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));//3 days
}

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;
		}
	}
}


function reimgsize(originalImg,imagewidth) {
	var newimg = new Image();
	var imagewidth = imagewidth ? imagewidth : '600';
	newimg.src = originalImg.src;
	if (newimg.width > 0 && newimg.height > 0) {
		if (newimg.width > imagewidth) { 
			originalImg.width = imagewidth;
			originalImg.height = (newimg.height * imagewidth) / newimg.width;
			originalImg.onmouseover = function() {
				this.style.cursor= "pointer";
			};
			originalImg.onmouseout = function() {
				this.style.cursor="";
			};
			originalImg.onclick = function() {
				window.open(this.src, '_blank');
			};
		} else {
			originalImg.width = newimg.width; 
			originalImg.height = newimg.height;
		}
		originalImg.title = "点击查看原图 " + newimg.width + " x " + newimg.height;
	}
}