function get_cookie( cookieName )
{
    var strValue = false;
    
    if( strCookie = document.cookie )
        {
            if( arrCookie = strCookie.match( new RegExp( cookieName + '=([^;]*)', 'g')))
                {
                    strValue=RegExp.$1;
                }
        }
    return(strValue);
}