Root Need serious quick help!! Please?!?!

Hi, basically my phones rooted with custom rom and i have superuser ect.

Well my friend did it a year ago and his now moved away and my phone has to go into warranty service and i have no idea how to remove the root and hboot ect...

My phone is htc wildfire s..

please could anyone help me? Please


I've moved this to the Wildfire S Root forum so that fellow members who have this device are more likely to see it and offer more specific help