ajax+ jquery codenot reading data from xml

[Virangya]

i wrote this code but noting happens.. can't find the error. even firebug is empty :(
please help soon!

$(document).ready(function(){
	$.ajax({
		type: "GET",
		url: "tinymce.xml",
		dataType: "xml",
		success: function(xml) {
			$(xml).find('userdata').each(function(){
				$(this).find('dataset').each(function(){
					var title = $(this).find('redo').text();
					var id = $(this).find('redo').attr('id');
				 	//var url = $(this).find('url').text();
					alert(id);
					//$('<div class="items"></div>').html('<a>'+title+'</a>').appendTo('#system');
				});
			});
		}
	});
});

[Virangya]

ok found it thanxx :)