// open popup window
// OpenSubWindow('../open/a.aspx', 'id', 100, 100, 'no');
function OpenSubWindow(url, id, width, height, scroll) {
    var top = (screen.availHeight - height) / 2;
    var left = (screen.availWidth - width) / 2; 
    var size = 'width=' + width + ',height=' + height + ',top=' + top + ',left=' + left;
	var etc = size + ',resizable=no,scrollbars=' + scroll + ',status=no';	
	reval = window.top.open(url,id,etc);
	if (reval == null) {
	    alert('팝업 차단을 허용해 주세요');
	} else {
	    reval.focus();
	}
}
function SetCookie(name, value, expiredays) {
	var todayDate = new Date();
	todayDate.setDate( todayDate.getDate() + expiredays );
	document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + "; domain=" + "estsoft.com";
}
function GetCookie(name) {
	var nameOfCookie = name + "=";
	var x = 0;
	while (x <= document.cookie.length) {
		var y = (x+nameOfCookie.length);
		if (document.cookie.substring( x, y ) == nameOfCookie) {
			if ((endOfCookie=document.cookie.indexOf( ";", y )) == -1)
				endOfCookie = document.cookie.length;
		    return unescape( document.cookie.substring( y, endOfCookie ) );
	    }
        x = document.cookie.indexOf( " ", x ) + 1;
	    if ( x == 0 ) break;
	}
	return "";
}