// »õâ¿­±â
function winOpen(u,n,w,h,s,r) {
	var IE = document.all ? true : false;

	var t  = (screen.height - h) / 2;
    var l = (screen.width - w) / 2;

	var opt = 'toolbar=no,channelmode=no,location=no,directories=no';
	opt += ',resizable=' + r + ',menubar=no,scrollbars=' + s;
	opt += ',width=' + w + ',height=' + h + ',left=' + l + ',top=' + t;

	if(IE && IE_Ver() >= 5.5) {
		var nWin = window.open(u,n,opt);
		nWin.focus();
	} else {
		window.open(u,n,opt);
	}
}

// ºê¶ó¿ìÀú ¹öÀü ¹Ýȯ
function IE_Ver() {
	if(navigator.appName.match(/Explorer/i)) return navigator.appVersion.match(/MSIE \d+.\d+/)[0].split(" ")[1];
	else return 0;
}