnailListing, dl.thumbnailListing dt, dl.thumbnailListing dd, dl.thumbnailListing a');
-				enableContextMenu('dl.thumbnailListing');
-				for(i in files)
-				{
-					if(files[i].type== 'folder')
-					{//this is foder item
-						
-						enableFolderBrowsable(i);
-					}else
-					{//this is file item
-						
-						switch(files[i].cssClass)
-						{
-							case 'filePicture':
-								//$('#a' + i).attr('rel', 'ajaxphotos');
-								//retrieveThumbnail(i);
-								
-								break;
-							case 'fileFlash':
-								break;
-							case 'fileVideo':
-								break;			
-							case 'fileMusic':
-								break;
-							default:
-							
-								
-						}
-						enablePreview('#dt' + i, i);
-						enablePreview('#thumbUrl' + i, i);
-						enablePreview('#a' + i, i);
-
-					}
-					enableShowDocInfo( i);
-					
-				}
-				break;
-			case 'detail':
-			default:
-				
-				enableContextMenu('#fileList tr');
-				for(i in files)
-				{
-					if(files[i].type== 'folder')
-					{//this is foder item
-						enableFolderBrowsable(i);
-					}else
-					{//this is file item
-						switch(files[i].cssClass)
-						{
-							case 'filePicture':
-								$('#row' + i + ' td a').attr('rel', 'ajaxphotos');
-								break;
-							case 'fileFlash':
-								break;
-							case 'fileVideo':
-								break;			
-							case 'fileMusic':
-								break;
-							default:						
-								
-						};	
-						enablePreview('#row' + i + ' td a', i);
-						
-					}	
-					enableShowDocInfo(i);				
-				}				
-				break;
-
-			
-		}
-	}	
-	
-	
-};
-
-function enableFolderBrowsable(num, debug) {	
-	switch(getView()) {
-		case 'thumbnail':
-			$('#dt'+ num + ' , #dd' + num + ' a').each(function() {		
-/*					if(typeof(debug) != 'undefined' && debug)
-					{
-						alert(this.tagName  + ' ' +  files[num].path);
-					}*/
-					doEnableFolderBrowsable(this, num);
-				}
-			);
-			break;
-		case 'detail':
-		default:
-			$('#row' + num + ' td[a]').each(function(){		
-					doEnableFolderBrowsable(this, num );
-				}
-			);		
-	}	
-};
-
-function doEnableFolderBrowsable(elem, num) {
-	$(elem).click(function() {
-		 {
-		 	searchRequired = false;
-		 	var typeNum = typeof(num);
-		 	if (typeNum.toUpperCase() == 'STRING') {
-		 		var fpath = (num.indexOf(urls.view) >=0?num:files[num].path_base64);
-		 	} else {
-		 		var fpath = files[num].path_base64;
-		 	}
-		 	
-			var url = appendQueryString(getUrl('view', true, true), 'path=' + fpath, ['path']);
-			$('#rightCol').empty();	
-			ajaxStart('#rightCol');
-			$('#rightCol').load(url, 
-				{},
-				function(){
-					    urls.present = appendQueryString(getUrl('home', true, true), 'path=' + fpath, ['path']);
-						ajaxStop('#rightCol img.ajaxLoadingImg');
-						initAfterListingLoaded();
-					});																									 
-		 };
-		 return false;		 
-	}
-	);									 
-};
-
-/**
-* @param mixed destinationSelector where the animation image will be append to
-*	@param mixed selectorOfAnimation the jquery selector of the animation 
-*/
-function ajaxStart(destinationSelector, id, selectorOfAnimation)
-{
-	if(typeof(selectorOfAnimation) == 'undefined')
-	{//set defaullt animation
-		selectorOfAnimation = '#ajaxLoading img';
-	}
-	if(typeof(id) != 'undefined')
-	{
-		$(selectorOfAnimation).clone().attr('id', id).appendTo(destinationSelector);
-
-	}else
-	{
-		$(selectorOfAnimation).clone(true).appendTo(destinationSelector);
-		
-	}
-	
-	
-};
-/**
-* remove the ajax animation 
-*	@param mixed selectorOfAnimation the jquery selector of the animation 
-*/
-function ajaxStop(selectorOfAnimation)
-{
-	$(selectorOfAnimation).remove();
-};
-/**
-*	change pagination limit
-*/
-function changePaginationLimit(elem)
-{
-		var url = getUrl('view', true, true, true);
-		$('#rightCol').empty();
-		ajaxStart('#rightCol');				
-		$('#rightCol').load(url, 
-					{},
-					function(){
-							urls.present = appendQueryString(getUrl('home', true, true), 'path=' + parentFolder.path_base64 , ['path'])
-							ajaxStop('#rightCol img.ajaxLoadingImg');
-							initAfterListingLoaded();
-						});	
-};
-/**
-*	get a query string variable value from an url
-* @param string index
-* @param string url
-*/
-function getUrlVarValue(url, index)
-{
-	
-	if(url != '' && index != '')
-	{
-		var urlParts = url.split("?");
-		baseUrl = urlParts[0];	
-		var count = 1;
-		if(typeof(urlParts[1]) != 'undefined' && urlParts[1] != '')
-		{//this is the query string parts
-			var queryStrParts = urlParts[1].split("&");
-			for(var i=0; i < queryStrParts.length; i++)
-			{
-				//split into query string variable name & value
-				var queryStrVariables = queryStrParts[i].split('=');
-				if(queryStrVariables[0] == index)
-				{
-					return queryStrVariables[1];
-				}
-			}
-		}		
-	}
-	return '';
-
-};
-/**
-*	parse current folder
-*/
-function parseCurrentFolder()
-{
-	var folders = currentFolder.friendly_path.split('/');
-	var str = '';
-	var url = getUrl('view', true, true);
-
-	var parentPath = '';
-	for(var i = 0; i < folders.length; i++) {
-		if (i == 0) {
-			parentPath += paths.root;
-			str += '/<a href="' + appendQueryString(url, 'path='+ parentPath, ['path']) + '"><span class="folderRoot">' + paths.root_title + '</span></a>'			
-		} else {
-			//hack for Chamilo: rename breadcrumbs into shared folders
-			if(folders[i]=='shared_folder') {
-				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_folder+'</span></a>';
-			} else if (folders[i].indexOf('shared_folder_session_')!=-1) {
-				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_folder_session+'</span></a>';
-			} else if (folders[i].indexOf('sf_user_')!=-1) {
-				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_user_folder+'</span></a>';
-			} else {
-				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+folders[i]+'</span></a>';
-			}
-
-			/*if(folders[i] != '') {				
-				parentPath += folders[i] + '/';
-				str += '/<a href="' + appendQueryString(url, 'path='+ parentPath , ['path']) + '"><span class="folderSub">' + folders[i] + '</span></a>';
-			}*/
-			//end hack
-		}
-	}
-	$('#currentFolderPath').empty().append(str);
-	$('#currentFolderPath a').each(
-		function()
-		{
-		 doEnableFolderBrowsable(this, $(this).attr('href'));
-		}
-		);
-};
-/**
-*	enable pagination as ajax function call
-*/
-function parsePagination()
-{
-	$('p.pagination a[@id!=pagination_parent_link]').each(function ()
-																		 {
-																			 $(this).click(
-																										 function()
-																										 {
-																													
-
-																											var page =  getUrlVarValue($(this).attr('href'), 'page');
-																											var url = appendQueryString(getUrl('view', true, true, searchRequired),'page=' + page, ['page']);
-																											$('#rightCol').empty();
-																											ajaxStart('#rightCol');
-																											$('#rightCol').load(url, 
-																														{},
-																														function(){
-																															urls.present = appendQueryString(getUrl('home', true, true, searchRequired),'page=' + page, ['page']);
-																																ajaxStop('#rightCol img.ajaxLoadingImg');
-																																initAfterListingLoaded();
-																															});	
-																											return false;
-																										 }
-																										 
-																										 );
-																		 }
-																		 );
-};
-/**
-*	get current view
-*/
-function getView()
-{
-	var view = $('input[@name=view][@checked]').get(0);
-	if(typeof(view) != 'undefined')
-	{
-		return view.value;
-	}else
-	{
-		return '';
-	}
-};
-
-function getNum(elemId)
-{
-	
-	if(typeof(elemId) != 'undefined' && elemId != '')
-	{
-		var r = elemId.match(/[\d\.]+/g);	
-		if(typeof(r) != 'undefined' &&  r &&  typeof(r[0]) != 'undefined')
-		{
-			return r[0];
-		}		
-	}
-
-	return 0;
-};
-
-function enableContextMenu(jquerySelectors) {
-	$(jquerySelectors).contextMenu('contextMenu', {
-		 bindings:
-		 {
-				'menuSelect':function(t)
-				{
-					var num = (getNum($(t).attr('id')));
-					selectFile(files[num].url);
-				},
-				'menuPlay':function(t)
-				{
-					var num = (getNum($(t).attr('id')));							
-					$('#playGround').html('<a id="playGround' + num + '" href="' + files[num].public_path + '"><div id="player">&nbsp;this is mine</div></a> ');
-					$('#playGround' + num).html('');																		
-					$('#playGround' + num).media({ width: 255, height: 210,  autoplay: true  });													
-					showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=250'  + '&width=258' + '&inlineId=winPlay&modal=true'));
-				},
-				'menuPreview':function(t)
-				{
-					var num = (getNum($(t).attr('id')));
-					$('#a' + num).click();					
-				},
-				'menuDownload':function(t)
-				{
-					var num = (getNum($(t).attr('id')));		
-					generateDownloadIframe(appendQueryString(getUrl('download', false, false), 'path=' + files[num].path, ['path']));
-				},
-				'menuRename':function(t)
-				{
-					var num = (getNum($(t).attr('id')));
-
-					showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=100' + '&width=350' + '&inlineId=winRename&modal=true'));
-
-					$('div#TB_window #renameName').val(files[num].name);
-					$('div#TB_window #original_path').val(files[num].path);
-					$('div#TB_window #renameNum').val(num);																			
-				},
-				'menuEdit':function(t)
-				{
-					var num = (getNum($(t).attr('id')));
-					var url = '';
-					switch(files[num].cssClass)
-					{
-						case 'filePicture':
-							url = getUrl('image_editor');
-							break;
-						default:
-							url = getUrl('text_editor');
-
-					}
-						 var param = "status=yes,menubar=no,resizable=yes,scrollbars=yes,location=no,toolbar=no";
-						 param += ",height=" + screen.height + ",width=" + screen.width;
-						if(typeof(window.screenX) != 'undefined')
-						{
-							param += ",screenX = 0,screenY=0";
-						}else if(typeof(window.screenTop) != 'undefined' )
-						{
-							param += ",left = 0,top=0" ;
-						}		 
-						var newWindow = window.open(url + ((url.lastIndexOf("?") > - 1)?"&":"?") + "path="  + files[num].path,'', param);
-						newWindow.focus( );																						
-
-
-				},
-
-				'menuCut':function(t)
-				{
-
-				},
-				'menuCopy':function(t)
-				{
-
-				},
-				'menuPaste':function(t)
-				{
-
-				},
-				'menuDelete':function(t)
-				{
-					var num = (getNum($(t).attr('id')));
-					if(window.confirm(warningDelete))
-					{
-						$.getJSON(appendQueryString(getUrl('delete', false,false), 'delete=' + files[num].path, ['delete']), 
-						function(data)
-						{
-							if(typeof(data.error) == 'undefined')
-							{
-								alert('Unexpected Error.');
-							}
-							else if(data.error != '')
-							{
-								alert(data.error);
-							}else
-							{//remove deleted files
-								switch(getView())
-								{
-									case 'thumbnail':																													$('#dl' + num ).remove();
-										break;
-									case 'detail':
-									default:
-										$('#row' + num).remove();
-
-								}
-								files[num] = null;
-							}
-						}
-						);
-
-
-					}																			
-				}
-		 },
-			onContextMenu:function(events)
-			{
-
-				return true;
-			},
-			onShowMenu:function(events, menu)
-			{
-
-				switch(getView())
-				{
-					case 'thumbnail':
-						var num = getNum(events.target.id);
-
-						break;
-					case 'detail':
-					default:
-						switch(events.target.tagName.toLowerCase())
-						{
-							case 'span':
-
-								if($(events.target).parent().get(0).tagName.toLowerCase()  == 'a')
-								{
-
-									var num = getNum($(events.target).parent().parent().parent().attr('id'));			
-								}else
-								{
-									var num = getNum($(events.target).parent().parent().parent().parent().attr('id'));			
-								}
-
-
-
-								break;
-							case 'td':
-							var num = getNum($(events.target).parent().attr('id'));																				
-								break;
-							case 'a':
-							case 'input':
-							  var num = getNum($(events.target).parent().parent().attr('id'));			
-							  break;
-						}
-				}
-
-				var menusToRemove = new Array;
-				if(typeof(selectFile) == 'undefined')
-				{
-					menusToRemove[menusToRemove.length] = '#menuSelect';
-				}
-				menusToRemove[menusToRemove.length] = '#menuCut';
-				menusToRemove[menusToRemove.length] = '#menuCopy';
-				menusToRemove[menusToRemove.length] = '#menuPaste';
-				switch(files[num].type)
-				{
-					case 'folder':
-						if(numFiles < 1)
-						{
-							menusToRemove[menusToRemove.length] = '#menuPaste';
-						}
-						menusToRemove[menusToRemove.length] = '#menuPreview';
-						menusToRemove[menusToRemove.length] = '#menuDownload';
-						menusToRemove[menusToRemove.length] = '#menuEdit';		
-						menusToRemove[menusToRemove.length] = '#menuPlay';
-						menusToRemove[menusToRemove.length] = '#menuDownload';
-
-						break;
-					default:
-					var isSupportedExt = false;
-					if(permits.edit)
-					{
-					var ext = getFileExtension(files[num].path);
-					var supportedExts = supporedPreviewExts.split(",");
-
-					for(var i = 0; i < supportedExts.length; i++)
-					{
-					if(typeof(supportedExts[i]) != 'undefined' && typeof(supportedExts[i]).toLowerCase() == 'string' && supportedExts[i].toLowerCase() == ext.toLowerCase())
-					{
-					isSupportedExt = true;
-					break;
-					}
-					}
-
-					}
-					if(!isSupportedExt || permits.view_only)
-					{
-						menusToRemove[menusToRemove.length] = '#menuEdit';
-					}
-
-
-					switch(files[num].cssClass)
