function subwindow_open(v_url,v_width,v_height){
	var v_option = "status=no,location=no,toolbar=no,resizable=yes,menubar=no,scrollbars=yes,width=" + v_width + ",height=" + v_height;
	window.open(v_url,"subwindow",v_option);
	}

function jump(){
var url=document.form1.select1.options[form1.select1.selectedIndex].value;
if (url!="") document.top.location.href = url;
}