function currentPage() {
	if (!document.getElementsByTagName) return
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.parentNode.parentNode.id == "navlist") {
			if (anchor.className == document.body.className) {
				anchor.parentNode.id = "thispage";
			}
		}
	}
}

SafeAddOnload(currentPage);