-					{
-						case 'filePicture':
-							menusToRemove[menusToRemove.length] = '#menuPlay';
-							break;
-						case 'fileCode':
-							menusToRemove[menusToRemove.length] = '#menuPlay';
-							break;
-						case 'fileVideo':
-						case 'fileFlash':
-						case 'fileMusic':
-
-							menusToRemove[menusToRemove.length] = '#menuPreview';																					menusToRemove[menusToRemove.length] = '#menuEdit';
-							break;
-						default:
-							menusToRemove[menusToRemove.length] = '#menuPreview';
-							menusToRemove[menusToRemove.length] = '#menuPlay';
-
-
-
-					}
-					menusToRemove[menusToRemove.length] = '#menuPaste';
-				}
-				if(!permits.edit|| permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuEdit';
-				}																		
-				if(!permits.del || permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuDelete';
-				}  
-				if(!permits.cut || permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuCut';
-				} 
-				if(!permits.copy || permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuCopy';
-				} 
-				if((!permits.cut  && !permits.copy) || permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuPaste';
-				} 
-				if(!permits.rename || permits.view_only)
-				{
-					menusToRemove[menusToRemove.length] = '#menuRename';
-				} 
-
-				//alert(menusToRemove.join(','));
-				var txt = '';
-				for(var t in menu)
-				{
-					//txt += t + ': ' + menu[t] + '\n';
-				}
-				$(menu).children().children().children().each(
-					function()
-					{
-						if(menusToRemove.inArray('#' + this.id))
-						{
-							$(this).parent().remove();
-						}
-						//alert(this.id);
-
-
-					}
-				)
-				//alert(menusToRemove.join(','));
-				//$(menusToRemove.join(','), $(menu).children().children().children()).remove();								
-
-
-				return menu;
-			}
-		 }
-		 );	
-};
-
-
-var fileUploadElemIds = new Array(); //keep track of the file element ids
-/**
-*	add more file type of input file for multiple uploads
-*/
-function addMoreFile()
-{
-	
-	var newFileUpload = $($('div#TB_window #fileUploadBody  tr').get(0)).clone();
-	
-	do {
-		var elementId = 'upload' + generateUniqueId(10);
-	} while(fileUploadElemIds.inArray(elementId));
-	
-	fileUploadElemIds[fileUploadElemIds.length] = elementId;	
-
-	$(newFileUpload).appendTo('div#TB_window #fileUploadBody');
-	$('input[@type=file]', newFileUpload).attr('id', elementId);
-	$('span.uploadProcessing', newFileUpload).attr('id', 'ajax' + elementId);
-	$('input[@type=button]', newFileUpload).click(
-		function()
-		{
-			uploadFile(elementId);
-		}
-	);
-	$('a', newFileUpload).show().click(
-		function()
-		{
-			cancelFileUpload(elementId);
-		}
-	);
-
-
-	$(newFileUpload).show();
-	
-	return false;
-};
-/**
-*	cancel uploading file
-*   remove hidden upload frame
-*   remove hidden upload form
-*/
-function cancelFileUpload(elementId) {
-	$('div#TB_window #' + elementId).parent().parent().remove();
-	//ensure there is at least one visible upload element
-	while($('div#TB_window #fileUploadBody tr').length < 2) {
-		addMoreFile();
-	}
-	return false;	
-};
-/**
-*	upload file
-*/
-function uploadFile(elementId) {
-	var ext = getFileExtension($('#' + elementId).val());
-	var only_name_file=$('#'+elementId).val();// hack for Chamilo
-	
-	/*if(ext == '') {
-		alert(noFileSelected );
-		return false;
-	}*/
-	
-	// hack for Chamilo
-	if(ext=='' && only_name_file!=''){alert(noFileSelected+'\n\n'+ only_name_file);return false;}// Chamilo replace the above line
-	
-	var supportedExts = supportedUploadExts.split(",");
-	var isSupportedExt = false;
-
-	for (i in supportedExts)
-	{
-		//alert(typeof(supportedExts[i]));
-		if(typeof(supportedExts[i]) == 'string')
-		{
-			isSupportedExt = true;
-			break;				
-		}
-	}	
-
-	if(!isSupportedExt)
-	{
-		alert(msgInvalidExt);
-		return false;
-	}
-
-	$('#ajax' + elementId).hide();
-	$('#ajax' + elementId).show();
-
-	$.ajaxFileUpload ( {			
-
-			url: appendQueryString(getUrl('upload', false, false), 'folder=' + currentFolder.path_base64, ['folder']), 
-			secureuri:false,
-			fileElementId:elementId,
-			dataType: 'json',
-			success: function (data, status)
-			{
-
-				if(typeof(data.error) != 'undefined')
-				{
-					if(data.error != '')
-					{
-						alert(data.error);
-						$('#ajax' + elementId).hide();
-					}else
-					{
-						//remove the file type of input
-						cancelFileUpload(elementId);
-						numRows++;
-						files[numRows] = {};
-
-						for(var i in data)
-						{
-							if(i != 'error')
-							{
-								files[numRows][i] =  data[i];
-							}
-						}
-						addDocumentHtml(numRows);
-					}
-				}
-
-			},
-			error: function (data, status, e)
-			{
-				$('#ajax' + elementId).hide();
-				alert(e);
-			}
-		}
-	)	
-	
-	return false;
-};
-/**
-*	 generate unique id
-*/
-function generateUniqueId(leng)
-{
-   var idLength = leng || 32;
-   var chars = "0123456789abcdefghijklmnopqurstuvwxyzABCDEFGHIJKLMNOPQURSTUVWXYZ";
-   var id = '';
-   for(var i = 0; i <= idLength; i++)
-   {
-      id += chars.substr( Math.floor(Math.random() * 62), 1 );
-   }
-   
-   return (id );   
-   
-};
-
-/**
-*	generate a hidden iframe and force to download the specified file 
-*/
-function generateDownloadIframe(url) {
-	var frameId = 'ajaxDownloadIframe';		
-	$('#' + frameId).remove();
-	if(window.ActiveXObject) {
-			var io = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
-	} else {
-			var io = document.createElement('iframe');
-			io.id = frameId;
-			io.name = frameId;
-	}
-	io.style.position = 'absolute';
-	io.style.top = '-1000px';
-	io.style.left = '-1000px';
-	io.src = url; 
-	document.body.appendChild(io);		
-};
-
-
-/**
-*	show the url content in thickbox
-*/
-function showThickBox(linkElem, url) {	
-	$(linkElem).attr('href', url);
-	var t = linkElem.title || linkElem.name || null;	
-	var a = linkElem.href || linkElem.alt;
-	var g = linkElem.rel || false;
-	tb_show(t,a,g);
-	linkElem.blur();	
-	return false;
-};
-/**
-*	bring up a file upload window
-*/
-function uploadFileWin(linkElem)
-{
-	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=200' + '&width=450' + '&inlineId=winUpload&modal=true'));
-
-	if($('#fileUploadBody tr').length <= 1) {
-	
-	addMoreFile();
-	
-	}	
-	
-	return false;
-};
-/**
-*	bring up a new folder window
-*/
-function newFolderWin(linkElem)
-{
-	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=100'  + '&width=250' + '&inlineId=winNewFolder&modal=true'));
-	$('#new_folder').val('');
-	return false;
-};
-/**
-*	ajax call to create a folder
-*/
-function doCreateFolder()
-{
-	$('div#TB_window  #currentNewfolderPath').val(currentFolder.path);
-	var pattern=/^[A-Za-z0-9_ \-]+$/i;
-	
-	var folder = $('div#TB_window #new_folder');
-	//alert($('#new_folder').val());
-	if(!pattern.test($(folder).val())) {
-		alert(msgInvalidFolderName);	
-	} else {	
-			var options = { 
-				dataType: 'json',
-				url:getUrl('create_folder'),
-				error: function (data, status, e) {
-					alert(e);
-				},				
-				success:   function(data) 
-				{ 
-					//remove those selected items
-					if(data.error != '')
-					{
-						alert(data.error);
-					}else
-					{
-						
-							numRows++;
-							files[numRows] = {};
-							for(var i in data)
-							{
-								if(i != 'error')
-								{
-									files[numRows][i] =  data[i];
-								}
-							}
-						addDocumentHtml(numRows);
-
-						tb_remove();
-						
-																
-
-					}
-										
-					
-
-
-				} 
-			}; 
-			$('div#TB_window  #formNewFolder').ajaxSubmit(options); 	
-						 				
-				
-	}
-	return false;	
-	
-};
-/**
-* selecte documents and fire an ajax call to delete them
-*/
-function deleteDocuments()
-{
-	if(!window.confirm(warningDel))
-	{
-		return false;
-	}
-	switch(getView())
-	{
-		case 'thumbnail':
-			var selectedDoc = $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]');
-			break;
-		case 'detail':
-			
-		default:
-			var selectedDoc = $('#fileList input[@type=checkbox][@checked]');
-	}
-	
-	var hiddenSelectedDoc = document.getElementById('selectedDoc');
-	var selectedOptions;
-	var isSelected = false;
-	
-	//remove all options
-	$(hiddenSelectedDoc).removeOption(/./);
-	$(selectedDoc).each(function(i){
-										
-										$(hiddenSelectedDoc).addOption($(this).val(), getNum($(this).attr('id')), true);
-										isSelected = true;
-										 });		
-	if(isSelected)
-	{//remove them via ajax call
-			var options = 
-			{ 
-				dataType: 'json',
-				url:getUrl('delete'),
-				error: function (data, status, e) 
-				{
-
-					alert(e);
-				},				
-				success:   function(data) 
-				{ 
-					if(typeof(data.error) == 'undefined')
-					{
-						alert('Unexpected error.');
-					}else if(data.error != '')
-					{
-						alert(data.error);
-					}else
-					{
-						
-						//remove all files
-						for(var i =0; i < hiddenSelectedDoc.options.length; i++)
-						{
-							switch(getView())
-							{
-								case 'thumbnail':
-									$('#dl' + hiddenSelectedDoc.options[i].text).remove();
-									break;
-								case 'detail':
-								default:
-									$('#row' + hiddenSelectedDoc.options[i].text).remove();
-							}
-						}											
-
-					}
-				} 
-			}; 
-			$('#formAction').ajaxSubmit(options); 			
-
-			
-		
-	}
-	
-	return false;	
-};
-/**
-*	renmae the specific file/folder
-*/
-function doRename()
-{
-	
-	var num = $('div#TB_window #renameNum').val();
-	if(files[num].fileType == 'folder')
-	{
-		var pattern=/^[A-Za-z0-9_ \-]+$/i;
-	}else
-	{
-		var pattern=/^[A-Za-z0-9_ \-\.]+$/i;
-	}	
-	
-	if(!pattern.test($('div#TB_window  #renameName').val()))
-	{
-		if(files[num].fileType == 'folder')
-		{
-			alert(msgInvalidFolderName);
-		}else
-		{
-			alert(msgInvalidFileName);
-		}	
-			
-	}else
-	{	
-			var options = 
-			{ 
-				dataType: 'json',
-				url:getUrl('rename'),
-				error: function (data, status, e) 
-				{
-
-					alert(e);
-				},				
-				success:   function(data) 
-				{ 
-					//remove those selected items
-					if(data.error != '')
-					{
-						alert(data.error);
-					}else
-					{
-						
-						var info = '';
-						for(var i in data)
-						{
-							if(i != 'error')
-							{
-								files[num][i] = data[i];
-							}
-							
-						}						
-						switch(getView())
-						{
-							case 'thumbnail':
-							 	$('#thumbUrl' + num).attr('href', files[num].path);
-							 	$('#thumbImg' + num).attr('src', appendQueryString(getUrl('thumbnail'), 'path=' + files[num].path, ['path']));
-							 	$('#cb' + num).val(files[num].path);
-							 	$('#a' + num).attr('href', files[num].path).text(files[num].name);
-								break;
-	
-							case 'detail':
-
-							default:
-								$('#check' + num).val(files[num].path);								
-								$('#a' + num).attr('href', files[num].path);							
-								$('#tdnd' + num).text(files[num].name);
-								$('#tdth' + num).text(files[num].mtime);								
-						}
-						
-						tb_remove();											
-
-					}
-				} 
-			}; 
-			$('div#TB_window #formRename').ajaxSubmit(options); 	
-						 				
-				
-	}	
-};
-/**
-* reload the whole window 
-*/
-function windowRefresh()
-{
-	document.location.href = urls.present;
-	return false;
-	//document.location.reload();
-};
-/**
-*	show the system information
-*/
-function infoWin(linkElem)
-{
-	
-	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=180' + '&width=500'+ '&inlineId=winInfo&modal=true'));
-	return false;
-
-};
-/**
-*check all checkboxs and uncheck all checkbox
-*/
-function checkAll(checkbox)
-{
-
-	if($(checkbox).attr('class') == "check_all")
-	{
-		$('#tickAll, #actionSelectAll').attr('class', 'uncheck_all');
-		$('#tickAll, #actionSelectAll').attr('title', unselectAllText);
-		$('#actionSelectAll span').html(unselectAllText);
-		switch(getView())
-		{
-			case 'thumbnail':
-				$('#rightCol dl.thumbnailListing input[@type=checkbox]').each(function(i){
-														   			$(this).attr("checked", 'checked');												 
-																	 })	;
-				break;
-			case 'detail':
-			default:
-$("#fileList tr[@id^=row] input[@type=checkbox]").each(function(i){
-														   			$(this).attr("checked", 'checked');												 
-																	 })	;			
-		}
-				
-
-	}else
-	{
-		$('#tickAll, #actionSelectAll').attr('class', 'check_all');
-		$('#tickAll, #actionSelectAll').attr('title', selectAllText);		
-		$('#actionSelectAll span').html( selectAllText);	
-		switch(getView())
-		{
-			case 'thumbnail':
-				$('#rightCol dl.thumbnailListing input[@type=checkbox]').each(function(i){
-														   			$(this).removeAttr("checked");											 
-																	 })	;
-				break;
-			case 'detail':
-			default:
-$("#fileList tr[@id^=row] input[@type=checkbox]").each(function(i){
-														   			$(this).removeAttr("checked");											 
-																	 })	;			
-		}		
-	}
-
-	return false;
-		
-};		
-
-function cutDocuments(msgNoDocSelected)
-{
-	repositionDocuments(msgNoDocSelected, getUrl('cut'), 'cut');
-	return false;
-};
-
-function copyDocuments(msgNoDocSelected)
-{
-	repositionDocuments(msgNoDocSelected, getUrl('copy'), 'copy');
-	return false;
-};
-
-/**
-* selecte documents and fire an ajax call to delete them
-*/
-function repositionDocuments(msgNoDocSelected, formActionUrl, actionVal)
-{
-	switch(getView())
-	{
-		case 'thumbnail':
-			var selectedDoc = $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]');
-			break;
-		case 'detail':
-			
-		default:
-			var selectedDoc = $('#fileList input[@type=checkbox][@checked]');
-	}
-	
-	var hiddenSelectedDoc = document.getElementById('selectedDoc');
-	var selectedOptions;
-	var isSelected = false;
-	
-	//remove all options
