CamStudio RoboDemo capture open source
http://www.sitepoint.com/forums/showthread.php?t=205073
http://sourceforge.net/projects/camstudio
http://gnuwin.epfl.ch/sources/camstudio/vscap20s.zip
http://www.fundp.ac.be/~glauters/open/soft/camstudio/setupcamstudio20.exe
http://www.infoweek.ch/downloads/dl_single.cfm?dl_id=986&dl=y&sid=0 (camstudio20.exe)