fixed.

based on standard theme.

theme/oceanblue/footer.html

@@ -4,10 +4,10 @@
 <div id="footer">
 
 <?php if ($navigation and false) { ?>
-    <div class="navbar">
+    <table class="navbar"><tr><td>
         <div class="breadcrumb"><?php print_navigation($navigation); ?></div>
         <div class="menu"><?php echo $menu; ?></div>
-    </div>
+    </td></tr></table>
     <div class="clearer">&nbsp;</div>
 <?php } ?>
 

theme/oceanblue/header.html

@@ -33,7 +33,7 @@
     <div class="clearer">&nbsp;</div>
 <?php if ($navigation) { // This is the navigation table with breadcrumbs  ?>
     <table class="navbar"><tr><td>
-        <div class="breadcrumb"><?php print_navigation("$navigation"); ?></div>
+        <div class="breadcrumb"><?php print_navigation($navigation); ?></div>
         <div class="navbutton"><?php echo $button; ?></div>
     </td></tr></table>
 <?php } else if ($heading) { // If no navigation, but a heading, then print a line  

theme/oceanblue/styles_layout.css

@@ -1020,7 +1020,7 @@ body#mod-forum-search .introcontent {
   padding-left: 3px;
   padding-right: 3px;
 }
-#mod-forum-discuss .unread .forumpost .message {
+#mod-forum-discuss .forumpost.unread .content {
   border-style: solid;
   border-width: 2px;
 }