rem: values.each(function(value) { value = value != undefined ? encodeURIComponent(value) : ''; parts.push(key + '=' + encodeURIComponent(value)); }); 
add: return this.select(function(value) { return value != null; }); 
context:           values.each(function(value) {            value = value != undefined ? encodeURIComponent(value) : '';            parts.push(key + '=' + encodeURIComponent(value));          });
meta: 9100	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9100/2d4247a14ff4ce25ad80cbc65b787dfde7ddb16e/prototype.js/buggy/typo3/contrib/prototype/prototype.js