':param http_resp: A http response object that contains a document of
type HTML / PDF / WML / etc.
:return: True if the document parameter is a string that contains a
WML document.'

@staticmethod
def can_parse(http_resp):

    if ('wml' in http_resp.content_type):
        document = http_resp.get_body().lower()
        if (WML_HEADER in document):
            return True
    return False
