                  .end() #func-pair
               isFirst = false
           dom.end() #div
-        dom.tag("hr").end()
+        dom.end().end() #td/tr
+      dom.end().end() #tbody/table
       element.innerHTML = ""
       element.appendChild dom.finalize()
 

          
      onStep: (rulesetPhase)->
        if (gc = @spaceship_catcher)
          if (@stable_rule.size() > 1) and not @stable_enabled
            alert "Disabling catcher. Enable stabilization to make it available"
            @disable_spaceship_catcher()
          else

        maxSteps
        
      enable_spaceship_catcher: ->
        if (not @rule_is_stable) and not @stable_enabled
          alert "Enable rule stabilization to run catcher"
          return
        if @spaceship_catcher is null
