> You can't do that - you can mirror only one *project* per 
> directory ; that is:
> httrack <http://site1.com/> -O /somedir/mirror/site1
> httrack <http://site2.com/> -O /somedir/mirror/site2
> 
> If you want to have these two sites 'merged' together, 
> mirror them in one shot:
> httrack <http://site1.com/> <http://site2.com/> -
> O /somedir/mirror/mysite
> 

But what if site1.com and site2.com need different 
parameters like different recursion levels? Is there any 
way to have that handy index.html file while having 
different parameters for each site?