X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=17e2a66a13568bce478d130c2bbc4d24e5111cb0;hb=fa2aaf27c29769ca6611a77889321443db47e8e0;hp=c3185bb5331c38080dbfd6dbed597f082bf13cf7;hpb=df11c1b76c8a0213be031d23d81e10ec4c28e658;p=jquery.git

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index c3185bb..17e2a66 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -1171,7 +1171,7 @@ jQuery.fn = jQuery.prototype = {
 		return this.each(function(){
 			var obj = this;
 
-			if ( table && this.nodeName == "TABLE" && a[0].nodeName != "THEAD" ) {
+			if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() != "THEAD" ) {
 				var tbody = this.getElementsByTagName("tbody");
 
 				if ( !tbody.length ) {
@@ -1218,7 +1218,20 @@ jQuery.fn = jQuery.prototype = {
 };
 
 /**
- *
+ * Extends the jQuery object itself. Can be used to add both static
+ * functions and plugin methods.
+ * 
+ * @example $.fn.extend({
+ *   check: function() {
+ *     this.each(function() { this.checked = true; });
+ *   ),
+ *   uncheck: function() {
+ *     this.each(function() { this.checked = false; });
+ *   }
+ * });
+ * $("input[@type=checkbox]").check();
+ * $("input[@type=radio]").uncheck();
+ * @desc Adds two plugin methods.
  *
  * @private
  * @name extend
@@ -1903,15 +1916,17 @@ jQuery.extend({
 	 */
 	sibling: function(elem, pos, not) {
 		var elems = [];
-
-		var siblings = elem.parentNode.childNodes;
-		for ( var i = 0; i < siblings.length; i++ ) {
-			if ( not === true && siblings[i] == elem ) continue;
-
-			if ( siblings[i].nodeType == 1 )
-				elems.push( siblings[i] );
-			if ( siblings[i] == elem )
-				elems.n = elems.length - 1;
+		
+		if(elem) {
+			var siblings = elem.parentNode.childNodes;
+			for ( var i = 0; i < siblings.length; i++ ) {
+				if ( not === true && siblings[i] == elem ) continue;
+	
+				if ( siblings[i].nodeType == 1 )
+					elems.push( siblings[i] );
+				if ( siblings[i] == elem )
+					elems.n = elems.length - 1;
+			}
 		}
 
 		return jQuery.extend( elems, {
@@ -2967,7 +2982,7 @@ jQuery.macros = {
 		 * @param String expr An expression to filter the sibling Elements with
 		 * @cat DOM/Traversing
 		 */
-		siblings: jQuery.sibling,
+		siblings: "jQuery.sibling(a, null, true)",
 
 
 		/**