lement.ownerDocument, doc)
          var qualified = String(qualifiedName), names = []
          if (qualified.indexOf(":") >= 0) {
            names = qualified.split(":", 2)
          } else {
            names = [null, qualified]
          }
          assert_equals(element.prefix, names[0])
          assert_equals(element.localName, names[1])
          assert_equals(element.tagName, qualified)
          assert_equals(element.nodeName, qualified)
          assert_equals(element.namespaceURI,
             