function setcookie(cookieName, cookieValue, seconds, path, domain, secure) {
	var expires = new Date();
	expires.setTime(expires.getTime() + seconds);
	document.cookie = escape(cookieName) + '=' + escape(cookieValue)
		+ (expires ? '; expires=' + expires.toGMTString() : '')
		+ (path ? '; path=' + path : '/')
		+ (domain ? '; domain=' + domain : '')
		+ (secure ? '; secure' : '');
}

function hide() {
	document.getElementById('sitenote').style.display = 'none';
	document.getElementById('top').className = 'top';
	setcookie('ezness_sitenote', 'off', (86400 * 3000));//3000为三天内不再提示
}

function display() {
	document.getElementById('sitenote').style.display = '';
	document.getElementById('top').className = 'top_high';
	setcookie('ezness_sitenote', '', (86400 * 3000));
}

// setcookie('ezness_sitenote', '', (86400 * 30));

function checkall2(form)
{
	for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
		e.checked == true ? e.checked = false : e.checked = true;
	}
}

function checkall(form, prefix, checkall) {
	var checkall = checkall ? checkall : 'chkall';
	for(var i = 0; i < form.elements.length; i++) {
		var e = form.elements[i];
		if(e.name && e.name != checkall && (!prefix || (prefix && e.name.match(prefix)))) {
			e.checked = form.elements[checkall].checked;
		}
	}
}