return event.target || event.srcElement; 
return $(event.target || event.srcElement); 
  element: function(event) {    return event.target || event.srcElement;  },
4053	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4053/37a06e5ed1bdb861348bb0cfd02f71470a0dfdfb/prototype.js/clean/lib/prototype.js