If I have read your correctly cassie2.
If you still have the desktop and it is plugged in to the router. Run the wireless network wizard, follow the instructions all the way through, preferably using a USB stick. Plug the stick in to the laptop, doubleclick the wireless icon on the stick and you should be up and running in around 10 minutes.
By the way, no need to feel foolish posting any type of question on these forums cassie2.
You can sign up to any email client AOL, Yahoo or Hotmail for example.