Screen shots in DOTC Are Simple. all you do is Press On your keyboard and then go to Paint > Edit > Paste > Save As. If You wish to get a Dramtic View, Type " /noui " in while playing.
Pressing on your keyboard will also automatically save the image into your Defenders of the Cross Folder. Go to Raxan/Games/Defendersofthecross/capture to find your saved images.
NOTE* you must type "/Noui" again to get out of it. Make sure no one whispers you because you may have to restart the game!