X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fajax.js;h=bfae7824478b2090dcf5bfc3065519379e498c8d;hb=e3463946e19f2eb53d909fc2b59cc1c8636d21bd;hp=52a5a22cc3187a68c40728e81f53191618cc6b75;hpb=a44ec402771f6d622506f39073d0be260400dd21;p=jquery.git

diff --git a/src/ajax.js b/src/ajax.js
index 52a5a22..bfae782 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -629,9 +629,8 @@ jQuery.extend( jQuery.ajax, {
 		try {
 			// IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
 			return !xhr.status && location.protocol === "file:" ||
-				// Opera returns 0 when status is 304
-				( xhr.status >= 200 && xhr.status < 300 ) ||
-				xhr.status === 304 || xhr.status === 1223 || xhr.status === 0;
+				xhr.status >= 200 && xhr.status < 300 ||
+				xhr.status === 304 || xhr.status === 1223;
 		} catch(e) {}
 
 		return false;
@@ -650,8 +649,7 @@ jQuery.extend( jQuery.ajax, {
 			jQuery.ajax.etag[url] = etag;
 		}
 
-		// Opera returns 0 when status is 304
-		return xhr.status === 304 || xhr.status === 0;
+		return xhr.status === 304;
 	},
 
 	httpData: function( xhr, type, s ) {
@@ -686,6 +684,9 @@ jQuery.extend( jQuery.ajax, {
 
 });
 
+// Does this browser support XHR requests?
+jQuery.support.ajax = !!jQuery.ajaxSettings.xhr();
+
 // For backwards compatibility
 jQuery.extend( jQuery.ajax );