def __init__(self, filename=None):
        self.filename = None
        if filename:
            self.load(filename)
def open_link(self):
        "Open the selected item with the webbrowser"

        data = self.get_selected_item()
        url = data.get('permalink')
        if url:
            self.term.open_browser(url)
        else:
            self.term.flash()