Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
AdvSearch is a nasty adware application. AdvSearch loads with Internet Explorer and has the ability to update itself secretly. AdvSearch is designed to monitor your browsing habits and generate large amounts of extremely intrusive pop-up advertisements. Removal of AdvSearch is strongly recommended.
Technical details (How to remove AdvSearch(pop up))