(function() {
  var offsetDate;
  offsetDate = new Date();
  Date.prototype.timezoneOffset = offsetDate.getTimezoneOffset();
  Date.setTimezoneOffset = function(timezoneOffset) {
    return this.prototype.timezoneOffset = timezoneOffset;
  };
  Date.getTimezoneOffset = function(timezoneOffset) {
    return this.prototype.timezoneOffset;
  };
  Date.prototype.getTimezoneOffset = function() {
    return this.timezoneOffset;
  };
  Date.prototype.setTimezoneOffset = function(timezoneOffset) {
    return this.timezoneOffset = timezoneOffset;
  };
  Date.prototype.toString = function() {
    var offsetTime;
    offsetTime = this.timezoneOffset * 60 * 1000;
    offsetDate.setTime(this.getTime() - offsetTime);
    return offsetDate.toUTCString();
  };
  return ['Milliseconds', 'Seconds', 'Minutes', 'Hours', 'Date', 'Month', 'FullYear', 'Year', 'Day'].forEach((function(_this) {
    return function(key) {
      Date.prototype["get" + key] = function() {
        var offsetTime;
        offsetTime = this.timezoneOffset * 60 * 1000;
        offsetDate.setTime(this.getTime() - offsetTime);
        return offsetDate["getUTC" + key]();
      };
      return Date.prototype["set" + key] = function(value) {
        var offsetTime, time;
        offsetTime = this.timezoneOffset * 60 * 1000;
        offsetDate.setTime(this.getTime() - offsetTime);
        offsetDate["setUTC" + key](value);
        time = offsetDate.getTime() + offsetTime;
        this.setTime(time);
        return time;
      };
    };
  })(this));
})();