set the source the same way you would the redirect method in an IFRAME set the source as src="www.msn.com?var=vale&var=val" like so 1 line of code equals many bugs. So don't write any!!

Hmm, interestingly enough, there is an article on this right here on The Code Project. http://www.codeproject.com/aspnet/IFrameParams.asp Also, a quick google search on "asp.net iframe parameters" yielded quite a few hits that seemed very relevant. -ward