+ // IE8 leaks a lot when we've set abort, and IE6-8 a little
+ // when we have set onreadystatechange. Bug #6242
+ // XXX IE7 still leaks when abort is called, no matter what
+ // we do
+ function cleanup() {
+ // IE6 will throw an error setting xhr.abort
+ try {
+ xhr.abort = xhr.onreadystatechange = jQuery.noop;
+ } catch(e) {}
+ }
+