if ( typeof setCookie !== "function" ) {
    function setCookie( cname, cvalue, exdays ) {
        var d = new Date();
        d.setTime( d.getTime() + ( exdays * 24 * 60 * 60 * 1000 ) );
        var expires = "expires=" + d.toUTCString();
        document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
    }
}