> Right now, exit.php?www.google.com becomes 
> exit1234.html?www.google.com and
> exit.php?www.bing.com becomes
> exit3456.html?www.bing.com
> 
> Is there a way to disable the creation of individual
> copies of exit.html, while keeping the
> queries-strings in the calling links?
No - you may want to filter out the page, however (Options / Scan Rules / and
add: -*exit.php?*)