function dosearch() {
	var sf=document.searchform;
	for (i=sf.sengines.length-1; i > -1; i--) {
		if (sf.sengines[i].checked) {
			var submitto = sf.sengines[i].value + escape(sf.searchterms.value);
		}
	}
	window.location.href = submitto;
	return false;
}