I actually run a sig gfx site and am glad to see this part in the forum so here is a tut for you

Linked to imageshack due to size

CLICK ME AND SAY THANX

Thats pretty sweet. thank you,

Cool, thanks

Excellent tut dude, very pro :)

thankyou.this is really clear .I shall loo forward to trying it out.

Nice tut mate, I'll maybe need to give this a go sometime

Tried it, but it wasn't even close to that what you did

I guess I'm just too rookie for that s**t

thats cool!

Just found this, have taken a copy of it, so that I can follow it step by step. Thank you for sharing this, its brill