No Sound Windows 7

[Geishukas]

Hello guys,i have problem with sound. at first everything was good, sound dissapeared after i clicked this : http://www.part.lt/perziura/5cb9477fcf2ebbae5d9219ed74d07d5b188.png and then sound dissapeard, i was trying to instal realtek several times and nothing,tried to instal drivers through Device manager and still nothing, http://www.part.lt/img/a161e1435f980959c4558e06360cbad47.png Please Help!

 

[hang-the-9]

Those links just sit there for me on loading, nothing comes up. What did you click on? Does your sound card show up in Device Manager with no errors? Did you check for drivers from the computer vendor? Is it just muted?