- if ( s.async ) {
- // don't attach the handler to the request, just poll it instead
- var ival = setInterval(onreadystatechange, 13);
-
- // Timeout checker
- if ( s.timeout > 0 ) {
- setTimeout(function() {
- // Check to see if the request is still happening
- if ( xhr && !requestDone ) {
- onreadystatechange( "timeout" );
+ // Override the abort handler, if we can (IE doesn't allow it, but that's OK)
+ // Opera doesn't fire onreadystatechange at all on abort
+ try {
+ var oldAbort = xhr.abort;
+ xhr.abort = function() {
+ if ( xhr ) {
+ oldAbort.call( xhr );
+ if ( xhr ) {
+ xhr.readyState = 0;