<!--

function getCookie(name) {
	var prefix = name + "=";
	var cookieStartIndex = document.cookie.indexOf(prefix);
	if (cookieStartIndex == -1) return null;
	var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length);
	if (cookieEndIndex == -1) cookieEndIndex = document.cookie.length;
	return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function setCookie(name, value, expires, domain) {
	if (!domain){ 
		domain = location.href;
		var re = /https?:\/\/(www\.)?(.*?)(\/|$)/i;
		if (re.test(domain)){
			domain = RegExp.$2;
		}
	}
	if (expires == 'permanent'){
		expires = 'Fri, 25 Dec 2099 23:59:59 GMT';
	} else {
		((expires) ? "; expires=" + expires.toGMTString() : "");
	}
	var curCookie = name + "=" + escape(value) + ((expires) ? "; expires=" + expires : "") + ((domain) ? "; domain=" + domain : "") + "; path=/";
	document.cookie = curCookie;
}

function delCookie(name)
{
	document.cookie = name + "=; expires=Fri, 31 Dec 1999 23:59:59 GMT; path=/";
}
// -->