Index: trunk/kernel/admin_templates/incs/tree.js
===================================================================
diff -u -N -r4468 -r4478
--- trunk/kernel/admin_templates/incs/tree.js	(.../tree.js)	(revision 4468)
+++ trunk/kernel/admin_templates/incs/tree.js	(.../tree.js)	(revision 4478)
@@ -77,15 +77,33 @@
 	link.appendChild( document.createTextNode(this.Title) )
 
 	link.treeItem = this;
-	addEvent(link, 'click',
+	//addEvent(link, 'click',
+
+	link.onclick =
 			function(ev) {
-//				alert(ev);
-				if (!this.treeItem.Expanded) {
+				var e = is.ie ? window.event : ev;
+
+				res = true;
+				if (isset(this.treeItem.Onclick)) {
+					res = eval(this.treeItem.Onclick);
+					alert('res: '+res);
+				}
+				if (!res) { // if we need to cancel onclick action
+					if (is.ie) {
+						window.event.cancelBubble = true;
+						window.event.returnValue = false;
+					} else {
+						ev.preventDefault();
+						ev.stopPropagation();
+					}
+					return res;
+				}
+
+				if (!this.treeItem.Expanded && typeof(this.treeItem.folderClick) == 'function') {
 					if (this.treeItem.folderClick());
 				}
-				//alert('onClick in '+this.treeItem.Title);
 			}
-		)
+	//	)
 
 	td.appendChild( link );
 //	td.appendChild( document.createTextNode(this.Title) );