> How can I make the build look like EXAMPLE1 from
> EXAMPLE2?> EXAMPLE1: index.php?showtopic=100&st=90
> EXAMPLE2:
> index.php?s=ghhkgkhdfskjghdfk&showtopic=100&st=90
> 
> I have tried doing this, but no luck: 
> %h%p/%n%[s:?s*&:?::].%t 

Don't know what you mean, but you can not have "?", "*", or "&" in the
replacement string(s) as those are not valid characters in filenames

User-defined structure - <http://httrack.kauler.com/help/User-defined_structure>