asp获取GMT时间

<%
Function DateTimeToGMT(sDate)
   Dim dWeek,dMonth
   Dim strZero,strZone
   strZero="00"
   strZone="GMT"
   dWeek=Array("Sun","Mon","Tue","Wes","Thu","Fri","Sat")
   dMonth=Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")
   DateTimeToGMT = dWeek(WeekDay(sDate)-1)&", "&Right(strZero&Day(sDate),2)&" "&dMonth(Month(sDate)-1)&" "&Year(sDate)&" "&Right(strZero&Hour(sDate),2)&":"&Right(strZero&Minute(sDate),2)&":"&Right(strZero&Second(sDate),2)&" "&strZone
End Function

Response.Write( DateTimeToGMT( Now() ) )
%>