Two weeks ago Techsmith realeased SnagIt 6.1.1. Capture screenshots of games, regions, objects, texts, menus, shapes, and large web pages or documents.

You can see two excellents examples here. http://www.techsmith.com/products/snagit/snagitinactionscroll.asp http://www.techsmith.com/products/snagit/snagitinactiontext.asp
You can download a trial version in
http://gigex1.com/Q00516000000/SnagIt6.exe