X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fajax.js;h=7e024a319732d41f18cfa79b27d29ac10f67a2c7;hb=325755d4b38e87b13f9c24a4c2991ec497552aad;hp=885c8193e03341c37583d548b97d26be5b05b0c3;hpb=bf6f7e7a63cb3d43da2fcc98c81690d2dc1ac54b;p=jquery.git

diff --git a/src/ajax.js b/src/ajax.js
index 885c819..7e024a3 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -12,8 +12,6 @@ jQuery.fn.extend({
 			url = url.slice(0, off);
 		}
 
-		callback = callback || function(){};
-
 		// Default to a GET request
 		var type = "GET";
 
@@ -56,7 +54,8 @@ jQuery.fn.extend({
 						// If not, just inject the full result
 						res.responseText );
 
-				self.each( callback, [res.responseText, status, res] );
+				if( callback )
+					self.each( callback, [res.responseText, status, res] );
 			}
 		});
 		return this;
@@ -67,8 +66,7 @@ jQuery.fn.extend({
 	},
 	serializeArray: function() {
 		return this.map(function(){
-			return jQuery.nodeName(this, "form") ?
-				jQuery.makeArray(this.elements) : this;
+			return this.elements ? jQuery.makeArray(this.elements) : this;
 		})
 		.filter(function(){
 			return this.name && !this.disabled &&
@@ -78,7 +76,7 @@ jQuery.fn.extend({
 		.map(function(i, elem){
 			var val = jQuery(this).val();
 			return val == null ? null :
-				val.constructor == Array ?
+				jQuery.isArray(val) ?
 					jQuery.map( val, function(val, i){
 						return {name: elem.name, value: val};
 					}) :
@@ -506,7 +504,7 @@ jQuery.extend({
 
 		// If an array was passed in, assume that it is an array
 		// of form elements
-		if ( a.constructor == Array || a.jquery )
+		if ( jQuery.isArray(a) || a.jquery )
 			// Serialize the form elements
 			jQuery.each( a, function(){
 				add( this.name, this.value );
@@ -517,7 +515,7 @@ jQuery.extend({
 			// Serialize the key/values
 			for ( var j in a )
 				// If the value is an array then the key names need to be repeated
-				if ( a[j] && a[j].constructor == Array )
+				if ( jQuery.isArray(a[j]) )
 					jQuery.each( a[j], function(){
 						add( j, this );
 					});