function golensmenu(selectvalue) {
	if (selectvalue.charAt(0) == "/") {
		//URL in select
		window.location = selectvalue;
	} else if (isNaN(selectvalue)) {
		//search term
		window.location = "/search.asp?T=LS&SearchText=" + selectvalue;
	} else if (selectvalue == "") {
		//empty
		window.location = "lensindex.asp?S=LS";
	} else {
		//submit form.
		document.SelectLens.submit();
	} 

} //end golensmenu