/**
 * @author mad
 */
function setCookie(cookieName, cookieValue, cookiePath, cookieExpires)
{
	cookieValue = escape(cookieValue);
	if (cookieExpires == "")
	{
		var nowDate = new Date();
		nowDate.setMonth(nowDate.getMonth() + 6);
	cookieExpires = nowDate.toGMTString();
	}
	
	if (cookiePath != "")
	{
		cookiePath = ";Path=" + cookiePath;
	}
	
	document.cookie = cookieName + "=" + cookieValue + ";expires=" + cookieExpires + cookiePath;
}

function getCookieValue(cookieName)
{
	var cookieValue = document.cookie;
	var cookieStartsAt = cookieValue.indexOf(" " + cookieName + "=");
	
	if (cookieStartsAt == -1)
	{
		cookieStartsAt = cookieValue.indexOf(cookieName + "=");
	}
	
	if (cookieStartsAt == -1)
	{
		cookieValue = null;
	}
	else
	{
		cookieStartsAt = cookieValue.indexOf("=", cookieStartsAt) + 1;
		var cookieEndsAt = cookieValue.indexOf(";", cookieStartsAt);
		if (cookieEndsAt == -1)
		{
			cookieEndsAt = cookieValue.length;
		}
		cookieValue = unescape(cookieValue.substring(cookieStartsAt, cookieEndsAt));
	}
	return cookieValue;
}