-	$(hiddenSelectedDoc).removeOption(/./);
-	$(selectedDoc).each(function(i){
-										
-										$(hiddenSelectedDoc).addOption($(this).val(), getNum($(this).attr('id')), true);
-										isSelected = true;
-										 });		
-	if(!isSelected)
-	{
-		alert(msgNoDocSelected);
-	}
-	else
-	{
-		
-			var formAction =  document.formAction;
-			var actionElem = $('#action_value');
-			formAction.action = formActionUrl;
-
-			$('#currentFolderPathVal').val(currentFolder.path);
-			$(actionElem).val(actionVal);
-			var options = 
-			{ 
-				dataType: 'json',
-				error: function (data, status, e) 
-				{
-					alert(e);
-				},				
-				success:   function(data) 
-				{ 
-										if(typeof(data.error) == 'undefined')
-										{
-											alert('Unexpected Error');
-										}
-										else if(data.error != '')
-										{
-											alert(data.error);
-										}else
-										{			
-											//set change flags
-											numFiles = parseInt(data.num);
-											var flag = (actionVal == 'copy'?'copyFlag':'cutFlag');		
-											action = actionVal;
-											//clear all flag
-											for(var i = 1; i < numRows; i++)
-											{
-												$('#flag' + i).attr('class', 'noFlag');
-											}											
-											for(var i =0; i < hiddenSelectedDoc.options.length; i++)
-											{
-												$('#flag' + hiddenSelectedDoc.options[i].text).attr('class', flag);
-											}
-
-										}
-										
-					} 
-			}; 
-			$(formAction).ajaxSubmit(options); 	
-						 				
-
-	}
-	
-	return false;	
-};
-
-function pasteDocuments(msgNoDocSelected)
-{
-	if(numFiles)
-	{
-
-		var warningMsg = (action == 'copy'?warningCopyPaste:warningCutPaste);
-		if(window.confirm(warningMsg))
-		{
-			$.getJSON(appendQueryString(getUrl('paste'), 'current_folder_path='+ currentFolder.path, ['current_folder_path']), 
-				function(json)
-				{
-					if(typeof(json.error) == 'undefined')
-					{
-						alert('Unexpected Error.');
-					}
-					{
-						
-						if(json.error != '')
-						{
-							alert(json.error);
-						}
-						
-						
-						for(var j in json.files)
-						{
-							numRows++;
-							files[numRows] = {};
-							for(var i in json.files[j])
-							{
-								files[numRows][i] = json.files[j][i];
-							}
-							addDocumentHtml(numRows);						
-							
-						}
-						numFiles = parseInt(json.unmoved_files);
-						
-						
-						
-						
-					}
-				}
-			);
-		
-		}
-	}else
-	{
-		alert(msgNoDocSelected);
-	}
-	return false;
-	
-};
-/**
-*	add document item html to the file listing body
-*/
-function addDocumentHtml(num)
-{
-		var strDisabled = "";
-		if(!files[num].is_writable)
-		{
-			strDisabled = "disabled";
-		}	
-		switch(getView())
-		{
-			
-			case 'thumbnail':
-				$(
-				'<dl class="thumbnailListing" id="dl' + num + '" ><dt id="dt' + num + '" class="' + files[num].cssClass + '"></dt><dd id="dd' + num + '" class="thumbnailListing_info"><span id="flag' + num + '" class="' + files[num].flag + '">&nbsp;</span><input id="cb' + num + '" type="checkbox"  class="radio" ' + strDisabled +' name="check[]" class="input" value="' + files[num].path + '" /><a href="' + files[num].path + '" title="' + files[num].name + '" id="a' + num + '">' + (typeof(files[num].short_name) != 'undefined'?files[num].short_name:files[num].name) + '</a></dd></dl>').appendTo('#content');
-			
-
-				if(files[num].type== 'folder')
-				{//this is foder item
-					
-					enableFolderBrowsable(num);
-				}else
-				{//this is file item
-					
-					switch(files[num].cssClass)
-					{
-						case 'filePicture':
-							$('<a id="thumbUrl' + num + '" rel="thumbPhotos" href="' + files[num].path + '"><img src="' + appendQueryString(getUrl('thumbnail', false, false), 'path=' + files[num].path, ['path']) + '" id="thumbImg' +  num + '"></a>').appendTo('#dt' + num);
-							break;
-						case 'fileFlash':
-							break;
-						case 'fileVideo':
-							break;			
-						case 'fileMusic':
-							break;
-						default:
-						
-							
-					}
-					enablePreview('#dl' + num + ' a', [num]);					
-				
-				}	
-				enableContextMenu('#dl' + num);	
-				enableShowDocInfo( num);									
-				break;
-			case 'detail':
-			default:
-				var cssRow = (num % 2?"even":"odd");
-				$('<tr class="' + cssRow + '" id="row' + num + '"><td id="tdz' + num +'" align="center"><span id="flag' + num +'" class="' + files[num].flag +'">&nbsp;</span><input type="checkbox" class="radio" name="check[]" id="cb' + num +'" value="' + files[num].path +'" ' + strDisabled + ' /></td><td align="center" class="fileColumns"   id="tdst1">&nbsp;<a id="a' + num +'" href="' + files[num].path +'"><span class="' + files[num].cssClass + '">&nbsp;</span></a></td><td class="left docName" id="tdnd' + num +'">'  + (typeof(files[num].short_name) != 'undefined'?files[num].short_name:files[num].name) + '</td><td class="docInfo" id="tdrd' + num +'">' + files[num].size +'</td><td class="docInfo" id="tdth' + num +'">' + files[num].mtime +'</td></tr>').appendTo('#fileList');
-		
-				if(files[num].type== 'folder')
-				{//this is foder item					
-					enableFolderBrowsable(num);
-				}else
-				{//this is file item
-					
-					switch(files[num].cssClass)
-					{
-						case 'filePicture':							
-							break;
-						case 'fileFlash':
-							break;
-						case 'fileVideo':
-							break;			
-						case 'fileMusic':
-							break;
-						default:
-						
-							
-					}
-					enablePreview('#row' + num + ' td a', num);		
-								
-				}	
-				enableContextMenu('#row' + num);
-				enableShowDocInfo(num);										
-				break;								
-			
-				
-		}	
-	
-	
-	
-};
-
-function enableShowDocInfo(num)
-{
-
-	$('#cb' + num).click(
-		function()
-		{
-
-			setDocInfo('doc', num);
-		}
-	);	
-};
-/**
-*	show up the selected document information
-* @param   type root or doc
-*/
-function setDocInfo(type, num) {
-	var info = {};
-	if(type == 'root'){ 
-		info = currentFolder;
-	} else {
-		info = files[num];
-	}
-
-	if(info.type=="folder") {
-		$('#folderPath').text(info.name);
-		$('#folderFile').text(info.file);
-		$('#folderSubdir').text(info.subdir);
-		$('#folderCtime').text(info.ctime);
-		$('#folderMtime').text(info.mtime);
-		if(info.is_readable == '1')
-		{
-			$('#folderReadable').html("<span class=\"flagYes\">&nbsp;</span>");	
-		}else
-		{
-			$('#folderReadable').html("<span class=\"flagNo\">&nbsp;</span>");
-		}
-		if(info.is_writable == '1')
-		{
-			$('#folderWritable').html("<span class=\"flagYes\">&nbsp;</span>");	
-		}else
-		{
-			$('#folderWritable').html("<span class=\"flagNo\">&nbsp;</span>");
-		}	
-		$('#folderFieldSet').css('display', '');
-		$('#fileFieldSet').css('display', 'none');
-	} else {
-			$('#fileName').text(info.name);
-			$('#fileSize').text(info.size);
-			$('#fileType').text(info.fileType);
-			$('#fileCtime').text(info.ctime);
-			$('#fileMtime').text(info.mtime);
-			if(info.is_readable == '1') {
-				$('#fileReadable').html("<span class=\"flagYes\">&nbsp;</span>");	
-			} else {
-				$('#fileReadable').html("<span class=\"flagNo\">&nbsp;</span>");
-			}			
-			if(info.is_writable == '1') {
-				$('#fileWritable').html("<span class=\"flagYes\">&nbsp;</span>");	
-			} else {
-				$('#fileWritable').html("<span class=\"flagNo\">&nbsp;</span>");
-			}	
-			/*
-			$('#folderFieldSet').css('display', 'none');
-			$('#fileFieldSet').css('display', '');
-			
-		    if (typeof(selectFile) != 'undefined' && $('#fileList input[@type=checkbox][@checked]').length==1 || $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]').length==1 ) {
-			   	$('#selectCurrentUrl').unbind('click').click(function() {
-					selectFile(info.url);			   		
-			   	});			   	
-			   	$('#returnCurrentUrl').show();		   	 
-		    } else {
-			   $('#returnCurrentUrl').hide();
-		    }
-		}	
-		};
-		*/
-
-		//hack for Chamilo replace this line below for insert/select in browse mode
- 
-		$('#folderFieldSet').css('display','none');
-		$('#fileFieldSet').css('display','');
-
-		if(typeof(selectFile)!='undefined' && $('#fileList input[@type=checkbox][@checked]').length==1 || $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]').length==1){
-			$('#selectCurrentUrl').unbind('click').click(function(){
-			selectFile(info.url);
-			});
-			$('#returnCurrentUrl').show();
-		} else { 
-			$('#returnCurrentUrl').hide();
-		}
-	}
-};
-
-function search() {
-	searchRequired = true;			
-	var url = getUrl('view', true, true, true);		
-
-	$('#rightCol').empty();
-	ajaxStart('#rightCol');		
-
-	$('#rightCol').load(url, 
-				{},
-				function(){
-						ajaxStop('#rightCol img.ajaxLoadingImg');
-						initAfterListingLoaded();
-					});			
-	return false;
-};
-
-function closeWinPlay()
-{
-	tb_remove();
-	$('#playGround').empty();
-	return false;
-};
-
-function closeWindow(msg) {
-
-	if(window.confirm(msg)) {
-		window.close();
-	} else {
-		return false;
-	}
+/*
+/*
+	* author: Logan Cai
+	* Email: cailongqun [at] yahoo [dot] com [dot] cn
+	* Website: www.phpletter.com
+	* Created At: 21/April/2007
+	* Modified At: 1/June/2007
+*/
+
+/* @todo seems that this file is not used? */
+
+// Returns true if the passed value is found in the
+// array. Returns false if it is not.
+Array.prototype.inArray = function (value,caseSensitive) {
+	var i;
+	for (i=0; i < this.length; i++) {
+		// use === to check for Matches. ie., identical (===),
+		if(caseSensitive){ //performs match even the string is case sensitive
+			if (this[i].toLowerCase() == value.toLowerCase()) 		{
+				return true;
+			}
+		} else {
+			if (this[i] == value) {
+				return true;
+			}
+		}
+	}
+	return false;
+};
+ var dcTime=250;    // doubleclick time
+ var dcDelay=100;   // no clicks after doubleclick
+ var dcAt=0;        // time of doubleclick
+ var savEvent=null; // save Event for handling doClick().
+ var savEvtTime=0;  // save time of click event.
+ var savTO=null;    // handle of click setTimeOut
+ var linkElem = null;
+ 
+ 
+function hadDoubleClick() {
+	var d = new Date();
+	var now = d.getTime();
+	if ((now - dcAt) < dcDelay) {
+		return true;
+	}
+	return false;
+};
+
+ 
+/**
+*	enable left click to preview certain files
+*/
+function enablePreview(elem, num) {
+	$(elem).each(
+		function() {					 
+			$(this).click(function () {						
+				var num = getNum(this.id);
+				var path = files[num].public_path;
+				//alert('now: ' + now + '; dcat: ' + dcAt + '; dcDelay: ' + dcDelay);
+				if (hadDoubleClick()) {
+					return false;
+				} else {
+					linkElem = $('#a' + num).get(0);
+				}	
+
+				d = new Date();
+				savEvtTime = d.getTime();
+				savTO = setTimeout(function() {
+					if (savEvtTime - dcAt > 0) {
+						//check if this file is previewable
+						var ext = getFileExtension(path);
+						var supportedExts = supporedPreviewExts.split(",");
+						var isSupportedExt = false;
+						for (i in supportedExts) {
+							var typeOf = typeof(supportedExts[i]);							
+							if(typeOf.toLowerCase() == 'string' && supportedExts[i].toLowerCase() == ext.toLowerCase()) {
+								isSupportedExt = true;
+								break;
+							}
+						}
+
+						if (isSupportedExt) {								
+							switch(files[num].cssClass) {
+								case 'fileVideo':
+								case 'fileMusic':
+								case 'fileFlash':																											
+									$('#playGround').html('<a id="playGround' + num + '" href="' + files[num].public_path + '"><div id="player">&nbsp;this is mine</div></a> ');
+									$('#playGround' + num).html('');																		
+									$('#playGround' + num).media({ width: 355, height: 310,  autoplay: true  });																										
+									showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=320'  + '&width=357' + '&inlineId=winPlay&modal=true'));	//Preview Flash, Flv, Mp3,Mpg, Change original values for Chamilo;	width: 255, height: 210 by width: 355, height: 310 and 'height=250'  + '&width=256' by height=320'  + '&width=357			
+									break;
+								default:
+									showThickBox(linkElem, appendQueryString(path, 'KeepThis=true&TB_iframe=true&height=' + thickbox.height + '&width=' + thickbox.width));
+							}
+						}
+					}
+					return false;						
+				}, dcTime);
+				return false;
+			 });
+			$(this).dblclick(function() {
+			    var d = new Date();
+			    dcAt = d.getTime();
+				if (savTO != null) {
+					clearTimeout( savTO );          // Clear pending Click  
+					savTO = null;
+			   }
+
+			   if(typeof(selectFile) != 'undefined') {
+					selectFile(files[num].url);
+			   } else {
+					generateDownloadIframe(appendQueryString(getUrl('download'), 'path=' + files[num].path, ['path']));					   				
+			   }
+			});
+		 }
+		 );
+};
+/**
+* add over class to the specific table
+*/
+function tableRuler(element) {	
+    var rows = $(element);	
+    $(rows).each(function(){
+        $(this).mouseover(function(){
+            $(this).addClass('over');
+        });
+        $(this).mouseout(function(){
+            $(this).removeClass('over');
+        });
+    });
+};
+
+function previewMedia(rowNum) {
+	$('#preview' +rowNum).html('');
+	$('#preview' +rowNum).media({ width: 255, height: 210,  autoplay: true  });
+	return false;
+};
+
+function getFileExtension(filename) 
+{ 
+ if( filename.length == 0 ) return ""; 
+ var dot = filename.lastIndexOf("."); 
+ if( dot == -1 ) return ""; 
+ var extension = filename.substr(dot + 1,filename.length); 
+ return extension; 
+}; 
+
+function closeWindow()
+{
+	if(window.confirm(warningCloseWindow))
+	{
+		window.close();
+	}
+	return false;
+};
+
+/**
+*	return the url with query string
+*/
+function getUrl(index,limitNeeded , viewNeeded, searchNeeded)
+{
+
+	var queryStr = '';
