networking two windows xp home computers

hi all
i have two windows xp home edition systems , connceted them to as lan , gave ip address 192.168.0.1 n subnet 255.255.255.0 for main system and 192.168.0.2 and subnet 255.255.255.0 for the other sytem .

now the problem is that other system with ip 192.168.0.2 can see main system and acees fiels from main sytem , but the main sytems can't see the other system ,
i pinged frm both ends its working fine , wat shal i have to see files frm the main system , i there anything i have missed to add in main sytem ?
plz solve my problem

thanks in advance

- praveen