var skipintroCookie = new Cookie('skipintro', {'path': '/', 'duration': 30});

function gotoMain() {
	if ($('chkNeverShowIntro') && $('chkNeverShowIntro').checked) {
		skipintroCookie.write('yes');
		location.reload(true);
	} else {
		var f = new Element('form', {'action': '/', 'method': 'post'});
		var i = new Element('input', {'type': 'hidden', 'name': 'skipintro', 'value': 'yes'});
		f.grab(i);
		f.inject($(document.body));
		f.submit();
	}
}

function viewIntro() {
	if (skipintroCookie.read()) {
		if (confirm('ÇöÀç ÀÎÆ®·ÎÈ­¸éÀ» °Ç³Ê¶Ùµµ·Ï ¼³Á¤µÇ¾î ÀÖ½À´Ï´Ù.\nÀ̸¦ Ãë¼ÒÇϽðڽÀ´Ï±î ?')) skipintroCookie.dispose();
		else return false;
	}
	location.href = '/';
}