With the help of Registry Writer you can add programs to your windows start up. It is easy-to-use and has a user friendly interface.
Also you can modify the registration info from your computer and also if you have administrator rights from any computer that belongs to a network.
With CyEReW v.4 you can see what applications start with windows from: HKEY_LOCAL_MACHINE\..\Run, HKEY_LOCAL_MACHINE\..\RunOnce, HKEY_CURRENT_USER\..\Run and HKEY_USERS\.DEFAULT\..\RunOnce.
The new version v.5 brings you the applications that will start along with the applications from the registry DB. these applications have shortcuts in 'C:\Documents and Settings\[USERS]\Programs\Start Menu\Startup' folder. You cand add/disable/remove them from any user profile: 'All Users', 'Username1', ... 'UsernameN'.

The license of this software is Freeware, you can free download and free use this startup manager software.