Cherche script images

<?php

if (isset($_GET["id"]) && is_numeric($_GET["id"]) && $handle = opendir('/path/to/files')) {
    $i = 0;
    /* This is the correct way to loop over the directory. */
    while (false !== ($entry = readdir($handle))) {
        $i++;
        if($i == $_GET["id"])
            echo '<img src="'.$entry.'" />';
    }
    closedir($handle);
    if($_GET["id"] > 1)
        echo '
            <form>
            <input type="hidden" value="'.($_GET["id"]-1).'" name="id">
            <input type="submit" value="précédent" />
            </form>
        ';
    if($_GET["id"] < $i)
        echo '
            <form>
            <input type="hidden" value="'.($_GET["id"]+1).'" name="id">
            <input type="submit" value="suivant" />
            </form>
        ';
}
?>

echo '<img src="'.$entry.'" />';

echo '<img src="/path/to/files/'.$entry.'" />';