OpenShopper is an adware program that displays advertisements and may also redirect user searches away from the intended links. To remove Open Shopper, download and run SpyNoMore.
A browser helper object, or BHO, is a plug-in for the Microsoft Internet Explorer web browser. The BHO application programming interface exposes hooks that allow the BHO to access the document object model of the current page and to control navigation. Some exploits of this technology search all pages you view in IE and replace banner advertisements with other ads. Some monitor and report on your actions or change your home page.