When you right click on a document in Worksite the following registry is where the Menu collects the commands to display

Commands

iManExt3.NewOpenCmd,iManExt.OpenROCmd,iManExt.PrintCmd,iManExt.ViewCmd,-,iManExtMail.ReplyCmd,iManExtMail.ReplyToAllCmd,iManExtMail.ForwardCmd,SendLink,-,iManExt.CheckoutCmd,iManExt.CheckinCmd,iManExt.ExportCmd@Save As…,-,IManExt2.IManMoveContentsCmd,Copy,IManExt.ImportNewVersionCmd@Add &Version…,-,IManExt2.IManRefileCmd,-,CustDeleteDoc.DeleteDocument,iManExt.PurgeCmd,iManExt.UnLockCmd,-,IManExt2.AddToFavoritesCmd,-,iManExt3.FreezeDocumentCmd,iManExt3.UnFreezeDocumentCmd,DocumentInfo,IManExt3.FixShortcutCmd,MultiLink.iCommand,IManExt2.IManPropertiesCmd,IManExt2.IManCreateShortcutsCmd@Add

Path

HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Interwoven\Worksite\8.0\FileSite\Commands\Document