diff --git a/main/inc/lib/javascript/jquery.lp_minipanel.js b/main/inc/lib/javascript/jquery.lp_minipanel.js
index 235739cc49..0b466304f9 100644
--- a/main/inc/lib/javascript/jquery.lp_minipanel.js
+++ b/main/inc/lib/javascript/jquery.lp_minipanel.js
@@ -1,4 +1,3 @@
-
 /*******************************************
  Learning Path minipanel - Chamilo 1.8.8
  Adding mini panel to browse Learning Paths
@@ -10,10 +9,9 @@
   $(document).ready(function() {
 
    //Adding div to hide panel
-
     $('#learning_path_right_zone').
          before('<div id="hide_bar" style="float: left; width: 10px; height: 100%;">' +
-        '<table style="border: 0px none; width: 100%; height: 100%; cursor: pointer; background-color: #EEEEEE">' +
+        '<table style="border: 0 none; width: 100%; height: 100%; cursor: pointer; background-color: #EEEEEE">' +
         '<tr> <td> </td></tr></table></div>');
     $('#hide_bar table').css({backgroundImage: "url(../img/hide0.png)", backgroundRepeat: "no-repeat", backgroundPosition: "center center"})
 
@@ -31,14 +29,12 @@
         }
       );
 
-    //Adding funcionality
-
+    // Adding funcionality
     $('#hide_bar table').toggle(function(){
 
-      var panel = $('#lp_navigation_elem div:first').clone();
-
+      // Copy little progress bar in <tr></tr>
       function minipb(){
-        $('#learning_path_main #control  tr').after('<tr></tr>');
+        $('#learning_path_main #control tr').after('<tr></tr>');
         $('#learning_path_main #control tr:eq(1)').append($('#progress_bar').html());
         $('#learning_path_main #control tr:eq(1) #progress_img_limit_left').attr('height','5');
         $('#learning_path_main #control tr:eq(1) #progress_img_full').attr('height','5');
@@ -49,17 +45,12 @@
         $('#learning_path_main #control tr:eq(1) div').css('width','');
       }
 
+      // Construct mini panel
+      var panel = $('#lp_navigation_elem div:first').clone();
       $(panel).attr('id','control');
-
       $('#learning_path_main').append(panel);
       minipb();
-
       $('#learning_path_main #control .buttons').attr('align','center');
-
-      $('#learning_path_left_zone').hide(50);
-      $('#learning_path_right_zone').css('marginLeft','10px');
-      $('#hide_bar table').css('backgroundImage','url(../img/hide2.png)').css('backgroundColor','#EEEEEE');
-
       $('#learning_path_main  #control').css(
         { margin: "auto",
           width: "132px",
@@ -74,21 +65,27 @@
           borderRadius: "4px 4px 4px 4px",
           opacity: "0.8",
           cursor: "move"
-        }
-       );
+        });
       $('#learning_path_main  #control table').attr('align','center');
-      $('#learning_path_main  #control').draggable({ iframeFix: true, stack: "#learning_path_right_zone", cursor: "move" });
-      $('#learning_path_main #control .buttons img').click(function(){
-        $('#learning_path_main #control tr:eq(1)').remove();
+      $('#learning_path_main  #control').draggable(
+      { iframeFix: true,
+        stack: "#learning_path_right_zone",
+        cursor: "move"
+      });
+      $('#learning_path_main #control .buttons img').click(function()
+      { $('#learning_path_main #control tr:eq(1)').remove();
         minipb();
       });
+      // Hiding navigation left zone
+      $('#learning_path_left_zone').hide(50).css('marginLeft','10px');
+      $('#hide_bar table').css('backgroundImage','url(../img/hide2.png)').css('backgroundColor','#EEEEEE');
+
     },function(){
+      // Show navigation left zone
       $('#hide_bar table').css('backgroundImage','url(../img/hide0.png)').css('backgroundColor','#EEEEEE');
       $('#learning_path_right_zone').css('marginLeft','290px');
       $('#learning_path_left_zone').show(50);
       $('#learning_path_main  #control').remove();
     });
-
   });
-
-})(jQuery);
+})(jQuery);
\ No newline at end of file