Safari sometimes stops in the test suite on the ajax section when I run the whole...

Safari sometimes stops in the test suite on the ajax section when I run the whole suite and its running on my local machine.  I went ahead and put better error detection in for the test that is the culprit so it will keep going.  It seems to do fine if I run it from a server.  It gives xml.status as 0.  Maybe this is the reason pearweb.com/javascript/XMLHttpRequest.html