rem: if (this.hasClass(className)) this.className = this.className.replace(className.trim(), '').clean(); 
add: this.className = this.className.replace(new RegExp('(^|\\s)'+className+'(?:\\s|$)'), '$1').clean(); 
context: 	removeClass: function(className){		if (this.hasClass(className)) this.className = this.className.replace(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