Windows Program Automatic Startup Locations

http://www.bleepingcomputer.com/tutorials/tutorial44.html

http://oreilly.com/windows/archive/how-to-remove-startup-programs.html

http://support.microsoft.com/kb/555648

RunServicesOnce RunOnce RunServices RunOnceEx Run registry key Startup AppInit_DLL ShellServiceObjectDelayLoad SharedTaskScheduler

remove "system tool"

http://deletemalware.blogspot.com/2010/10/how-to-remove-system-tool-uninstall.html

http://www.bleepingcomputer.com/virus-removal/remove-system-tool