Index: wp-admin/js/list-table.dev.js
===================================================================
--- wp-admin/js/list-table.dev.js	(revision 16476)
+++ wp-admin/js/list-table.dev.js	(working copy)
@@ -15,7 +15,8 @@
 
 		this.$tbody = $('#the-list, #the-comment-list');
 
-		this.$overlay = $('<div id="loading-items>')
+		this.$overlay = $('<div/>')
+			.attr('id', 'loading-items')
 			.html(listTableL10n.loading)
 			.hide()
 			.prependTo($('body'));