hi guys   I wanna add a simple html image gallery from here:   http://basicuse.net/articles/pl/textile/html_css/how_to_create_a_simple_css_gallery_without_using_javascript   i try this in the in my template file:   
<?php
foreach($page->bild as $image) {
   $thumbnail = $image->size(150,100);
   echo "<li><a href='#{$thumbnail->description}'><img src='{$thumbnail->url}' alt='{$thumbnail->description}' ></a></li>";
}
   echo "</ul><div id='full-picture'>";
   echo "<div><a name='{$thumbnail->description}'><img src='{$image->url}' alt='{$thumbnail->description}' ></a></div>";
?>
  </div>
</div>
  but it dont show the image when i click on a thumbnail. I think i have to add something into the loop. But what?   can anyone give me a tipp?   thank you