How do I flash?

[wsguede]

Ok this is a really NEWB question i know, but for as much as i have searched, i havent found a thread titled;
"How to flash for noobs"

If someone could help me out and do a step by step post, i would have many thanks.

furthermore, if there is already a thread out there, please link me.

thanks.

even further more, i am trying to put this rom on my phone.
http://forum.ppcgeeks.com/showthread...&highlight=ROM