Make an account at http://www.imageshack.us.
Or don't make an account and just upload individual images there.
Then use the [img]<image url>[/img] tag to include it in your post.
sry, i didnt make my question too clear...what i meant was, how do i take a screenshot of the game? Thx for answering tho, that also helps me. Ill go too imageshack in a bit
Hit the PrtScn button on your keyboard.
It should be right next to the end of your function key lineup.
Hold down shift to remove the interface from the screenshot.
Then go to your Guild Wars folder and there should be a bitmap in the Screens subfolder.