Recently I've noticed that whenever I search something on Google, the first three results are always from either yahoo.com or another irrelevant website. Here are the screenshots http://imgur.com/a/RnSIV . I have a feeling that I have been infected by an adware and please recommend ways to remove this virus, thank you.
				
			 
				
		 
 
		 
 
		 
 
		
 Facebook
Facebook Twitter
Twitter