Prevent browser navigation control from wrapping.

app/views/browse/_navigation.html.erb

@@ -1,5 +1,6 @@
 <div style="float:right; text-align:center; width: 250px;">
   <% if @next_by_user or @prev_by_user %>
+    <span class="nowrap">
       <% if @prev_by_user %>
         &lt;
         <%= link_to @prev_by_user.id.to_s,
@@ -20,8 +21,10 @@
                     { :title => t('browse.changeset_navigation.user.next_tooltip', :user => @next_by_user.user.display_name) } %>
         &gt;
       <% end %>
+    </span>
     <br/>
   <% end %>
+  <span class="nowrap">
     <% if @prev %>
       &lt;
       <%= link_to @prev.id.to_s,
@@ -37,4 +40,5 @@
                   { :title => t('browse.changeset_navigation.all.next_tooltip') } %>
       &gt;
     <% end %>
+  </span>
 </div>