this.element.className.split(/\s+/).select(function(name) { return name.length > 0; })._each(iterator); 
fragments.reverse(false).each((function(fragment) { this.element.insertBefore(fragment, this.element.firstChild); }).bind(this)); 
    this.element.className.split(/\s+/).select(function(name) {      return name.length > 0;    })._each(iterator);
6462	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6462/110aa6ceb19f486c3930285023b66d3f23fdf6c4/prototype.js/buggy/wp-includes/js/prototype.js