var IE   = (navigator.appName == "Microsoft Internet Explorer") ? (true) : (false);
	function select_fd() {
		txtarea = document.getElementById('memo');
		if (txtarea.createTextRange)
			txtarea.currentPos = document.selection.createRange().duplicate();
		return true;
	} 

	// ·¹À̾î Åä±Û..
	function layer_toggle(obj) {
		if (obj.style.display == 'none') obj.style.display = 'block';
		else if (obj.style.display == 'block') obj.style.display = 'none';
	}

	// ÆÛ¸Ó¸µÅ© º¹»ç..
	function toClip(memo) {
			window.clipboardData.setData('Text',memo);
			alert('ÁÖ¼Ò°¡ Ŭ¸³º¸µå¿¡ ÀúÀåµÇ¾ú½À´Ï´Ù.');
	}

	// â¿­±â
	function print_win(sURL) {
		newwindow=open(sURL,"PW","scrollbars=yes, toolbar=no, directories=no, menuar=no, resizable=yes, status=no, width=800, height=600, left=100, top=50");
	}

	function newin(width,height,url,name,opt) {
		var scroll = (opt == "no_scroll") ? "no" : "yes";
		msgWindow=window.open(url,name,'statusbar=no,scrollbars='+scroll+',status=no,resizable=yes,width='+width+',height='+height)
	}