Salve ragazzi! ho creato una pagina di warning per un sito che sto realizzando che conterrà contenuti per adulti.

http://script-test.netau.net/age/


Codice PHP:
<!DOCTYPE html> 

    <head>
        
        
        <link rel="stylesheet" href="assets/css/modal.css" type="text/css" /> 
        <script src="assets/js/jquery.js" type="text/javascript"></script>
        <script src="assets/js/main.min.js" type="text/javascript"></script>
     <style type="text/css">
      a.ssbutton{

      border-radius:6px;
      display:inline-block;
      font-family:arial;
      font-size:15px;
      font-weight:bold;
      padding:6px 24px;
      text-decoration:none;
      color:#ffffff;
      text-shadow:1px 1px 0px #000,2px 2px 2px rgba(0,0,0,0.5);
      height: 52px;
      font-size:36px;
      line-height:52px;

}

      a.ssbutton:active {
      position:relative;
      top:1px;
}

      a.ssbutton.enter {
      width:auto;display:block;margin:5px 12px 5px 12px;
}




      a.ssbutton.red{
      box-shadow:inset 0px 1px 0px 0px #f29c93;
      background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #fe1a00), color-stop(1, #ce0100) );
      background:-moz-linear-gradient( center top, #fe1a00 5%, #ce0100 100% );
      filter:progid:DXImageTransform.Microsoft.gradient(startColorstr="#fe1a00", endColorstr="#ce0100");
      background-color:#fe1a00;
      border:1px solid #d83526;


}

      a.ssbutton.red:hover {
      background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #ce0100), color-stop(1, #fe1a00) );
      background:-moz-linear-gradient( center top, #ce0100 5%, #fe1a00 100% );
      filter:progid:DXImageTransform.Microsoft.gradient(startColorstr="#ce0100", endColorstr="#fe1a00");
      background-color:#ce0100;
}

      a.ssbutton.green {
      box-shadow:inset 0px 1px 0px 0px #caefab;
      background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #77d42a), color-stop(1, #5cb811) );
      background:-moz-linear-gradient( center top, #77d42a 5%, #5cb811 100% );
      filter:progid:DXImageTransform.Microsoft.gradient(startColorstr="#77d42a", endColorstr="#5cb811");
      background-color:#77d42a;
      border:1px solid #268a16;

}
      a.ssbutton.green:hover {
      background:-webkit-gradient( linear, left top, left bottom, color-stop(0.05, #5cb811), color-stop(1, #77d42a) );
      background:-moz-linear-gradient( center top, #5cb811 5%, #77d42a 100% );
      filter:progid:DXImageTransform.Microsoft.gradient(startColorstr="#5cb811", endColorstr="#77d42a");
      background-color:#5cb811;
}


      #attenzione,
      #attenzione:hover{
      text-decoration:none !important;
      border-bottom: none;
}






      body {
      background-color: #000;color:#ccc;
      width: 350px;
}
      #page {
      border: 1px solid #000;
      background-color: rgb(0, 0, 0) !important;
}
      hr {
      background: #666;
      border:none;
      height:2px;
}

      #container {
      color: #999 !important;
}

      p{
      text-align: center;

}

      </style>
    </head>
    <body>

        <aside id="ac-wrapper" style="display:none">
            [img]attenzione2.png[/img]
            <div id="ac-modal">
      

<font color="eee">Stai entrando in un'area con contenuti pornografici adatti ad un pubblico adulto. Vuoi continuare?</font></p>
                <footer>
                    [url="http://miosito.it/url_originale.php"]Si[/url][url="http://miosito.it"]No[/url]
                </footer>
            </div>
        </aside>


        <div>

        [img]http://it.androlib.com/appscreenmax/tCqzC.u.cs.png[/img]

        </div>

    </body> 
Avrei bisogno di memorizzare nei cookies se un utente clicca su si. Da dove iniziare?