In my laptop when i shutdown taskbar will change .window vista 2 window classic every time when i shutdown?

every time i will change my theme when i restart my laptop bcause my taskbar change, window vista 2 classic pls help me
In my laptop when i shutdown taskbar will change .window vista 2 window classic every time when i shutdown?
sounds like you dont have administrative rights in the OS. Your administrator has set the profile for your username.