That one you post,,
It's.. little trouble about SIP. So, better idea is install dcd clean ROM.
Here is VZW clean ROM by dcd:
http://rapidshare.com/files/77928810...7_vzw.exe.html
Here is Sprint clean ROM by dcd:
http://rapidshare.com/files/77945427...print.exe.html
If you want Office Mobile too, install by:
http://rapidshare.com/files/70133909...e_6.1.cab.html
And make a radio 1.40 too:
http://rapidshare.com/files/66766986...radio.exe.html