var ver4 = (navigator.appVersion.charAt(0) == "4");
	var NN4 = ver4 && (navigator.appName == "Netscape");
	var IE4 = ver4 && (navigator.appName.charAt(0) == "M");
	var NN3 = ((navigator.appVersion.charAt(0) == "3") && (navigator.appName == "Netscape"));
	if(NN3 || NN4 || IE4){ var imgB = new Array();
	imgB[0] = new Image(); imgB[0].src = "img/icon0.gif";
	imgB[1] = new Image(); imgB[1].src = "img/icon1.gif";
	imgB[2] = new Image(); imgB[2].src = "img/icon2.gif";
	imgB[3] = new Image(); imgB[3].src = "img/icon3.gif";
	imgB[4] = new Image(); imgB[4].src = "img/icon4.gif";
	imgB[5] = new Image(); imgB[5].src = "img/icon5.gif";}
	function Bin(nam,num) {
	if(NN3 || NN4 || IE4) document.images[nam].src = imgB[num].src;}
	function Bout(nam,num) {
	if(NN3 || NN4 || IE4) document.images[nam].src = imgB[num].src;}// 

	function winopen1(){
		window.open("union/join.htm","union","toolbar=0,menubar=0,scrollbars=1,width=400,height=400")
		}

	function winopen2(){
		window.open("../postmail.htm","dl","toolbar=0,menubar=0,scrollbars=1,width=475,height=375")
		}

	function winopen3(){
		window.open("bgm.htm","bgm","toolbar=0,menubar=0,scrollbars=0,width=160,height=120")
		}

	function winopen4(){
		window.open("join.htm","union2","toolbar=0,menubar=0,scrollbars=1,width=400,height=400")
		}

	function closewin(){
		window.close();
		}