rem: this.timezoneFileRoot = timezoneFileRoot || null; 
add: this.timezoneFileRoot = timezoneFileRoot || null; 
context: cosmo.datetime.timezone.SimpleTimezoneRegistry = function(timezoneFileRoot){    this.timezoneFileRoot = timezoneFileRoot || null;      this._timezones = {};    this._ruleSets = {};  };
meta: 1859	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1859/cc9892241251c070da6cce0c7449788cab416aeb/timezone.js/buggy/src/webapp/js/cosmo/datetime/timezone.js