Safest/best way to redirect sponsor links

[tigermom]

Originally Posted by spacemanspiff

I would use server side includes to do that. You could also use an adserver like phpAdsNew with remote java invocation. Pretty complicated and doesn't do anything an SSI won't do, unless you want to rotate the ads.

BTW, how would reviewers feel about .shtml being the extension of these freesites rather than .html? Wouldn't that cause problems?