...there shouldn't be a problem.<BR><BR>.aspx files contain server-side code. Code which the .NET binaries interpret. Depending on the browser you are using, different versions of script files are sent to the client. All determined by the server.<BR><BR>That's the main advantage of .NET. You don't have to worry about browser incompatibilites - they are taken care of for you.<BR><BR>That's what I read anyway - haven't tried .NET yet, so can't comment for certain.<BR><BR>Craig.