Return an html admin link with the object's type as text. If the 
        object doesn't exist, return the object's type crossed out.

def _object_type_html(self):
        """Return an html admin link with the object's type as text. If the 
        object doesn't exist, return the object's type crossed out.
        """

        if self.exists:
            return "<a href=\"%s\">%s</a>" % (self.url(), 
                                              self.content_type.name,)
        else:
            return "<s>%s</s>" % self.content_type.name