HOW TO TURN OFF UAC IN VISTA(THE ANNOYING SECURITY POPUPS)

Turn Off UAC In Vista

Click Start, Click Run, Type msconfig, click ok
Click on the Tools tab. Scroll down till you find "Disable UAC" . Click on that line.
Press the Launch button.
A CMD window will open. When the command is done, you can close the window.
Close MSCONFIG. You need to reboot the computer for changes to apply.
Note that you can re-enable UAC by selecting the "Enable UAC" line and then clicking on the Launch button.
Once you have done this you get another annoying pop up telling you that UAC is swithced off, to get rid of this, open control panel, click on security center, and in the left hand panel click on "change the way security center alerts me" and click on the bottom option.
Method #2 - Using Regedit
1.
Open Registry Editor.
2.
In Registry Editor, navigate to the following registry key:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\Curr entVersion\Policies\System
3.
Locate the following value (DWORD):
EnableLUA
and give it a value of 0.
Note: As always, before making changes to your registry you should always make sure you have a valid backup. In cases where you're supposed to delete or modify keys or values from the registry it is possible to first export that key or value(s) to a .REG file before performing the changes.
4.
Close Registry Editor. You need to reboot the computer for changes to apply.
In order to re-enable UAC just change the above value to 1.