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<?php

$dom = new DOMDocument();
$dom -> loadHTMLFile('http://sakhalin.name/g.php');

$img_a = $dom -> getElementsByTagName('img');

if (empty($img_a)) {
    return;
}

echo '<html><head><meta charset="utf-8"></head><body>';

foreach ($img_a as $img) {
    $src = $img->getAttribute('src');
    $alt = $img->getAttribute('alt');

    echo '<p><img src="http://lunach.ru/?cum=&url=' . htmlentities($src). '&tpl=vk"><br /><i>' . $alt . '</i></p>';
}

echo '</body></html>';
?>