--- common.dev.js	2010-12-13 22:21:50.000000000 +0100
+++ new-common.dev.js	2011-04-06 03:29:17.032166418 +0200
@@ -48,6 +48,7 @@
 	toggle : function(el) {
 		el.slideToggle(150, function() {
 			var id = el.parent().toggleClass( 'wp-menu-open' ).attr('id');
+			el.removeAttr('style');
 			if ( id ) {
 				$('li.wp-has-submenu', '#adminmenu').each(function(i, e) {
 					if ( id == e.id ) {