X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fajax.js;h=e82a082992ac976c798b4af3fab5938420ba0aea;hb=8259efe7342870c79195ab59ac2368bf9961bc5a;hp=9195bcc89eb48d44cd0e34edfeccdfdb524d8618;hpb=fb48ae8e6cca25fd29ef2b1eb23e9efa7b0eef7c;p=jquery.git

diff --git a/src/ajax.js b/src/ajax.js
index 9195bcc..e82a082 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -261,7 +261,7 @@ jQuery.extend({
 			};
 		}
 
-		if ( s.dataType === "script" && s.cache === null ) {
+		if ( s.dataType === "script" && s.cache === undefined ) {
 			s.cache = false;
 		}
 
@@ -463,10 +463,11 @@ jQuery.extend({
 		try {
 			var oldAbort = xhr.abort;
 			xhr.abort = function() {
-				// xhr.abort in IE7 is not a native JS function
-				// and does not have a call property
-				if ( xhr && oldAbort.call ) {
-					oldAbort.call( xhr );
+				if ( xhr ) {
+					// oldAbort has no call property in IE7 so
+					// just do it this way, which works in all
+					// browsers
+					Function.prototype.call.call( oldAbort, xhr );
 				}
 
 				onreadystatechange( "abort" );