Stop Restart OR Shutdown Process

In Window XP, Sometimes it gives an autorestarting warning with no option for postpone on it, Window vista gives that warning with postpone option. Sometimes its very annoying, If you use XP and doing some urgent work and you dont have enough time and at that moment, If it gave that autorestart warning, then you can do nothing except wait for it to restart but now here is one solution, By using this you can abort that restarting process. Just follow these steps:

1) Open command Prompt.

2) Type shutdown -a.

It will abort shutdown process. You can also abort it by simply writing shutdown -a in run window.