X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fcore.js;h=b105c4c5b9d920a8d35c5cf3e1c8a3e3a313c157;hb=b964e56946c9111d7e53fa1eafb14cab3cd642f2;hp=88c04373d8d819561f20e43d32854066298a80d2;hpb=b953c1d50a2c9a169b7fc47e78c2b8b0acb8a93d;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 88c0437..b105c4c 100644
--- a/src/core.js
+++ b/src/core.js
@@ -251,10 +251,15 @@ jQuery.extend = jQuery.fn.extend = function() {
 				if ( deep && copy && typeof copy === "object" && !copy.nodeType ) {
 					var clone;
 
-					if( src ) clone = src;
-					else if( jQuery.isArray(copy) ) clone = [ ];
-					else if( jQuery.isObject(copy) ) clone = { };
-					else clone = copy;
+					if ( src ) {
+						clone = src;
+					} else if ( jQuery.isArray(copy) ) {
+						clone = [];
+					} else if ( jQuery.isObject(copy) ) {
+						clone = {};
+					} else {
+						clone = copy;
+					}
 
 					// Never move original objects, clone them
 					target[ name ] = jQuery.extend( deep, clone, copy );
@@ -298,15 +303,15 @@ jQuery.extend({
 	},
 
 	isEmptyObject: function( obj ) {
-		for(var name in obj)
+		for ( var name in obj ) {
 			return false;
+		}
 		return true;
 	},
 
 	// check if an element is in a (or is an) XML document
 	isXMLDoc: function( elem ) {
-		return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
-			!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
+		return (elem.ownerDocument || elem).documentElement.nodeName !== "HTML";
 	},
 
 	// Evalulates a script in a global context
@@ -318,6 +323,7 @@ jQuery.extend({
 				script = document.createElement("script");
 
 			script.type = "text/javascript";
+
 			if ( jQuery.support.scriptEval ) {
 				script.appendChild( document.createTextNode( data ) );
 			} else {