[PHP] pobierz, plaintext 
// na początku skryptu:
if(!isset($_COOKIE['intro_visited'])) {
   setcookie('intro_visited','1',time()+60*60*24); // ciasteczko na 1 dzień
   include 'sciezka/do/pliku/z/intro.php';
   die;
}
 
// tutaj dalszy normalny kod jak gdyby intra nie bylo
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<script type="text/javascript">
 
<!--
window.location = "intro/intro.html"
//-->
</script>
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<script type="text/javascript">
if(!isset($_COOKIE['intro_visited'])) {
   setcookie('intro_visited','1',time()+60*60*24); // ciasteczko na 1 dzień
   include 'intro/intro.html';
   die;
}
<!--
window.location = "intro/intro.html"
//-->
</script>
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
 <script type="text/javascript">
function redirect(){
var thecookie = readCookie('doRedirect');
if(!thecookie){window.location = 'intro/intro.html';
}}function createCookie(name,value,days){if (days){var date = new Date();date.setTime(date.getTime()+(days*24*60*60*1000));var expires = "; expires="+date.toGMTString();}else var expires = "";document.cookie = name+"="+value+expires+"; path=/";}function readCookie(name){var nameEQ = name + "=";var ca = document.cookie.split(';');for(var i=0;i < ca.length;i++){var c = ca[i];while (c.charAt(0)==' ') c = c.substring(1,c.length);if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);}return null;}window.onload = function(){redirect();createCookie('doRedirect','true','999');}
 
</script>
[PHP] pobierz, plaintext