% if subdirs :
<ul>
%   for name, path in subdirs :
    <li>
        <a href="#" class="directory_link">${name}</a>
        <div id="${path}" style="display: none" >

        </div>
    </li>
%   endfor                    
</ul>
% endif

<div class="images">
% for key, image in images :
    <img src="../${image}" onload="image_loaded(this)" class="image" id="${key}" />
% endfor
</div>