return this.pushStack( jQuery.merge( 
return !selector ? this : this.pushStack( jQuery.merge( 
	add: function( selector ) {		return this.pushStack( jQuery.merge( 			this.get(),			selector.constructor == String ? 				jQuery( selector ).get() :				selector.length != undefined && (!selector.nodeName || jQuery.nodeName(selector, "form")) ?					selector : [selector] ) );	},
6056	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6056/d44e9451f789db40e7cb370717258c00dff10edd/core.js/buggy/src/core.js