rem: encodeURIComponent(item.id.split("_")[1])); 
add: encodeURIComponent(item.id.match(options.format) ? item.id.match(options.format)[1] : '')); 
context:     return $A(element.childNodes).collect( function(item) {       return (encodeURIComponent(options.name) + "[]=" +               encodeURIComponent(item.id.split("_")[1]));    }).join("&");
meta: 573	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/573/7d101d58400acaff232091485c8e140f0a37cbaf/dragdrop.js/buggy/railties/html/javascripts/dragdrop.js