diff --git a/static/js/ace2_inner.js b/static/js/ace2_inner.js
index 581a9222e..a90b2bd46 100644
--- a/static/js/ace2_inner.js
+++ b/static/js/ace2_inner.js
@@ -5267,7 +5267,6 @@ function Ace2Inner(){
     }
     setLineListTypes(mods);
   }  
-  
   function doInsertUnorderedList(){
     doInsertList('bullet');
   }
diff --git a/static/js/contentcollector.js b/static/js/contentcollector.js
index 2e7edd097..0b730976c 100644
--- a/static/js/contentcollector.js
+++ b/static/js/contentcollector.js
@@ -457,6 +457,10 @@ function makeContentCollector(collectStyles, browser, apool, domInterface, class
       }
       else if (!isEmpty)
       {
+        //It is interesting to notice that the rendering code of this part relies
+        //on the attributes stored in the "class" attribute of the DOM element.
+        //It means that whenever one wants to create a new attribute, he will
+        //need to put it as a class !
         var styl = dom.nodeAttr(node, "style");
         var cls = dom.nodeProp(node, "className");
 
diff --git a/static/js/domline.js b/static/js/domline.js
index 8c1489512..88d430cfc 100644
--- a/static/js/domline.js
+++ b/static/js/domline.js
@@ -115,7 +115,7 @@ domline.createDomLine = function(nonEmpty, doesWrap, optBrowser, optDocument)
           else if(details[1] == "title")
           {
             markup = 'h'+Number(details[2]);
-            preHtml = '<'+markup+'>';
+            preHtml = '<'+markup+' class="list-' + Security.escapeHTMLAttribute(listType) +' >';
             postHtml = '</'+markup+'>';
           }
           //handle bullet lists and indentations