Tabs: Fixed IE bug which would mistake tabs as ajax with dynamically …

…created HTML, fixes #4033

tests/unit/tabs/tabs.js

@@ -262,6 +262,17 @@ module('tabs: Tickets');
 		equals( $('a:eq(2)', el).data('load.tabs'), 'test.html', 'should ignore fragment identifier' );
 
 	});
+
+	test('IE expands hash to full url and misinterprets tab as ajax, #4033', function() { // http://ui.jquery.com/bugs/ticket/4033
+		expect(1);
+
+		el = $('<div><ul><li><a href="#tab">Tab</a></li></ul><div id="tab"></div></div>')
+				.appendTo('#main').tabs();
+
+		equals($('a', el).data('load.tabs'), undefined, 'should not create ajax tab');
+
+	});
+
 
 // test('', function() {
 // 	expect(0);

ui/ui.tabs.js

@@ -62,6 +62,10 @@ $.widget("ui.tabs", {
 		var fragmentId = /^#.+/; // Safari 2 reports '#' for an empty hash
 		this.$tabs.each(function(i, a) {
 			var href = $(a).attr('href');
+
+			// For dynamically created HTML that contains a hash as href IE expands
+			// such href to the full page url with hash and then misinterprets tab as ajax...
+			if (href.split('#')[0] == location.toString().split('#')[0]) href = a.hash;
 
 			// inline tab
 			if (fragmentId.test(href))