Shows all Smarty variables in tree-view directly in console. Always available and easy to access

Debug smarty with firebug

{* Smarty *}

{capture name='_smarty_debug' assign=debug_output}
   <script type="text/javascript">
      // <![CDATA[
      window.smarty ={};
      {if $assigned_vars != null}
         {foreach $assigned_vars as $vars}
            window.smarty['{$vars@key|escape:'javascript'}'] = {$vars|@json_encode nofilter};
         {/foreach}
      {/if}
      console.dir(window.smarty)
      // ]]>
   </script>
{/capture}
{$debug_output nofilter}