Sorry, I don't think you can do that with ASP, I use JS to get millisecods:
<script language=jscript runat=server>
function y2k(number) { return (number < 1000) ? number + 1900 :
number; }
function milliDif() {
var d = new Date();
return Date.UTC(y2k(d.getYear()),d.getMonth(),d.getDate(),d.getHours(),
d.getMinutes(),d.getSeconds(), d.getMilliseconds())
}
</script>
<% timeNow = milliDif()
response.write "This page was generated in: " & timeNow-timeThen %> milliseconds.
"Taxes are the fees we pay for civilized society" G.W.