Can you click this link and let us know if this is the page you are referring to http://www.google.com/ig/emachines
If so can you open the page and then click Tools from the top toolbar and select internet options.
This should open the internet Options window, At the top is a box entitled Home Page, Can you click Use current then click Ok.
Once you have done this can you close internet explorer wait a second then reopen it and make sure you have the page you want.
Let us know if that does not work.