X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=81b5b64e7f488b08492c4444d87493fd7cce810d;hb=eb1f881d737eb64c81dbd143bc678e202c60d9f9;hp=4e8f7d565254710b18476feb7edb4324b4b323e3;hpb=2712efd0fc89625da4d767f6073f575d040e30fd;p=jquery.git

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index 4e8f7d5..81b5b64 100644
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -824,7 +824,9 @@ jQuery.fn = jQuery.prototype = {
 	 */
 	clone: function(deep) {
 		return this.pushStack( jQuery.map( this, function(a){
-			return a.cloneNode( deep != undefined ? deep : true );
+			var a = a.cloneNode( deep != undefined ? deep : true );
+			a.$events = null; // drop $events expando to avoid firing incorrect events
+			return a;
 		}) );
 	},
 
@@ -1311,6 +1313,8 @@ jQuery.extend({
 		// internal only, use is(".class")
 		has: function( t, c ) {
 			t = t.className || t;
+			// escape regex characters
+			c = c.replace(/([\.\\\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1");
 			return t && new RegExp("(^|\\s)" + c + "(\\s|$)").test( t );
 		}
 	},
@@ -1470,7 +1474,7 @@ jQuery.extend({
 			if ( arg.length === 0 )
 				return;
 			
-			if ( arg[0] == undefined || (jQuery.browser.msie && jQuery.nodeName(arg,"form")) )
+			if ( arg[0] == undefined )
 				r.push( arg );
 			else
 				r = jQuery.merge( r, arg );