Here are the command to configure VLANs in HP Procurve
Its pretty easy to create vlan in HP procure Switches Follow the following steps
ip address 192.168.10.1 255.255.255.0
tagged 25-26 is equivalent to trunking for Cisco Switches
untagged command make the required ports to be the part of vlan you want.
From the above example ports 1 - 12 are part of vlan 10 & port from 13-24 part of vlan 11 and ports 25 & 26 are trunk ports can carry vlan information for vlan 10 & 11 make sure you configure ip routing to en bale intervlan routing
Also check this post