Index: compat/core/src/main/javascript/scriptaculous/builder.js
===================================================================
--- compat/core/src/main/javascript/scriptaculous/builder.js	(revision 21898)
+++ compat/core/src/main/javascript/scriptaculous/builder.js	(revision 21897)
@@ -142,12 +142,12 @@
     dump: function(scope) {
         if (typeof scope != 'object' && typeof scope != 'function') scope = window; //global scope
 
-        var tags = ("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY " +
-                    "BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET " +
-                    "FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX " +
-                    "KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P " +
-                    "PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD " +
-                    "TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/);
+        var tags = ("a abbr acronym address applet area b base basefont bdo big blockquote body " +
+                    "br button caption center cite code col colgroup dd del dfn dir div dl dt em fieldset " +
+                    "font form frame frameset h1 h2 h3 h4 h5 h6 head hr html i iframe img input ins isindex " +
+                    "kbd label legend li link map menu meta noframes noscript object ol optgroup option p " +
+                    "param pre q s samp script select small span strike strong style sub sup table tbody td " +
+                    "textarea tfoot th thead title tr tt u ul var").split(/\s+/);
 
         tags.each(function(tag) {
             scope[tag] = function() {
Index: compat/core/src/main/javascript/scriptaculous/dragdrop.js
===================================================================
--- compat/core/src/main/javascript/scriptaculous/dragdrop.js	(revision 21898)
+++ compat/core/src/main/javascript/scriptaculous/dragdrop.js	(revision 21897)
@@ -903,7 +903,7 @@
 
         if (!Sortable._marker) {
             Sortable._marker =
-            ($('dropmarker') || Element.extend(document.createElement('DIV'))).
+            ($('dropmarker') || Element.extend(document.createElement('div'))).
                     hide().addClassName('dropmarker').setStyle({position:'absolute'});
             document.getElementsByTagName("body").item(0).appendChild(Sortable._marker);
         }
Index: compat/core/src/main/javascript/extras/extras.js
===================================================================
--- compat/core/src/main/javascript/extras/extras.js	(revision 21898)
+++ compat/core/src/main/javascript/extras/extras.js	(revision 21897)
@@ -2257,7 +2257,7 @@
     },
 
     onHover: function(event) {
-        var element = Event.findElement(event, 'DIV');
+        var element = Event.findElement(event, 'div');
         if (this.index != element.autocompleteIndex) {
             if (!this.skip_mouse_hover) this.index = element.autocompleteIndex;
             this.render();
@@ -2275,7 +2275,7 @@
     onClick: function(event) {
         this.hidden = true;
         // Hack to fix before beta. Was popup up the list after a selection was made
-        var element = Event.findElement(event, 'DIV');
+        var element = Event.findElement(event, 'div');
         this.index = element.autocompleteIndex;
         var idx = element.autocompleteIndex;
         this.selectEntry();
@@ -3849,7 +3849,7 @@
 
 
     getPreviousElement: function() {
-        if (this.source.previousSibling.tagName == "DIV") {
+        if (this.source.previousSibling.tagName == "div") {
             return this.source.previousSibling;
         } else {
             return this.source.previousSibling.previousSibling;
@@ -3857,7 +3857,7 @@
     },
 
     getNextElement: function() {
-        if (this.source.nextSibling.tagName == "DIV") {
+        if (this.source.nextSibling.tagName == "div") {
             return this.source.nextSibling;
         } else {
             return this.source.nextSibling.nextSibling;
@@ -4345,7 +4345,7 @@
 	    var rootLevelItems = this.component.childNodes;
 	    for(i=0; i < rootLevelItems.length; i++) {
 	        var element = rootLevelItems[i];
-		    if (element.tagName == "DIV") {
+		    if (element.tagName == "div") {
 		        if (Element.hasClassName(element, this.getMenuBarItemClass())) {
 		            element.onmouseover = this.hover.bindAsEventListener(this, element);
 			        //add focus support