Restarting Apache With Exec Command apache restart

Hey im trying to restart apache throug a script and so far none of the php or perl scripts have worked and its just driving me mental restarting apache in the command window in windows is a simple as just typing apache -k restartand when i do that i works , but when i create a script to execute that command it fails, and when i try to create a script to execute a batch file that does exactly that it still fails, so im stranded will someone help me out please, coz this is really getting annoying.