//Get Cookie Function
function getCookie(name) {
        var cname = name + "=";
        var dc = document.cookie;
        
        if (dc.length > 0) {
                begin = dc.indexOf(cname);
                if (begin != -1) {
                        begin += cname.length;
                        end = dc.indexOf(";", begin);
                        if (end == -1) end = dc.length;
                                return unescape(dc.substring(begin, end));
                }
        }
        return null;
}

//Set Cookie Function
function setCookie(name, value, expires, path, domain, secure) {
        document.cookie = name + "=" + escape(value) + 
        ((expires == null) ? "" : "; expires=" + expires.toGMTString()) +
        ((path == null) ? "" : "; path=" + path) +
        ((domain == null) ? "" : "; domain=" + domain) +
        ((secure == null) ? "" : "; secure");
}

//Delete Cookie Function
function delCookie (name,path,domain) {
        if (getCookie(name)) {
                document.cookie = name + "=" +
                ((path == null) ? "" : "; path=" + path) +
                ((domain == null) ? "" : "; domain=" + domain) +
                "; expires=Thu, 01-Jan-70 00:00:01 GMT";
        }
}