[socrplar13]

You can also create reg entries on your computer, transfer them to your phone and import them using CeRegEditor. I don't know what issues you are having when creating new entries, but make sure you check to make sure that the registry is not locked. In CeRegEditor go to Tools-> Unlock registry

As far as flashing, I agree with everyone else. Read, read and then read again.

You can start with [ROM] [WM6.5] blazingwolf Rock and Republic build 23004 v10 under the Omnia Upgrades section. Read the first part of this thread. It has very important information in it. Once you do that, you can search for the files that you need, like the UMDL program for flashing.