function $(s){
	return document.all?document.all[s]:document.getElementById(s);
}

function showadv(){
	if (document.Form1.advshow.checked == true) {
		document.getElementById("adv").style.display = "block";
		document.getElementById("advance").innerHTML="关闭高级用户设置选项";
	}else{
		document.getElementById("adv").style.display = "none";
		document.getElementById("advance").innerHTML="显示高级用户设置选项";
	}
}

function newin (url,w,h){
	window.open(url,"","toolbar=no,width="+w+",height="+h+",directories=no,status=no,scrollbars=yes,resizable=no,menubar=no")
}