  if (!n) return true; 
	isValid : function(n) {		this._setupRules(); // Will initialize cleanup rules		// Clean the name up a bit		n = n.replace(/[^a-z0-9]+/gi, '').toUpperCase();		return !tinyMCE.getParam('cleanup') || this.vElementsRe.test(n);	},
4999	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/4999/8f58b134c28977a51f27c05b17e096ce4588e128/tiny_mce.js/clean/wp-includes/js/tinymce/tiny_mce.js