+	var excluded = new Array();
+	
+	if(typeof(limitNeeded) == 'boolean' && limitNeeded)
+	{
+		var limit = document.getElementById('limit');
+		var typeLimit = typeof(limit);
+		
+		if(typeLimit != 'undefined' && limit )
+		{
+			excluded[excluded.length] = 'limit';
+			queryStr += (queryStr == ''?'':'&') + 'limit=' + limit.options[limit.selectedIndex].value;				
+		}
+		
+	}
+	if(typeof(viewNeeded) == 'boolean' && viewNeeded)
+	{
+		queryStr += (queryStr == ''?'':'&') + 'view=' +  getView();
+		excluded[excluded.length] = 'view';
+		
+	}
+	
+	if(typeof(searchNeeded) == 'boolean' && searchNeeded && searchRequired)
+	{
+		var search_recursively = 0;
+		$('input[@name=search_recursively][@checked]').each(
+															function()
+															{
+																search_recursively = this.value;	
+															}
+															);		
+		var searchFolder = document.getElementById('search_folder');
+		queryStr += (queryStr == ''?'':'&') + 'search=1&search_name=' + $('#search_name').val() + '&search_recursively=' + search_recursively + '&search_mtime_from=' + $('#search_mtime_from').val() + '&search_mtime_to=' + $('#search_mtime_to').val() + '&search_folder=' +  searchFolder.options[searchFolder.selectedIndex].value;
+		excluded[excluded.length] = 'search';
+		excluded[excluded.length] = 'search_recursively';
+		excluded[excluded.length] = 'search_mtime_from';
+		excluded[excluded.length] = 'search_mtime_to';
+		excluded[excluded.length] = 'search_folder';
+		excluded[excluded.length] = 'search_name';
+		excluded[excluded.length] = 'search';
+		
+	}
+	
+	
+
+	return appendQueryString(appendQueryString(urls[index], queryString), queryStr, excluded);
+};
+/**
+*	change view
+*/
+function changeView()
+{
+
+		var url = getUrl('view', true, true);
+		$('#rightCol').empty();
+		ajaxStart('#rightCol');		
+		
+		$('#rightCol').load(url, 
+					{},
+					function(){
+							ajaxStop('#rightCol img.ajaxLoadingImg');
+							urls.present = getUrl('home', true, true);
+							initAfterListingLoaded();
+						});
+		return true;
+};
+
+function goParentFolder() {
+	searchRequired = false;
+	var url = appendQueryString(getUrl('view', true, true), 'path=' + parentFolder.path_base64 , ['path']);
+	$('#rightCol').empty();
+	ajaxStart('#rightCol');		
+	$('#rightCol').load(url, 
+				{},
+				function(){
+						urls.present = appendQueryString(getUrl('home', true, true), 'path=' + parentFolder.path_base64 , ['path']);
+						ajaxStop('#rightCol img.ajaxLoadingImg');
+						initAfterListingLoaded();
+					});
+
+};
+
+/**
+*	append Query string to the base url
+* @param string baseUrl the base url
+* @param string the query string
+* @param array remove thost url variable from base url if any matches
+*/
+function appendQueryString(baseUrl, queryStr, excludedQueryStr)
+{
+	
+	if(typeof(excludedQueryStr) == 'object' && excludedQueryStr.length)
+	{
+		var isMatched = false;
+		var urlParts = baseUrl.split("?");
+		baseUrl = urlParts[0];
+		var count = 1;
+		if(typeof(urlParts[1]) != 'undefined' && urlParts[1] != '')
+		{//this is the query string parts
+			var queryStrParts = urlParts[1].split("&");
+			for(var i=0; i < queryStrParts.length; i++)
+			{
+				//split into query string variable name & value
+				var queryStrVariables = queryStrParts[i].split('=');
+				for(var j=0; j < excludedQueryStr.length; j++)
+				{
+					if(queryStrVariables[0] == excludedQueryStr[j])
+					{
+						isMatched = true;
+					}
+				}	
+				if(!isMatched)
+				{
+					baseUrl += ((count==1?'?':'&') + queryStrVariables[0] + '=' + queryStrVariables[1]);
+					count++;
+				}
+			}
+		}
+
+	}
+	if(queryStr != '')
+	{
+		return (baseUrl.indexOf('?')> -1?baseUrl + '&' + queryStr:baseUrl + '?' + queryStr);
+	}else
+	{
+		return baseUrl;
+	}
+	
+	
+	
+	
+};
+
+
+/**
+*	initiate when the listing page is loaded
+* add main features according to the view
+*/
+function initAfterListingLoaded() {
+	parsePagination();
+
+	parseCurrentFolder();
+	var view = getView();
+	
+	setDocInfo('root');
+	
+	if(view != '')
+	{
+			
+		switch(view)
+		{
+
+				
+			case 'thumbnail':
+				//enableContextMenu('dl.thumbnailListing, dl.thumbnailListing dt, dl.thumbnailListing dd, dl.thumbnailListing a');
+				enableContextMenu('dl.thumbnailListing');
+				for(i in files)
+				{
+					if(files[i].type== 'folder')
+					{//this is foder item
+						
+						enableFolderBrowsable(i);
+					}else
+					{//this is file item
+						
+						switch(files[i].cssClass)
+						{
+							case 'filePicture':
+								//$('#a' + i).attr('rel', 'ajaxphotos');
+								//retrieveThumbnail(i);
+								
+								break;
+							case 'fileFlash':
+								break;
+							case 'fileVideo':
+								break;			
+							case 'fileMusic':
+								break;
+							default:
+							
+								
+						}
+						enablePreview('#dt' + i, i);
+						enablePreview('#thumbUrl' + i, i);
+						enablePreview('#a' + i, i);
+
+					}
+					enableShowDocInfo( i);
+					
+				}
+				break;
+			case 'detail':
+			default:
+				
+				enableContextMenu('#fileList tr');
+				for(i in files)
+				{
+					if(files[i].type== 'folder')
+					{//this is foder item
+						enableFolderBrowsable(i);
+					}else
+					{//this is file item
+						switch(files[i].cssClass)
+						{
+							case 'filePicture':
+								$('#row' + i + ' td a').attr('rel', 'ajaxphotos');
+								break;
+							case 'fileFlash':
+								break;
+							case 'fileVideo':
+								break;			
+							case 'fileMusic':
+								break;
+							default:						
+								
+						};	
+						enablePreview('#row' + i + ' td a', i);
+						
+					}	
+					enableShowDocInfo(i);				
+				}				
+				break;
+
+			
+		}
+	}	
+	
+	
+};
+
+function enableFolderBrowsable(num, debug) {	
+	switch(getView()) {
+		case 'thumbnail':
+			$('#dt'+ num + ' , #dd' + num + ' a').each(function() {		
+/*					if(typeof(debug) != 'undefined' && debug)
+					{
+						alert(this.tagName  + ' ' +  files[num].path);
+					}*/
+					doEnableFolderBrowsable(this, num);
+				}
+			);
+			break;
+		case 'detail':
+		default:
+			$('#row' + num + ' td[a]').each(function(){		
+					doEnableFolderBrowsable(this, num );
+				}
+			);		
+	}	
+};
+
+function doEnableFolderBrowsable(elem, num) {
+	$(elem).click(function() {
+		 {
+		 	searchRequired = false;
+		 	var typeNum = typeof(num);
+		 	if (typeNum.toUpperCase() == 'STRING') {
+		 		var fpath = (num.indexOf(urls.view) >=0?num:files[num].path_base64);
+		 	} else {
+		 		var fpath = files[num].path_base64;
+		 	}
+		 	
+			var url = appendQueryString(getUrl('view', true, true), 'path=' + fpath, ['path']);
+			$('#rightCol').empty();	
+			ajaxStart('#rightCol');
+			$('#rightCol').load(url, 
+				{},
+				function(){
+					    urls.present = appendQueryString(getUrl('home', true, true), 'path=' + fpath, ['path']);
+						ajaxStop('#rightCol img.ajaxLoadingImg');
+						initAfterListingLoaded();
+					});																									 
+		 };
+		 return false;		 
+	}
+	);									 
+};
+
+/**
+* @param mixed destinationSelector where the animation image will be append to
+*	@param mixed selectorOfAnimation the jquery selector of the animation 
+*/
+function ajaxStart(destinationSelector, id, selectorOfAnimation)
+{
+	if(typeof(selectorOfAnimation) == 'undefined')
+	{//set defaullt animation
+		selectorOfAnimation = '#ajaxLoading img';
+	}
+	if(typeof(id) != 'undefined')
+	{
+		$(selectorOfAnimation).clone().attr('id', id).appendTo(destinationSelector);
+
+	}else
+	{
+		$(selectorOfAnimation).clone(true).appendTo(destinationSelector);
+		
+	}
+	
+	
+};
+/**
+* remove the ajax animation 
+*	@param mixed selectorOfAnimation the jquery selector of the animation 
+*/
+function ajaxStop(selectorOfAnimation)
+{
+	$(selectorOfAnimation).remove();
+};
+/**
+*	change pagination limit
+*/
+function changePaginationLimit(elem)
+{
+		var url = getUrl('view', true, true, true);
+		$('#rightCol').empty();
+		ajaxStart('#rightCol');				
+		$('#rightCol').load(url, 
+					{},
+					function(){
+							urls.present = appendQueryString(getUrl('home', true, true), 'path=' + parentFolder.path_base64 , ['path'])
+							ajaxStop('#rightCol img.ajaxLoadingImg');
+							initAfterListingLoaded();
+						});	
+};
+/**
+*	get a query string variable value from an url
+* @param string index
+* @param string url
+*/
+function getUrlVarValue(url, index)
+{
+	
+	if(url != '' && index != '')
+	{
+		var urlParts = url.split("?");
+		baseUrl = urlParts[0];	
+		var count = 1;
+		if(typeof(urlParts[1]) != 'undefined' && urlParts[1] != '')
+		{//this is the query string parts
+			var queryStrParts = urlParts[1].split("&");
+			for(var i=0; i < queryStrParts.length; i++)
+			{
+				//split into query string variable name & value
+				var queryStrVariables = queryStrParts[i].split('=');
+				if(queryStrVariables[0] == index)
+				{
+					return queryStrVariables[1];
+				}
+			}
+		}		
+	}
+	return '';
+
+};
+/**
+*	parse current folder
+*/
+function parseCurrentFolder()
+{
+	var folders = currentFolder.friendly_path.split('/');
+	var str = '';
+	var url = getUrl('view', true, true);
+
+	var parentPath = '';
+	for(var i = 0; i < folders.length; i++) {
+		if (i == 0) {
+			parentPath += paths.root;
+			str += '/<a href="' + appendQueryString(url, 'path='+ parentPath, ['path']) + '"><span class="folderRoot">' + paths.root_title + '</span></a>'			
+		} else {
+			//hack for Chamilo: rename breadcrumbs into shared folders
+			if(folders[i]=='shared_folder') {
+				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_folder+'</span></a>';
+			} else if (folders[i].indexOf('shared_folder_session_')!=-1) {
+				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_folder_session+'</span></a>';
+			} else if (folders[i].indexOf('sf_user_')!=-1) {
+				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+shared_user_folder+'</span></a>';
+			} else {
+				parentPath+=folders[i]+'/';str+='/<a href="'+appendQueryString(url,'path='+parentPath,['path'])+'"><span class="folderSub">'+folders[i]+'</span></a>';
+			}
+
+			/*if(folders[i] != '') {				
+				parentPath += folders[i] + '/';
+				str += '/<a href="' + appendQueryString(url, 'path='+ parentPath , ['path']) + '"><span class="folderSub">' + folders[i] + '</span></a>';
+			}*/
+			//end hack
+		}
+	}
+	$('#currentFolderPath').empty().append(str);
+	$('#currentFolderPath a').each(
+		function()
+		{
+		 doEnableFolderBrowsable(this, $(this).attr('href'));
+		}
+		);
+};
+/**
+*	enable pagination as ajax function call
+*/
+function parsePagination()
+{
+	$('p.pagination a[@id!=pagination_parent_link]').each(function ()
+																		 {
+																			 $(this).click(
+																										 function()
+																										 {
+																													
+
+																											var page =  getUrlVarValue($(this).attr('href'), 'page');
+																											var url = appendQueryString(getUrl('view', true, true, searchRequired),'page=' + page, ['page']);
+																											$('#rightCol').empty();
+																											ajaxStart('#rightCol');
+																											$('#rightCol').load(url, 
+																														{},
+																														function(){
+																															urls.present = appendQueryString(getUrl('home', true, true, searchRequired),'page=' + page, ['page']);
+																																ajaxStop('#rightCol img.ajaxLoadingImg');
+																																initAfterListingLoaded();
+																															});	
+																											return false;
+																										 }
+																										 
+																										 );
+																		 }
+																		 );
+};
+/**
+*	get current view
+*/
+function getView()
+{
+	var view = $('input[@name=view][@checked]').get(0);
+	if(typeof(view) != 'undefined')
+	{
+		return view.value;
+	}else
+	{
+		return '';
+	}
+};
+
+function getNum(elemId)
+{
+	
+	if(typeof(elemId) != 'undefined' && elemId != '')
+	{
+		var r = elemId.match(/[\d\.]+/g);	
+		if(typeof(r) != 'undefined' &&  r &&  typeof(r[0]) != 'undefined')
+		{
+			return r[0];
+		}		
+	}
+
+	return 0;
+};
+
+function enableContextMenu(jquerySelectors) {
+	$(jquerySelectors).contextMenu('contextMenu', {
+		 bindings:
+		 {
+				'menuSelect':function(t)
+				{
+					var num = (getNum($(t).attr('id')));
+					selectFile(files[num].url);
+				},
+				'menuPlay':function(t)
+				{
+					var num = (getNum($(t).attr('id')));							
+					$('#playGround').html('<a id="playGround' + num + '" href="' + files[num].public_path + '"><div id="player">&nbsp;this is mine</div></a> ');
+					$('#playGround' + num).html('');																		
+					$('#playGround' + num).media({ width: 255, height: 210,  autoplay: true  });													
+					showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=250'  + '&width=258' + '&inlineId=winPlay&modal=true'));
+				},
+				'menuPreview':function(t)
+				{
+					var num = (getNum($(t).attr('id')));
+					$('#a' + num).click();					
+				},
+				'menuDownload':function(t)
+				{
+					var num = (getNum($(t).attr('id')));		
+					generateDownloadIframe(appendQueryString(getUrl('download', false, false), 'path=' + files[num].path, ['path']));
+				},
+				'menuRename':function(t)
+				{
+					var num = (getNum($(t).attr('id')));
+
+					showThickBox($('#a' + num).get(0), appendQueryString('#TB_inline', 'height=100' + '&width=350' + '&inlineId=winRename&modal=true'));
+
+					$('div#TB_window #renameName').val(files[num].name);
+					$('div#TB_window #original_path').val(files[num].path);
+					$('div#TB_window #renameNum').val(num);																			
