def METHOD_NAME(self):
    "Simple validity check for menu file path"
    pathOk = True
    path = self.path.get()
    path.strip()
    if not path: #no path specified
        tkMessageBox.showerror(title='File Path Error',
                               message='No help file path specified.',
                               parent=self)
        self.entryPath.focus_set()
        pathOk = False
    elif path.startswith(('www.', 'http')):
        pass
    else:
        if path[:5] == 'file:':
            path = path[5:]
        if not os.path.exists(path):
            tkMessageBox.showerror(title='File Path Error',
                                   message='Help file path does not exist.',
                                   parent=self)
            self.entryPath.focus_set()
            pathOk = False
    return pathOk