     delete window.beAnInstanceOf
     delete window.equal
     delete window.include
+    delete window.haveHtml
 }
          [match, "to include #{Spec.Display expected}, actual #{Spec.Display value}, missing #{Spec.Display missing}"]
      else
        include([expected])
  
  # Fails test, with an error message
  fail: (message, location) ->

      Spec.expectations.push exp
      exp
    
    # Allows an assertion on a non-object value
    window.expect = (object) ->
      {