+				},
+				'menuEdit':function(t)
+				{
+					var num = (getNum($(t).attr('id')));
+					var url = '';
+					switch(files[num].cssClass)
+					{
+						case 'filePicture':
+							url = getUrl('image_editor');
+							break;
+						default:
+							url = getUrl('text_editor');
+
+					}
+						 var param = "status=yes,menubar=no,resizable=yes,scrollbars=yes,location=no,toolbar=no";
+						 param += ",height=" + screen.height + ",width=" + screen.width;
+						if(typeof(window.screenX) != 'undefined')
+						{
+							param += ",screenX = 0,screenY=0";
+						}else if(typeof(window.screenTop) != 'undefined' )
+						{
+							param += ",left = 0,top=0" ;
+						}		 
+						var newWindow = window.open(url + ((url.lastIndexOf("?") > - 1)?"&":"?") + "path="  + files[num].path,'', param);
+						newWindow.focus( );																						
+
+
+				},
+
+				'menuCut':function(t)
+				{
+
+				},
+				'menuCopy':function(t)
+				{
+
+				},
+				'menuPaste':function(t)
+				{
+
+				},
+				'menuDelete':function(t)
+				{
+					var num = (getNum($(t).attr('id')));
+					if(window.confirm(warningDelete))
+					{
+						$.getJSON(appendQueryString(getUrl('delete', false,false), 'delete=' + files[num].path, ['delete']), 
+						function(data)
+						{
+							if(typeof(data.error) == 'undefined')
+							{
+								alert('Unexpected Error.');
+							}
+							else if(data.error != '')
+							{
+								alert(data.error);
+							}else
+							{//remove deleted files
+								switch(getView())
+								{
+									case 'thumbnail':																													$('#dl' + num ).remove();
+										break;
+									case 'detail':
+									default:
+										$('#row' + num).remove();
+
+								}
+								files[num] = null;
+							}
+						}
+						);
+
+
+					}																			
+				}
+		 },
+			onContextMenu:function(events)
+			{
+
+				return true;
+			},
+			onShowMenu:function(events, menu)
+			{
+
+				switch(getView())
+				{
+					case 'thumbnail':
+						var num = getNum(events.target.id);
+
+						break;
+					case 'detail':
+					default:
+						switch(events.target.tagName.toLowerCase())
+						{
+							case 'span':
+
+								if($(events.target).parent().get(0).tagName.toLowerCase()  == 'a')
+								{
+
+									var num = getNum($(events.target).parent().parent().parent().attr('id'));			
+								}else
+								{
+									var num = getNum($(events.target).parent().parent().parent().parent().attr('id'));			
+								}
+
+
+
+								break;
+							case 'td':
+							var num = getNum($(events.target).parent().attr('id'));																				
+								break;
+							case 'a':
+							case 'input':
+							  var num = getNum($(events.target).parent().parent().attr('id'));			
+							  break;
+						}
+				}
+
+				var menusToRemove = new Array;
+				if(typeof(selectFile) == 'undefined')
+				{
+					menusToRemove[menusToRemove.length] = '#menuSelect';
+				}
+				menusToRemove[menusToRemove.length] = '#menuCut';
+				menusToRemove[menusToRemove.length] = '#menuCopy';
+				menusToRemove[menusToRemove.length] = '#menuPaste';
+				switch(files[num].type)
+				{
+					case 'folder':
+						if(numFiles < 1)
+						{
+							menusToRemove[menusToRemove.length] = '#menuPaste';
+						}
+						menusToRemove[menusToRemove.length] = '#menuPreview';
+						menusToRemove[menusToRemove.length] = '#menuDownload';
+						menusToRemove[menusToRemove.length] = '#menuEdit';		
+						menusToRemove[menusToRemove.length] = '#menuPlay';
+						menusToRemove[menusToRemove.length] = '#menuDownload';
+
+						break;
+					default:
+					var isSupportedExt = false;
+					if(permits.edit)
+					{
+					var ext = getFileExtension(files[num].path);
+					var supportedExts = supporedPreviewExts.split(",");
+
+					for(var i = 0; i < supportedExts.length; i++)
+					{
+					if(typeof(supportedExts[i]) != 'undefined' && typeof(supportedExts[i]).toLowerCase() == 'string' && supportedExts[i].toLowerCase() == ext.toLowerCase())
+					{
+					isSupportedExt = true;
+					break;
+					}
+					}
+
+					}
+					if(!isSupportedExt || permits.view_only)
+					{
+						menusToRemove[menusToRemove.length] = '#menuEdit';
+					}
+
+
+					switch(files[num].cssClass)
+					{
+						case 'filePicture':
+							menusToRemove[menusToRemove.length] = '#menuPlay';
+							break;
+						case 'fileCode':
+							menusToRemove[menusToRemove.length] = '#menuPlay';
+							break;
+						case 'fileVideo':
+						case 'fileFlash':
+						case 'fileMusic':
+
+							menusToRemove[menusToRemove.length] = '#menuPreview';																					menusToRemove[menusToRemove.length] = '#menuEdit';
+							break;
+						default:
+							menusToRemove[menusToRemove.length] = '#menuPreview';
+							menusToRemove[menusToRemove.length] = '#menuPlay';
+
+
+
+					}
+					menusToRemove[menusToRemove.length] = '#menuPaste';
+				}
+				if(!permits.edit|| permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuEdit';
+				}																		
+				if(!permits.del || permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuDelete';
+				}  
+				if(!permits.cut || permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuCut';
+				} 
+				if(!permits.copy || permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuCopy';
+				} 
+				if((!permits.cut  && !permits.copy) || permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuPaste';
+				} 
+				if(!permits.rename || permits.view_only)
+				{
+					menusToRemove[menusToRemove.length] = '#menuRename';
+				} 
+
+				//alert(menusToRemove.join(','));
+				var txt = '';
+				for(var t in menu)
+				{
+					//txt += t + ': ' + menu[t] + '\n';
+				}
+				$(menu).children().children().children().each(
+					function()
+					{
+						if(menusToRemove.inArray('#' + this.id))
+						{
+							$(this).parent().remove();
+						}
+						//alert(this.id);
+
+
+					}
+				)
+				//alert(menusToRemove.join(','));
+				//$(menusToRemove.join(','), $(menu).children().children().children()).remove();								
+
+
+				return menu;
+			}
+		 }
+		 );	
+};
+
+
+var fileUploadElemIds = new Array(); //keep track of the file element ids
+/**
+*	add more file type of input file for multiple uploads
+*/
+function addMoreFile()
+{
+	
+	var newFileUpload = $($('div#TB_window #fileUploadBody  tr').get(0)).clone();
+	
+	do {
+		var elementId = 'upload' + generateUniqueId(10);
+	} while(fileUploadElemIds.inArray(elementId));
+	
+	fileUploadElemIds[fileUploadElemIds.length] = elementId;	
+
+	$(newFileUpload).appendTo('div#TB_window #fileUploadBody');
+	$('input[@type=file]', newFileUpload).attr('id', elementId);
+	$('span.uploadProcessing', newFileUpload).attr('id', 'ajax' + elementId);
+	$('input[@type=button]', newFileUpload).click(
+		function()
+		{
+			uploadFile(elementId);
+		}
+	);
+	$('a', newFileUpload).show().click(
+		function()
+		{
+			cancelFileUpload(elementId);
+		}
+	);
+
+
+	$(newFileUpload).show();
+	
+	return false;
+};
+/**
+*	cancel uploading file
+*   remove hidden upload frame
+*   remove hidden upload form
+*/
+function cancelFileUpload(elementId) {
+	$('div#TB_window #' + elementId).parent().parent().remove();
+	//ensure there is at least one visible upload element
+	while($('div#TB_window #fileUploadBody tr').length < 2) {
+		addMoreFile();
+	}
+	return false;	
+};
+/**
+*	upload file
+*/
+function uploadFile(elementId) {
+	var ext = getFileExtension($('#' + elementId).val());
+	var only_name_file=$('#'+elementId).val();// hack for Chamilo
+	
+	/*if(ext == '') {
+		alert(noFileSelected );
+		return false;
+	}*/
+	
+	// hack for Chamilo
+	if(ext=='' && only_name_file!=''){alert(noFileSelected+'\n\n'+ only_name_file);return false;}// Chamilo replace the above line
+	
+	var supportedExts = supportedUploadExts.split(",");
+	var isSupportedExt = false;
+
+	for (i in supportedExts)
+	{
+		//alert(typeof(supportedExts[i]));
+		if(typeof(supportedExts[i]) == 'string')
+		{
+			isSupportedExt = true;
+			break;				
+		}
+	}	
+
+	if(!isSupportedExt)
+	{
+		alert(msgInvalidExt);
+		return false;
+	}
+
+	$('#ajax' + elementId).hide();
+	$('#ajax' + elementId).show();
+
+	$.ajaxFileUpload ( {			
+
+			url: appendQueryString(getUrl('upload', false, false), 'folder=' + currentFolder.path_base64, ['folder']), 
+			secureuri:false,
+			fileElementId:elementId,
+			dataType: 'json',
+			success: function (data, status)
+			{
+
+				if(typeof(data.error) != 'undefined')
+				{
+					if(data.error != '')
+					{
+						alert(data.error);
+						$('#ajax' + elementId).hide();
+					}else
+					{
+						//remove the file type of input
+						cancelFileUpload(elementId);
+						numRows++;
+						files[numRows] = {};
+
+						for(var i in data)
+						{
+							if(i != 'error')
+							{
+								files[numRows][i] =  data[i];
+							}
+						}
+						addDocumentHtml(numRows);
+					}
+				}
+
+			},
+			error: function (data, status, e)
+			{
+				$('#ajax' + elementId).hide();
+				alert(e);
+			}
+		}
+	)	
+	
+	return false;
+};
+/**
+*	 generate unique id
+*/
+function generateUniqueId(leng)
+{
+   var idLength = leng || 32;
+   var chars = "0123456789abcdefghijklmnopqurstuvwxyzABCDEFGHIJKLMNOPQURSTUVWXYZ";
+   var id = '';
+   for(var i = 0; i <= idLength; i++)
+   {
+      id += chars.substr( Math.floor(Math.random() * 62), 1 );
+   }
+   
+   return (id );   
+   
+};
+
+/**
+*	generate a hidden iframe and force to download the specified file 
+*/
+function generateDownloadIframe(url) {
+	var frameId = 'ajaxDownloadIframe';		
+	$('#' + frameId).remove();
+	if(window.ActiveXObject) {
+			var io = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
+	} else {
+			var io = document.createElement('iframe');
+			io.id = frameId;
+			io.name = frameId;
+	}
+	io.style.position = 'absolute';
+	io.style.top = '-1000px';
+	io.style.left = '-1000px';
+	io.src = url; 
+	document.body.appendChild(io);		
+};
+
+
+/**
+*	show the url content in thickbox
+*/
+function showThickBox(linkElem, url) {	
+	$(linkElem).attr('href', url);
+	var t = linkElem.title || linkElem.name || null;	
+	var a = linkElem.href || linkElem.alt;
+	var g = linkElem.rel || false;
+	tb_show(t,a,g);
+	linkElem.blur();	
+	return false;
+};
+/**
+*	bring up a file upload window
+*/
+function uploadFileWin(linkElem)
+{
+	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=200' + '&width=450' + '&inlineId=winUpload&modal=true'));
+
+	if($('#fileUploadBody tr').length <= 1) {
+	
+	addMoreFile();
+	
+	}	
+	
+	return false;
+};
+/**
+*	bring up a new folder window
+*/
+function newFolderWin(linkElem)
+{
+	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=100'  + '&width=250' + '&inlineId=winNewFolder&modal=true'));
+	$('#new_folder').val('');
+	return false;
+};
+/**
+*	ajax call to create a folder
+*/
+function doCreateFolder()
+{
+	$('div#TB_window  #currentNewfolderPath').val(currentFolder.path);
+	var pattern=/^[A-Za-z0-9_ \-]+$/i;
+	
+	var folder = $('div#TB_window #new_folder');
+	//alert($('#new_folder').val());
+	if(!pattern.test($(folder).val())) {
+		alert(msgInvalidFolderName);	
+	} else {	
+			var options = { 
+				dataType: 'json',
+				url:getUrl('create_folder'),
+				error: function (data, status, e) {
+					alert(e);
+				},				
+				success:   function(data) 
+				{ 
+					//remove those selected items
+					if(data.error != '')
+					{
+						alert(data.error);
+					}else
+					{
+						
+							numRows++;
+							files[numRows] = {};
+							for(var i in data)
+							{
+								if(i != 'error')
+								{
+									files[numRows][i] =  data[i];
+								}
+							}
+						addDocumentHtml(numRows);
+
+						tb_remove();
+						
+																
+
+					}
+										
+					
+
+
+				} 
+			}; 
+			$('div#TB_window  #formNewFolder').ajaxSubmit(options); 	
+						 				
+				
+	}
+	return false;	
+	
+};
+/**
+* selecte documents and fire an ajax call to delete them
+*/
+function deleteDocuments()
+{
+	if(!window.confirm(warningDel))
+	{
+		return false;
+	}
+	switch(getView())
+	{
+		case 'thumbnail':
+			var selectedDoc = $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]');
+			break;
+		case 'detail':
+			
+		default:
+			var selectedDoc = $('#fileList input[@type=checkbox][@checked]');
+	}
+	
+	var hiddenSelectedDoc = document.getElementById('selectedDoc');
+	var selectedOptions;
+	var isSelected = false;
+	
+	//remove all options
+	$(hiddenSelectedDoc).removeOption(/./);
+	$(selectedDoc).each(function(i){
+										
+										$(hiddenSelectedDoc).addOption($(this).val(), getNum($(this).attr('id')), true);
+										isSelected = true;
+										 });		
+	if(isSelected)
+	{//remove them via ajax call
+			var options = 
+			{ 
+				dataType: 'json',
+				url:getUrl('delete'),
+				error: function (data, status, e) 
+				{
+
+					alert(e);
+				},				
+				success:   function(data) 
+				{ 
+					if(typeof(data.error) == 'undefined')
+					{
+						alert('Unexpected error.');
+					}else if(data.error != '')
+					{
+						alert(data.error);
+					}else
+					{
+						
+						//remove all files
+						for(var i =0; i < hiddenSelectedDoc.options.length; i++)
+						{
+							switch(getView())
+							{
+								case 'thumbnail':
+									$('#dl' + hiddenSelectedDoc.options[i].text).remove();
+									break;
+								case 'detail':
+								default:
+									$('#row' + hiddenSelectedDoc.options[i].text).remove();
+							}
+						}											
+
+					}
+				} 
+			}; 
+			$('#formAction').ajaxSubmit(options); 			
+
+			
+		
+	}
+	
+	return false;	
+};
+/**
+*	renmae the specific file/folder
+*/
+function doRename()
+{
+	
+	var num = $('div#TB_window #renameNum').val();
