public ConversationID getConversationAt(String url, int index) throws MalformedURLException { HttpUrl myUrl = null; if (url != null) myUrl = new HttpUrl(url); return _model.getConversationModel().getConversationAt(myUrl, index);
public ConversationID getConversationAt(int index) { return _model.getConversationModel().getConversationAt(index);
    public ConversationID getConversationAt(String url, int index) throws MalformedURLException {        HttpUrl myUrl = null;        if (url != null) myUrl = new HttpUrl(url);        return _model.getConversationModel().getConversationAt(myUrl, index);    }