HDMI to TV Video problem

[Melarains]

Hello,
When I plug in HDMI cable to computer, all that shows on my TV is the background from my laptop. I think i have hit a wrong button, but cannot figure out how to correct it

 

[gwb56]

This may help, though it's for Win7, I'm sure it the same for Vista. Check out the first 5 posts / http://www.sevenforums.com/graphic-cards/158729-problem-conecting-pc-tv-hdmi-cable.html

Cheers...gwb56