Die sidebar.php hab ich jetzt durch "categories" statt "cats" ersetzt -->bringt null, niente, gar nix:
PHP
<div id="sidebar">
<div id="sidebar-inner">
<ul>
<?php if ( function_exists('dynamic_sidebar') && dynamic_sidebar(1) ) : else : ?>
<li><h2>Search</h2>
<ul>
<li>
<?php include (TEMPLATEPATH . '/searchform.php'); ?>
</li>
</ul>
</li>
<!-- Author information is disabled per default. Uncomment and fill in your details if you want to use it.
<li><h2>Author</h2>
<p>A little something about you, the author. Nothing lengthy, just an overview.</p>
</li>-->
<li><div id="box">
<?php /* If this is a 404 page */ if (is_404()) { ?>
<?php /* If this is a category archive */ } elseif (is_category()) { ?>
<p>You are currently browsing the archives for the <?php single_cat_title(''); ?> category.</p>
<?php /* If this is a yearly archive */ } elseif (is_day()) { ?>
<p>You are currently browsing the <a href="<?php bloginfo('home'); ?>/"><?php echo bloginfo('name'); ?></a> weblog archives
for the day <?php the_time('l, F jS, Y'); ?>.</p>
<?php /* If this is a monthly archive */ } elseif (is_month()) { ?>
<p>You are currently browsing the <a href="<?php bloginfo('home'); ?>/"><?php echo bloginfo('name'); ?></a> weblog archives
for <?php the_time('F, Y'); ?>.</p>
<?php /* If this is a yearly archive */ } elseif (is_year()) { ?>
<p>You are currently browsing the <a href="<?php bloginfo('home'); ?>/"><?php echo bloginfo('name'); ?></a> weblog archives
for the year <?php the_time('Y'); ?>.</p>
<?php /* If this is a monthly archive */ } elseif (is_search()) { ?>
<p>You have searched the <a href="<?php echo bloginfo('home'); ?>/"><?php echo bloginfo('name'); ?></a> weblog archives
for <strong>'<?php echo wp_specialchars($s); ?>'</strong>. If you are unable to find anything in these search results, you can try one of these links.</p>
<?php /* If this is a monthly archive */ } elseif (isset($_GET['paged']) && !empty($_GET['paged'])) { ?>
<p>You are currently browsing the <a href="<?php echo bloginfo('home'); ?>/"><?php echo bloginfo('name'); ?></a> weblog archives.</p>
<?php } ?>
</div></li>
<?php wp_list_pages('title_li=<h2>Pages</h2>&sort_column=menu_order' ); ?>
<li><h2>Archives</h2>
<ul>
<?php wp_get_archives('type=monthly'); ?>
</ul>
</li>
<li><h2>Categories</h2>
<ul>
<?php wp_list_categories('sort_column=name&optioncount=1&hierarchical=0&hide_empty=0'); ?>
</ul>
</li>
<?php /* If this is the frontpage */ if ( is_home() || is_page() ) { ?>
<?php get_links_list(); ?>
<li><h2>Meta</h2>
<ul>
<?php wp_register(); ?>
<li><?php wp_loginout(); ?></li>
<li><a href="http://validator.w3.org/check/referer" title="This page validates as XHTML 1.0 Transitional">Valid <abbr title="eXtensible HyperText Markup Language">XHTML</abbr></a></li>
<li><a href="http://gmpg.org/xfn/"><abbr title="XHTML Friends Network">XFN</abbr></a></li>
<li><a href="http://wordpress.org/" title="Powered by WordPress, state-of-the-art semantic personal publishing platform.">WordPress</a></li>
<?php wp_meta(); ?>
</ul>
</li>
<?php } ?>
<?php endif; ?>
</ul>
</div>
</div>