+	if(files[num].fileType == 'folder')
+	{
+		var pattern=/^[A-Za-z0-9_ \-]+$/i;
+	}else
+	{
+		var pattern=/^[A-Za-z0-9_ \-\.]+$/i;
+	}	
+	
+	if(!pattern.test($('div#TB_window  #renameName').val()))
+	{
+		if(files[num].fileType == 'folder')
+		{
+			alert(msgInvalidFolderName);
+		}else
+		{
+			alert(msgInvalidFileName);
+		}	
+			
+	}else
+	{	
+			var options = 
+			{ 
+				dataType: 'json',
+				url:getUrl('rename'),
+				error: function (data, status, e) 
+				{
+
+					alert(e);
+				},				
+				success:   function(data) 
+				{ 
+					//remove those selected items
+					if(data.error != '')
+					{
+						alert(data.error);
+					}else
+					{
+						
+						var info = '';
+						for(var i in data)
+						{
+							if(i != 'error')
+							{
+								files[num][i] = data[i];
+							}
+							
+						}						
+						switch(getView())
+						{
+							case 'thumbnail':
+							 	$('#thumbUrl' + num).attr('href', files[num].path);
+							 	$('#thumbImg' + num).attr('src', appendQueryString(getUrl('thumbnail'), 'path=' + files[num].path, ['path']));
+							 	$('#cb' + num).val(files[num].path);
+							 	$('#a' + num).attr('href', files[num].path).text(files[num].name);
+								break;
+	
+							case 'detail':
+
+							default:
+								$('#check' + num).val(files[num].path);								
+								$('#a' + num).attr('href', files[num].path);							
+								$('#tdnd' + num).text(files[num].name);
+								$('#tdth' + num).text(files[num].mtime);								
+						}
+						
+						tb_remove();											
+
+					}
+				} 
+			}; 
+			$('div#TB_window #formRename').ajaxSubmit(options); 	
+						 				
+				
+	}	
+};
+/**
+* reload the whole window 
+*/
+function windowRefresh()
+{
+	document.location.href = urls.present;
+	return false;
+	//document.location.reload();
+};
+/**
+*	show the system information
+*/
+function infoWin(linkElem)
+{
+	
+	showThickBox(linkElem, appendQueryString('#TB_inline', 'height=180' + '&width=500'+ '&inlineId=winInfo&modal=true'));
+	return false;
+
+};
+/**
+*check all checkboxs and uncheck all checkbox
+*/
+function checkAll(checkbox)
+{
+
+	if($(checkbox).attr('class') == "check_all")
+	{
+		$('#tickAll, #actionSelectAll').attr('class', 'uncheck_all');
+		$('#tickAll, #actionSelectAll').attr('title', unselectAllText);
+		$('#actionSelectAll span').html(unselectAllText);
+		switch(getView())
+		{
+			case 'thumbnail':
+				$('#rightCol dl.thumbnailListing input[@type=checkbox]').each(function(i){
+														   			$(this).attr("checked", 'checked');												 
+																	 })	;
+				break;
+			case 'detail':
+			default:
+$("#fileList tr[@id^=row] input[@type=checkbox]").each(function(i){
+														   			$(this).attr("checked", 'checked');												 
+																	 })	;			
+		}
+				
+
+	}else
+	{
+		$('#tickAll, #actionSelectAll').attr('class', 'check_all');
+		$('#tickAll, #actionSelectAll').attr('title', selectAllText);		
+		$('#actionSelectAll span').html( selectAllText);	
+		switch(getView())
+		{
+			case 'thumbnail':
+				$('#rightCol dl.thumbnailListing input[@type=checkbox]').each(function(i){
+														   			$(this).removeAttr("checked");											 
+																	 })	;
+				break;
+			case 'detail':
+			default:
+$("#fileList tr[@id^=row] input[@type=checkbox]").each(function(i){
+														   			$(this).removeAttr("checked");											 
+																	 })	;			
+		}		
+	}
+
+	return false;
+		
+};		
+
+function cutDocuments(msgNoDocSelected)
+{
+	repositionDocuments(msgNoDocSelected, getUrl('cut'), 'cut');
+	return false;
+};
+
+function copyDocuments(msgNoDocSelected)
+{
+	repositionDocuments(msgNoDocSelected, getUrl('copy'), 'copy');
+	return false;
+};
+
+/**
+* selecte documents and fire an ajax call to delete them
+*/
+function repositionDocuments(msgNoDocSelected, formActionUrl, actionVal)
+{
+	switch(getView())
+	{
+		case 'thumbnail':
+			var selectedDoc = $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]');
+			break;
+		case 'detail':
+			
+		default:
+			var selectedDoc = $('#fileList input[@type=checkbox][@checked]');
+	}
+	
+	var hiddenSelectedDoc = document.getElementById('selectedDoc');
+	var selectedOptions;
+	var isSelected = false;
+	
+	//remove all options
+	$(hiddenSelectedDoc).removeOption(/./);
+	$(selectedDoc).each(function(i){
+										
+										$(hiddenSelectedDoc).addOption($(this).val(), getNum($(this).attr('id')), true);
+										isSelected = true;
+										 });		
+	if(!isSelected)
+	{
+		alert(msgNoDocSelected);
+	}
+	else
+	{
+		
+			var formAction =  document.formAction;
+			var actionElem = $('#action_value');
+			formAction.action = formActionUrl;
+
+			$('#currentFolderPathVal').val(currentFolder.path);
+			$(actionElem).val(actionVal);
+			var options = 
+			{ 
+				dataType: 'json',
+				error: function (data, status, e) 
+				{
+					alert(e);
+				},				
+				success:   function(data) 
+				{ 
+										if(typeof(data.error) == 'undefined')
+										{
+											alert('Unexpected Error');
+										}
+										else if(data.error != '')
+										{
+											alert(data.error);
+										}else
+										{			
+											//set change flags
+											numFiles = parseInt(data.num);
+											var flag = (actionVal == 'copy'?'copyFlag':'cutFlag');		
+											action = actionVal;
+											//clear all flag
+											for(var i = 1; i < numRows; i++)
+											{
+												$('#flag' + i).attr('class', 'noFlag');
+											}											
+											for(var i =0; i < hiddenSelectedDoc.options.length; i++)
+											{
+												$('#flag' + hiddenSelectedDoc.options[i].text).attr('class', flag);
+											}
+
+										}
+										
+					} 
+			}; 
+			$(formAction).ajaxSubmit(options); 	
+						 				
+
+	}
+	
+	return false;	
+};
+
+function pasteDocuments(msgNoDocSelected)
+{
+	if(numFiles)
+	{
+
+		var warningMsg = (action == 'copy'?warningCopyPaste:warningCutPaste);
+		if(window.confirm(warningMsg))
+		{
+			$.getJSON(appendQueryString(getUrl('paste'), 'current_folder_path='+ currentFolder.path, ['current_folder_path']), 
+				function(json)
+				{
+					if(typeof(json.error) == 'undefined')
+					{
+						alert('Unexpected Error.');
+					}
+					{
+						
+						if(json.error != '')
+						{
+							alert(json.error);
+						}
+						
+						
+						for(var j in json.files)
+						{
+							numRows++;
+							files[numRows] = {};
+							for(var i in json.files[j])
+							{
+								files[numRows][i] = json.files[j][i];
+							}
+							addDocumentHtml(numRows);						
+							
+						}
+						numFiles = parseInt(json.unmoved_files);
+						
+						
+						
+						
+					}
+				}
+			);
+		
+		}
+	}else
+	{
+		alert(msgNoDocSelected);
+	}
+	return false;
+	
+};
+/**
+*	add document item html to the file listing body
+*/
+function addDocumentHtml(num)
+{
+		var strDisabled = "";
+		if(!files[num].is_writable)
+		{
+			strDisabled = "disabled";
+		}	
+		switch(getView())
+		{
+			
+			case 'thumbnail':
+				$(
+				'<dl class="thumbnailListing" id="dl' + num + '" ><dt id="dt' + num + '" class="' + files[num].cssClass + '"></dt><dd id="dd' + num + '" class="thumbnailListing_info"><span id="flag' + num + '" class="' + files[num].flag + '">&nbsp;</span><input id="cb' + num + '" type="checkbox"  class="radio" ' + strDisabled +' name="check[]" class="input" value="' + files[num].path + '" /><a href="' + files[num].path + '" title="' + files[num].name + '" id="a' + num + '">' + (typeof(files[num].short_name) != 'undefined'?files[num].short_name:files[num].name) + '</a></dd></dl>').appendTo('#content');
+			
+
+				if(files[num].type== 'folder')
+				{//this is foder item
+					
+					enableFolderBrowsable(num);
+				}else
+				{//this is file item
+					
+					switch(files[num].cssClass)
+					{
+						case 'filePicture':
+							$('<a id="thumbUrl' + num + '" rel="thumbPhotos" href="' + files[num].path + '"><img src="' + appendQueryString(getUrl('thumbnail', false, false), 'path=' + files[num].path, ['path']) + '" id="thumbImg' +  num + '"></a>').appendTo('#dt' + num);
+							break;
+						case 'fileFlash':
+							break;
+						case 'fileVideo':
+							break;			
+						case 'fileMusic':
+							break;
+						default:
+						
+							
+					}
+					enablePreview('#dl' + num + ' a', [num]);					
+				
+				}	
+				enableContextMenu('#dl' + num);	
+				enableShowDocInfo( num);									
+				break;
+			case 'detail':
+			default:
+				var cssRow = (num % 2?"even":"odd");
+				$('<tr class="' + cssRow + '" id="row' + num + '"><td id="tdz' + num +'" align="center"><span id="flag' + num +'" class="' + files[num].flag +'">&nbsp;</span><input type="checkbox" class="radio" name="check[]" id="cb' + num +'" value="' + files[num].path +'" ' + strDisabled + ' /></td><td align="center" class="fileColumns"   id="tdst1">&nbsp;<a id="a' + num +'" href="' + files[num].path +'"><span class="' + files[num].cssClass + '">&nbsp;</span></a></td><td class="left docName" id="tdnd' + num +'">'  + (typeof(files[num].short_name) != 'undefined'?files[num].short_name:files[num].name) + '</td><td class="docInfo" id="tdrd' + num +'">' + files[num].size +'</td><td class="docInfo" id="tdth' + num +'">' + files[num].mtime +'</td></tr>').appendTo('#fileList');
+		
+				if(files[num].type== 'folder')
+				{//this is foder item					
+					enableFolderBrowsable(num);
+				}else
+				{//this is file item
+					
+					switch(files[num].cssClass)
+					{
+						case 'filePicture':							
+							break;
+						case 'fileFlash':
+							break;
+						case 'fileVideo':
+							break;			
+						case 'fileMusic':
+							break;
+						default:
+						
+							
+					}
+					enablePreview('#row' + num + ' td a', num);		
+								
+				}	
+				enableContextMenu('#row' + num);
+				enableShowDocInfo(num);										
+				break;								
+			
+				
+		}	
+	
+	
+	
+};
+
+function enableShowDocInfo(num)
+{
+
+	$('#cb' + num).click(
+		function()
+		{
+
+			setDocInfo('doc', num);
+		}
+	);	
+};
+/**
+*	show up the selected document information
+* @param   type root or doc
+*/
+function setDocInfo(type, num) {
+	var info = {};
+	if(type == 'root'){ 
+		info = currentFolder;
+	} else {
+		info = files[num];
+	}
+
+	if(info.type=="folder") {
+		$('#folderPath').text(info.name);
+		$('#folderFile').text(info.file);
+		$('#folderSubdir').text(info.subdir);
+		$('#folderCtime').text(info.ctime);
+		$('#folderMtime').text(info.mtime);
+		if(info.is_readable == '1')
+		{
+			$('#folderReadable').html("<span class=\"flagYes\">&nbsp;</span>");	
+		}else
+		{
+			$('#folderReadable').html("<span class=\"flagNo\">&nbsp;</span>");
+		}
+		if(info.is_writable == '1')
+		{
+			$('#folderWritable').html("<span class=\"flagYes\">&nbsp;</span>");	
+		}else
+		{
+			$('#folderWritable').html("<span class=\"flagNo\">&nbsp;</span>");
+		}	
+		$('#folderFieldSet').css('display', '');
+		$('#fileFieldSet').css('display', 'none');
+	} else {
+			$('#fileName').text(info.name);
+			$('#fileSize').text(info.size);
+			$('#fileType').text(info.fileType);
+			$('#fileCtime').text(info.ctime);
+			$('#fileMtime').text(info.mtime);
+			if(info.is_readable == '1') {
+				$('#fileReadable').html("<span class=\"flagYes\">&nbsp;</span>");	
+			} else {
+				$('#fileReadable').html("<span class=\"flagNo\">&nbsp;</span>");
+			}			
+			if(info.is_writable == '1') {
+				$('#fileWritable').html("<span class=\"flagYes\">&nbsp;</span>");	
+			} else {
+				$('#fileWritable').html("<span class=\"flagNo\">&nbsp;</span>");
+			}	
+			/*
+			$('#folderFieldSet').css('display', 'none');
+			$('#fileFieldSet').css('display', '');
+			
+		    if (typeof(selectFile) != 'undefined' && $('#fileList input[@type=checkbox][@checked]').length==1 || $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]').length==1 ) {
+			   	$('#selectCurrentUrl').unbind('click').click(function() {
+					selectFile(info.url);			   		
+			   	});			   	
+			   	$('#returnCurrentUrl').show();		   	 
+		    } else {
+			   $('#returnCurrentUrl').hide();
+		    }
+		}	
+		};
+		*/
+
+		//hack for Chamilo replace this line below for insert/select in browse mode
+ 
+		$('#folderFieldSet').css('display','none');
+		$('#fileFieldSet').css('display','');
+
+		if(typeof(selectFile)!='undefined' && $('#fileList input[@type=checkbox][@checked]').length==1 || $('#rightCol dl.thumbnailListing input[@type=checkbox][@checked]').length==1){
+			$('#selectCurrentUrl').unbind('click').click(function(){
+			selectFile(info.url);
+			});
+			$('#returnCurrentUrl').show();
+		} else { 
+			$('#returnCurrentUrl').hide();
+		}
+	}
+};
+
+function search() {
+	searchRequired = true;			
+	var url = getUrl('view', true, true, true);		
+
+	$('#rightCol').empty();
+	ajaxStart('#rightCol');		
+
+	$('#rightCol').load(url, 
+				{},
+				function(){
+						ajaxStop('#rightCol img.ajaxLoadingImg');
+						initAfterListingLoaded();
+					});			
+	return false;
+};
+
+function closeWinPlay()
+{
+	tb_remove();
+	$('#playGround').empty();
+	return false;
+};
+
+function closeWindow(msg) {
+
+	if(window.confirm(msg)) {
+		window.close();
+	} else {
+		return false;
+	}
 };
\ No newline at end of file
diff --git a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/thickbox.js b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/thickbox.js
old mode 100755
new mode 100644
index 54d70150de..7e10fdb3d3
--- a/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/thickbox.js
+++ b/main/inc/lib/fckeditor/editor/plugins/ajaxfilemanager/jscripts/thickbox.js
@@ -125,7 +125,7 @@ function tb_show(caption, url, imageGroup) {//function called when the user clic
 			
