Question regarding the request.servervariables("http_user_agent") variable:<BR><BR>is there a standard format for this variable for Windows and Macintosh platforms? Put another way, is there a way to determine the OS of the client based upon this variable (or another variable within ASP). I know I can get this thru JavaScript, but want to avoid having to use it.<BR><BR>Is there a website out there that lists all the possible values of "http_user_agent"??<BR><BR>please copy response to my personal email at:<BR><BR><BR>Thanks!!<BR>-Randy Vernon<BR>