startup directory

windows 7 startup location:
C:\users\%username%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup



windows 8 startup lcoation:
“C:\Users\%username%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup”.



wind XP
"C:\ Documents and Settings\ All Users\ Start Menu\ Programs\ Startup"

or

"C:\Documents and Settings\Administrator\Start Menu\Programs\Startup"