 			TB_WIDTH = (imageWidth + 30 > 250?imageWidth + 30 :250);
 			TB_HEIGHT = imageHeight + 60;			
-			$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>" + thickbox.close +"</a></div>"); 		
+			$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>" + thickbox.close +"</a></div>");//Note for Chamilo: image preview		
 			
 			$("#TB_closeWindowButton").click(tb_remove);
 			
@@ -185,7 +185,7 @@ function tb_show(caption, url, imageGroup) {//function called when the user clic
 			var params = tb_parseQuery( queryString );
 
 			TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
-			TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
+			TB_HEIGHT = (params['height']*1) + 40 || 40; //defaults to 440 if no paramaters were added to URL. Chamilo change 440 by 40
 			ajaxContentW = TB_WIDTH - 30;
 			ajaxContentH = TB_HEIGHT - 45;
 			
@@ -193,7 +193,7 @@ function tb_show(caption, url, imageGroup) {//function called when the user clic
 					urlNoQuery = url.split('TB_');
 					$("#TB_iframeContent").remove();
 					if(params['modal'] != "true"){//iframe no modal
-						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>X</a> / Esc</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
+						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>"+ thickbox.close +"</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");//Note for Chamilo: preview html files. Added chickbox.close text
 				   // START: ANDRE SILVA resolve pdf preview bug
 				   $("#TB_window").css({display:"block"}); //for safari using css instead of show
 				   // END: ANDRE SILVA resolve pdf preview bug
@@ -205,7 +205,7 @@ function tb_show(caption, url, imageGroup) {//function called when the user clic
 			}else{// not an iframe, ajax
 					if($("#TB_window").css("display") != "block"){
 						if(params['modal'] != "true"){//ajax no modal
-						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>X</a> / Esc</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
+						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>"+ thickbox.close +"</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");//added Chamilo thickbox.close text
 						}else{//ajax modal
 						$("#TB_overlay").unbind();
 						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	

