var redirectto = "http://abortiontv.com/AbortionPictures1.htm";
var refusedfrom = "http://www.landoverbaptist.org/news0200/backstreet.html"; // required prev. page
if (document.referrer.indexOf(refusedfrom) != -1) {
alert("Access ot this page is forbidden from Landover Baptist");
window.location=redirectto;
}
That really says a lot about fundamentalist psychology; in particular their favour of psychological impact and manipulation over reason.