function prLink(frm) {
	placeLinks = "top";
	var url = document.forms[frm].products[document.forms[frm].products.selectedIndex].value;
	var http = url.indexOf("http://");
	if (url != 0) {
		if (http == 0) {window.top.location = url;}
		else {parent.frames[1].location = url;}
		prUnlink(frm);
	} else {
		prUnlink(frm);
	}
}
function prUnlink(frm) {
	if (!document.forms[frm].products[document.forms[frm].products.selectedIndex].defaultSelected) {
		document.forms[frm].products.selectedIndex = 0;
	}
}