Routing problems

Hello,
i was wondering if anyone can help me out here
i have a wired router connected to the internet which has the ip address of 192.168.2.1.
i have a cable going to my network card on my pc which is running window server 2003. And setup up as the dns server which i have assign a static addess of 192.168.2.100 and the default gatway is 192.168.2.1 i then have a 2nd card in the same pc which has ip address of 192.168.3.100 so it is on a differnet network to the other card. i have configured routing and remote access and have put in static routes for both cards. i then have another computer directly attached to that network card with an ip address of 192.168.3.2 and a default gateway of 192.168.3.100 and dns of 192.168.3.100 (i am useing a crossover cable here) so on my pc conected the windows server with the ip address of 192.168.3.2 i cant ping the default gateway of 192.168.2.1 but i can ping 192.168.2.100 and 192.168.3.100 and on the windows server i have internet acess but not on my other pc any help would be great