/* http://www.sanctumvoid.net/jsexamples/rfc822datetime/rfc822datetime.html */
  /*Accepts a Javascript Date object as the parameter;
  outputs an RFC822-formatted datetime string. */
  function GetRFC822Date(oDate)
  {
    var aMonths = new Array("Jan", "Feb", "Mar", "Apr", "May", "Jun",
                            "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");

    var aDays = new Array( "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
    var dtm = new String();

    dtm = aDays[oDate.getDay()] + ", ";
    dtm += padWithZero(oDate.getDate()) + " ";
    dtm += aMonths[oDate.getMonth()] + " ";
    dtm += oDate.getFullYear() + " ";
    dtm += padWithZero(oDate.getHours()) + ":";
    dtm += padWithZero(oDate.getMinutes()) + ":";
    dtm += padWithZero(oDate.getSeconds()) + " " ;
    dtm += getTZOString(oDate.getTimezoneOffset());
    return dtm;
  }
  //Pads numbers with a preceding 0 if the number is less than 10.
  function padWithZero(val)
  {
    if (parseInt(val) < 10)
    {
      return "0" + val;
    }
    return val;
  }

  /* accepts the client's time zone offset from GMT in minutes as a parameter.
  returns the timezone offset in the format [+|-}DDDD */
  function getTZOString(timezoneOffset)
  {
    var hours = Math.floor(timezoneOffset/60);
    var modMin = Math.abs(timezoneOffset%60);
    var s = new String();
    s += (hours > 0) ? "-" : "+";
    var absHours = Math.abs(hours)
    s += (absHours < 10) ? "0" + absHours :absHours;
    s += ((modMin == 0) ? "00" : modMin);
    return(s);
  }