Weird mouse click sounds and infomercials

[clairesolo]

I keep hearing sounds on my pc like a clicking noise (like when a pop up is blocked sort of noise) through the audio and random adverts play as well, it's driving me nuts, what can i do?

 

[kimsland]

Start-->Control Panel-->Internet Options
Privacy Tab
Settings button (for Pop-up blocker)
Deselect (untick) "Play a sound when a pop-up is blocked"
Close OK
Restart Internet Explorer