ok i made this tutorial just now so if you like it + cred or rep thanks http://www.deviantart.com/view/20792496/
the brushes were called, Natao_Grunge6 or something from diviantart.com and the render i used the same as you did in your current sig
nice, this would make my sig so much cooler, thank you a lot for the information, i can become a sig master like you now!
thanks all, and BTW this is not a strict tutorial, most of it you can change or customize to your likeing.