anchor.diff:    (:export #:doctype 
   	   #:html
              #:head
  +           #:link
              #:title
   	   #:body
   	   #:script
   	   #:div
   	   #:nav
  -	   #:iframe)
  +	   #:iframe
  +           #:h1)
     
     (:documentation "HTML5 tags for SEXPML 
    - Symbolic Expression eXtensible Programmable Markup Language -
  
positive.code: Uses HTMLElement."
    (sexpml-form-with-end-tag "nav" attributes contents))
  
  
negative.code:   (declare (ignore attributes contents))
    `(<> :unescaped 
       "<!DOCTYPE html>" (string #\Newline)))
   
  (defun sexpml-form-with-end-tag (name attributes contents)
    (sexpml:sexpml-form name :attributes attributes
                        :contents 
                        (if contents 
                            contents
                            (list ""))))
  
  (defmethod sexpml-form ((tag (eql 'html))
  		     &key attributes contents)
  