--- original/www/libs/html1.php    2006-06-29 17:16:21.000000000 -0700
+++ nuevo/www/libs/html1.php      2006-07-07 10:54:57.000000000 -0700
@@ -329,24 +329,24 @@
        echo '</a></li>' . "\n";

        // draw categories
-       foreach ($categories as $category) {
-
-               if($category->category_id == $what_cat_id) {
-                       $globals['category_id'] = $category->category_id;
-                       $globals['category_name'] = $category->category_name;
-                       $thiscat = ' class="thiscat"';
-               }
-               else {
-                       $thiscat = '';
-               }
-
-
-               echo '<li'.$thiscat.'><a href="'.$_SERVER[PHP_SELF].'?category='.$category->category_id.$query.'">';
-               echo _($category->category_name);
-               if ($what_cat_type == 'shakeit') echo '&nbsp;('.$category->count.')';
-               echo "</a></li>\n";
-
+       if(!empty($categories)) {
+               foreach ($categories as $category) {
+                       if($category->category_id == $what_cat_id) {
+                               $globals['category_id'] = $category->category_id;
+                               $globals['category_name'] = $category->category_name;
+                               $thiscat = ' class="thiscat"';
+                       }
+                       else {
+                               $thiscat = '';
+                       }
+                       echo '<li'.$thiscat.'><a href="'.$_SERVER[PHP_SELF].'?category='.$category->category_id.$query.'">';
+                       echo _($category->category_name);
+                       if ($what_cat_type == 'shakeit') echo '&nbsp;('.$category->count.')';
+                       echo "</a></li>\n";
                }
+       }else{
+               echo "<li><em>(a&uacute;n no hay categor&iacute;as)</em></li>\n";
+       }

        echo '</ul>';
        echo '<br style="clear: both;" />' . "\n";