Many of you must be bugged off with the security alerts in Vista, You can however disable that feature to annoy you.
Here are the steps to be performed to disable UAC on Vista,

1. Click the round blue Windows Start button. Now click Control Panel
2. From the Control Panel, click User Accounts and Family Safety
(or User Accounts if your in classic view)
3. Click the option to Turn User Account Control on or off
4. Uncheck the box next to Use User Account Control (UAC) to help
protect your computer and click OK
5. Restart when prompted

Turn off user Account Control(UAC)

Turn off user Account Control(UAC)