rem: value = opt.value; if (!value && !('value' in opt)) value = opt.text; 
add: value = opt.value || opt.text; 
context:   selectOne: function(element) {    var value = '', opt, index = element.selectedIndex;    if (index >= 0) {      opt = element.options[index];      value = opt.value;      if (!value && !('value' in opt))        value = opt.text;    }    return [element.name, value];  },
meta: 6601	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/6601/28b3187d07d97712c23182569a4d6fd00900b5f7/prototype.js/buggy/javascript/prototype/prototype.js