Both Screenshooting Guides from Shadow' and Divine Avenger, along with Other Useful Tips and Tricks with contributions from Floydian1, trollf, Badmagic, Gadar, Spike, and an ever-growing list of others, have been moved to a separate thread:
P.S. Winner of the most frequently given tip to new screenshooters, and deserving to be mentioned in the op: To get rid of the HUD (Menu), use the console command "~", then "TM" to Toggle Menu Off/On.