function updatePage() {
	if (document.selectSite.Institute.options) {
		var nsprov = document.selectSite.Institute.options[document.selectSite.Institute.selectedIndex].value;
		if (nsprov != '') {
			window.open(nsprov);
		}
	} else {
		var prov = document.selectSite.Institute.value;
		if (prov != '') {
		window.open(prov);
		}
	}
}