return this.className.test('(?:^|\\s+)' + className + '(?:\\s+|$)'); 
return this.className.test('(?:^|\\s)'+className+'(?:\\s|$)'); 
	hasClass: function(className){		return this.className.test('(?:^|\\s+)' + className + '(?:\\s+|$)');	},
9494	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9494/ad8b03ef2f543cb40827089026364b080ef5a400/Element.js/clean/Native/Element.js