Hi
You configure Switched Virtual interfaces for inter-vlan routing ie if you have a layer 2 vlan 20
msfc(config)# int vlan 20
msfc(config-if)# ip address x.x.x.x "subnet mask"
msfc(config-if)# no shut
For each vlan you want to route for you need a L3 vlan interface as above.
HTH
Jon