The only software that do support quality editing of your MMA_UCP and MMA_DCP files. This is very very useful program for managing your phone menu and to add/remove items from there. You can also manage your smart key and soft buttons. Very simple and intuitive interface. Recommended for everybody!
Download HERE

The original program is by Max.Wiz and the mod 1 is by dwalX (added support for additional phone models)