rem: return queryComponents.join('&'); 
add: return queryComponents.join('&'); 
context:   serializeElements: function(elements) {    var queryComponents = new Array();    for (var i = 0; i < elements.length; i++) {      var queryComponent = Form.Element.serialize(elements[i]);      if (queryComponent)        queryComponents.push(queryComponent);    }    return queryComponents.join('&');      },
meta: 3768	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3768/55c6c64da0fbbfba74a0b4ad68022bf640a0a049/prototype.js/buggy/railties/html/javascripts/prototype.js