I am all new to this, and need help to get started. I could not find a good places in the forums, so that I could get started. I how to get started and I dont know any of the command lines.

I just got BT2 up and running on my computer. I want to know how to crack a wep key, but I dont know were to start. I tryed to use aircrack, but I dont know how to use the options or what to type.