Need expierience, How do you post Screenshots?

Can anyone tell me a logical answer on how to post screenshots?

www.imageshack.us

Upload your image to there, use the [img] tag provided to post them on any sort of forum/website.

GW takes screenies in .bmp, so you might need something like photoshop to convert to a .jpg or something.

ADD: You can do it with MS paint. Joy.

Hit Print Screen key in GuildWars.
Do Alt+Print Screen to get screen shot with out interface.
There saved in a sub folder in the GuildWars folder

Do the conversion and imageshack that Siloconwafer says.

how do you change in paint?

Click file>save as. then at the bottom theres a drop down arrow and you can choose what format you want to save it as.