diff --git a/main/newscorm/openoffice_document.class.php b/main/newscorm/openoffice_document.class.php
index 91fe223f09..42097fda0e 100644
--- a/main/newscorm/openoffice_document.class.php
+++ b/main/newscorm/openoffice_document.class.php
@@ -15,6 +15,8 @@ abstract class OpenofficeDocument extends learnpath {
 	
 
 	public $first_item = 0;
+    public $original_charset = 'utf-8';
+    public $original_locale = 'en_US.UTF-8';
 
 	/**
 	 * Class constructor. Based on the parent constructor.
@@ -82,7 +84,7 @@ abstract class OpenofficeDocument extends learnpath {
 		chmod ($this->base_work_dir.$this->created_dir,0777);
 		chmod ($this->base_work_dir.'/'.$this->file_path,0777);
 		
-		$locale = 'en_US.UTF-8'; // TODO : improve it because we're not sure this locale is present everywhere
+		$locale = $this->original_locale; // TODO : improve it because we're not sure this locale is present everywhere
 		putenv('LC_ALL='.$locale);
 		$shell = exec($cmd, $files, $return);
 		if($return != 0) { //if the java application returns an error code
diff --git a/main/newscorm/openoffice_presentation.class.php b/main/newscorm/openoffice_presentation.class.php
index 03b030d29e..dffad7565e 100644
--- a/main/newscorm/openoffice_presentation.class.php
+++ b/main/newscorm/openoffice_presentation.class.php
@@ -42,9 +42,9 @@ class OpenofficePresentation extends OpenofficeDocument {
 			
 			//filename is utf8 encoded, but when we decode, some chars are not translated (like quote ’).
 			//so we remove these chars by translating it in htmlentities and the reconvert it in want charset
-			$slide_name = htmlentities($slide_name,ENT_COMPAT,'utf-8'); 
+			$slide_name = htmlentities($slide_name,ENT_COMPAT,$this->original_charset); 
 			$slide_name = str_replace('’','\'',$slide_name);
-			$slide_name = mb_convert_encoding($slide_name, api_get_setting('platform_charset'), 'utf-8');
+			$slide_name = mb_convert_encoding($slide_name, api_get_setting('platform_charset'), $this->original_charset);
 			$slide_name = html_entity_decode($slide_name);
 			
 			if($this->take_slide_name === true)
@@ -112,9 +112,9 @@ class OpenofficePresentation extends OpenofficeDocument {
 		foreach($files as $file){
 			
 			list($slide_name,$file_name) = explode('||',$file); // '||' is used as separator between slide name (with accents) and file name (without accents)
-			$slide_name = htmlentities($slide_name,ENT_COMPAT,'utf-8'); 
+			$slide_name = htmlentities($slide_name,ENT_COMPAT,$this->original_charset); 
 			$slide_name = str_replace('’','\'',$slide_name);
-			$slide_name = mb_convert_encoding($slide_name, api_get_setting('platform_charset'), 'utf-8');
+			$slide_name = mb_convert_encoding($slide_name, api_get_setting('platform_charset'), $this->original_charset);
 			$slide_name = html_entity_decode($slide_name);
 			
 			$did = add_document($_course, $this->created_dir.'/'.urlencode($file_name), 'file', filesize($this->base_work_dir.$this->created_dir.'/'.$file_name), $slide_name);
diff --git a/main/newscorm/openoffice_text_document.class.php b/main/newscorm/openoffice_text_document.class.php
index 23075c2eea..98a8aeae43 100644
--- a/main/newscorm/openoffice_text_document.class.php
+++ b/main/newscorm/openoffice_text_document.class.php
@@ -53,10 +53,10 @@ class OpenOfficeTextDocument extends OpenofficeDocument {
 		// the file is utf8 encoded and it seems to make problems with special quotes. 
 		// then we htmlentities that, we replace these quotes and html_entity_decode that in good charset
 		$charset = api_get_setting('platform_charset');
-		$content = htmlentities($content,ENT_COMPAT,'utf-8'); 
+		$content = htmlentities($content,ENT_COMPAT,$this->original_charset); 
 		$content = str_replace('’','\'',$content);
-		$content = mb_convert_encoding($content, $charset, 'utf-8');
-		$content = str_replace('utf-8',$charset,$content);
+		$content = mb_convert_encoding($content, $charset, $this->original_charset);
+		$content = str_replace($this->original_charset,$charset,$content);
 		$content = html_entity_decode($content);
 		
 		// set the path to pictures to absolute (so that it can be modified in fckeditor)