Windows Common Controls ActiveX Control DLL. Instaluje si to každej druhej program.
http://www.microsoft.com/downloads/details.aspx?Fa milyId=25437D98-51D0-41C1-BB14-64662F5F62FE&displa ylang=en
http://support.microsoft.com/dllhelp/?dlltype=file &pid=1248&S=1&l=55&alpha=mscomctl.ocx&Submit1=Sear ch