how do i stop a specific site from launching every time i log on.

From: ferg (
Date: 10/24/02

From: "ferg" <>
Date: Thu, 24 Oct 2002 03:57:16 -0700

Every time i log on opens in a new
window and i cant stop it. I have not downloaded any files
that would cause this to happen. And i dont know what the
script is or where it is stored on my system so i cant
delete it or uninstall it. Can anyone help?