From 081d6b6ed6416e66b6a28d308fc380e2c3660c42 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sun, 8 Jul 2012 16:17:22 +0200
Subject: [PATCH 6/7] fix imagedestroy message

---
 main/document/slideshow.php | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/main/document/slideshow.php b/main/document/slideshow.php
index 4d868387fe..7169fa0390 100644
--- a/main/document/slideshow.php
+++ b/main/document/slideshow.php
@@ -261,16 +261,14 @@ if ($slide_id == 'all') {
 						}
 						else{
 							imagejpeg($crop,$image_thumbnail);//TODO:check BMP files
-						}						
-					}
-					
-					//clean memory
-					imagedestroy($crop);
-					
+						}	
+						//clean memory
+						imagedestroy($crop);					
+					}//end exist thumbnail
 					//show thumbnail and link
 					$one_image_thumbnail_file='.thumbs/.'.$one_image_file;//get path thumbnail
 					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_thumbnail_file : $path.$one_image_thumbnail_file;
-					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" title="'.$one_image_file.'">';
+					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" title="'.$one_image_file.'">';	
 				}
 				else{
 					//image format no support, get path original image
@@ -278,11 +276,11 @@ if ($slide_id == 'all') {
 					$image_height = $image_height_width[0];
 					$image_width = $image_height_width[1];
 					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_file : $path.$one_image_file;
-					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';
-				}
-			}
-		}
-	}
+					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';	
+				}//end allowed image types
+			}//end if exist file image
+		}//end foreach
+	}//end image files only
 }
 
 // Creating the table

From 55e4415758ed0ac0a9413b5a7ba45d7a1ccd258e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Ra=C3=B1a?= <juancarlos@innovasoc.com>
Date: Sun, 8 Jul 2012 17:05:37 +0200
Subject: [PATCH 7/7] adding support for bmp and svg images with virtual
 thumbnails

---
 main/document/document_slideshow.inc.php |  2 +-
 main/document/slideshow.php              | 18 ++++++------------
 2 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/main/document/document_slideshow.inc.php b/main/document/document_slideshow.inc.php
index 6dbcbed5e3..c766e13e44 100644
--- a/main/document/document_slideshow.inc.php
+++ b/main/document/document_slideshow.inc.php
@@ -25,7 +25,7 @@
  *	too much things in one file , I decided to put the code for document.php here and to include this
  *	file into document.php
  */
-$accepted_extensions = array('.jpg', '.jpeg', '.gif', '.png');
+$accepted_extensions = array('.jpg', '.jpeg', '.gif', '.png', '.bmp','.svg');
 
 // Resetting the images of the slideshow = destroying the slideshow
 if (isset($_GET['action']) && $_GET['action'] == 'exit_slideshow') {
diff --git a/main/document/slideshow.php b/main/document/slideshow.php
index 7169fa0390..675f784072 100644
--- a/main/document/slideshow.php
+++ b/main/document/slideshow.php
@@ -185,12 +185,12 @@ if ($slide_id == 'all') {
     }
 	
 	// Config thumbnails
-	$allowed_types		  = array('jpg','jpeg','gif','png','bmp');//TODO:check bellow image_files_only
+	$row_items 			  = 4;
+	$allowed_thumbnail_types = array('jpg','jpeg','gif','png');
 	$max_thumbnail_width  = 100;
 	$max_thumbnail_height = 100;
 	$png_compression	  = 0;//0(none)-9
 	$jpg_quality  	      = 75;//from 0 to 100 (default is 75). More queality less compression
-	$row_items 			  = 4;
 	
 
 	// check files and thumbnails
@@ -204,10 +204,10 @@ if ($slide_id == 'all') {
 				$imagetype = explode(".", $image);
 				$imagetype = strtolower($imagetype[count($imagetype)-1]);
 				
-				if(in_array($imagetype,$allowed_types)) {
+				if(in_array($imagetype,$allowed_thumbnail_types)) {
 					
 					if (!file_exists($image_thumbnail)){
-					
+
 						$original_image_size = api_getimagesize($image);
 						switch($imagetype) {
 							case 'gif':
@@ -219,9 +219,6 @@ if ($slide_id == 'all') {
 							case 'png':
 								$source_img = imagecreatefrompng($image);
 								break;
-							case 'bmp':
-								$source_img = imagecreatefromwbmp($image);//TODO:check this
-								break;
 						}
 						
 						$new_thumbnail_size = api_calculate_image_size($original_image_size['width'], $original_image_size['height'], $max_thumbnail_width, $max_thumbnail_height);
@@ -259,9 +256,7 @@ if ($slide_id == 'all') {
             			if($imagetype == "gif"){	
                 			imagegif($crop,$image_thumbnail);
 						}
-						else{
-							imagejpeg($crop,$image_thumbnail);//TODO:check BMP files
-						}	
+		
 						//clean memory
 						imagedestroy($crop);					
 					}//end exist thumbnail
@@ -276,7 +271,7 @@ if ($slide_id == 'all') {
 					$image_height = $image_height_width[0];
 					$image_width = $image_height_width[1];
 					$doc_url = ($path && $path !== '/') ? $path.'/'.$one_image_file : $path.$one_image_file;
-					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$image_width.'" height="'.$image_height.'" title="'.$one_image_file.'">';	
+					$image_tag[] = '<img src="download.php?doc_url='.$doc_url.'" border="0" width="'.$max_thumbnail_width.'" height="'.$max_thumbnail_height.'" title="'.$one_image_file.'">';	
 				}//end allowed image types
 			}//end if exist file image
 		}//end foreach
@@ -322,7 +317,6 @@ if ($slide_id != 'all') {
 			$height_width_tags = 'width="'.$image_width.'" height="'.$image_height.'"';
 		}
 
-		// Showing the comment of the image, Patrick Cool, 8 april 2005
 		// This is done really quickly and should be cleaned up a little bit using the API functions
 		$tbl_documents = Database::get_course_table(TABLE_DOCUMENT);
 		if ($path == '/') {