rem: return $(this.findElements(element, options) || []).map( function(item) { return item.id.match(options.format) ? item.id.match(options.format)[1] : ''; }); 
add: (!only || (Element.classNames(e).detect(function(v) { return only.include(v) })))) 
context:     return $(this.findElements(element, options) || []).map( function(item) {      return item.id.match(options.format) ? item.id.match(options.format)[1] : '';    });
meta: 157	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/157/130001c377e7abf17ea2f4f856cab30882a60f92/dragdrop.js/clean/railties/html/javascripts/dragdrop.js