studiouz, Пример, взял со своего кода
if(isset($_COOKIE['theme']))
{
switch($_COOKIE['theme'])
{
case 'wap':
include ROOTPATH . 'theme/wap/head.php';
break;
case 'touch':
include ROOTPATH . 'theme/touch/head.php';
break;
case 'web':
include ROOTPATH . 'theme/web/head.php';
break;
default:
SetCookie("theme","wap",time() + 31536000);
include ROOTPATH . 'theme/wap/head.php';
}
}else{
if($is_mobile)
{
SetCookie("theme","wap",time()+3600);
include ROOTPATH . 'theme/wap/head.php';
}else{
SetCookie("theme","web",time()+3600);
include ROOTPATH . 'theme/web/head.php';
}
}