Index: src/wp-admin/js/widgets.js
===================================================================
--- src/wp-admin/js/widgets.js	(revision 41562)
+++ src/wp-admin/js/widgets.js	(working copy)
@@ -39,6 +39,11 @@
 			sidebars = $('div.widgets-sortables'),
 			isRTL = !! ( 'undefined' !== typeof isRtl && isRtl );
 
+			$('div.widget').click(function() {
+				$('div.widget').css('z-index', '99' );
+				$(this).css('z-index', '100' );
+			});
+
 		$('#widgets-right .sidebar-name').click( function() {
 			var $this = $(this),
 				$wrap = $this.closest('.widgets-holder-wrap');
@@ -93,7 +98,7 @@
 
 		$(document.body).bind('click.widgets-toggle', function(e) {
 			var target = $(e.target),
-				css = { 'z-index': 100 },
+				css = { },
 				widget, inside, targetWidth, widgetWidth, margin, saveButton, widgetId,
 				toggleBtn = target.closest( '.widget' ).find( '.widget-top button.widget-action' );