rem: if (!this.hasClass(className)) this.className = (this.className+' '+className.trim()).clean(); 
add: if (!this.hasClass(className)) this.className = (this.className+' '+className).clean(); 
context: 	addClass: function(className){		if (!this.hasClass(className)) this.className = (this.className+' '+className.trim()).clean();		return this;	},
meta: 3891	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3891/03c9c00aa7fdb2f2d8571e7665048da8759cf30a/mootools-uncompressed.js/buggy/includes/js/mootools-uncompressed.js