Not enough information to get focused help. See this link for how to
write a good newsgroup post:
http://www.dts-l.org/goodpost.htm

In the meantime, do the normal troubleshooting for virus/malware:
http://www.elephantboycomputers.com/page2.html#Removing_Malware

If the procedures look too difficult - and there is no shame in
admitting this - take the machine to a professional computer repair
shop (not your local version of BigStoreUSA).

Malke

You can change the blank page with your favorite one.

Open Internet Explorer - click Tools - Internet Options - on the General Tab
under Home Page type the address of your favorite page like www.microsoft.com.

Let us know, if this is information useful to you.