jQuery Ajax example for PHP-XSS

gistfile1.js

var request = $.ajax({
  url: "/url/to/your/xss.php",
  data: {url : 'http://www.google.com/ig/api?weather=Mountain+View'},
  dataType: "xml"
});

request.done(function(xml) {
    var weather = $(xml).find("current_conditions > condition").attr('data');
    alert('It is '+weather+' in Mountain View');
});

request.fail(function(jqXHR, textStatus) {
  alert( "Request failed: " + textStatus );
});