EDIT: Sorry, by mistake replied in different thread.
REQUEST: MODs can delete this.
though Did you tried this -> http://www.linuxquestions.org/questi...ad.php?t=65778
I dont have much of an idea about this.. though i think you should go through 3rd example of this http://httpd.apache.org/docs/1.3/vhosts/mass.html
UPDATE : MODs, dont delete this now, this post does makes some sense now.