How program to open/close button "Start-up" menu?

Borland C ++ Builder FAQ
	The content	The last update: 12/12/2008

The author: KAV
The initial link: - - -

SendMessage (Application->Handle,WM_SYSCOMMAND,SC_TASKLIST,0);//it is opened 
Sleep (500); 
SendMessage (Application->Handle,WM_SYSCOMMAND,SC_TASKLIST,1);//it is closed