= '05' and $time < '08') {
$css = 'http://www.starkite.net/blue.css';
} elseif($time >= '08' and $time < '12') {
$css = 'http://www.starkite.net/blue.css';
} elseif($time >= '12' and $time < '15') {
$css = 'http://www.starkite.net/blue.css';
} elseif($time >= '15' and $time < '18') {
$css = 'http://www.starkite.net/red.css';
} elseif($time >= '18' and $time < '21') {
$css = 'http://www.starkite.net/red.css';
} elseif($time >= '21' and $time < '05') {
$css = 'http://www.starkite.net/red.css';
} else {
$css = 'http://www.starkite.net/blue.css';
}
} else {
// if the theme is passed in the URL, specify a list of
// valid theme names
$themes = array('blue', 'red');
// if the theme is passed in the URL and the theme name
// is in the $themes array, set the theme; otherwise, throw an error
if($_GET['theme'] and in_array($_GET['theme'], $themes)) {
$css = 'http://www.starkite.net/' . $_GET['theme'] . '.css';
} else {
$error = TRUE;
echo 'You have specified an invalid theme.';
}
}
?>