protected void btnQueryDate_Click(object sender, EventArgs e)
    {
        PagedDataSource pdsShows = new PagedDataSource();

        pdsShows.DataSource = ShowManager.GetShowsBySql(Convert.ToInt32(Request.QueryString["movieId"]), Calendar1.SelectedDate.ToShortDateString());
        dlShows.DataSource  = pdsShows;
        dlShows.DataBind();
    }
    private void DataBind()
    {
        PagedDataSource pdsShows = new PagedDataSource();

        pdsShows.DataSource = ShowManager.GetShowsBySql(Convert.ToInt32(Request.QueryString["movieId"]), DateTime.Now.ToShortDateString());
        dlShows.DataSource  = pdsShows;
        dlShows.DataBind();
    }
    private void DataBind(int movieId)
    {
        PagedDataSource pdsShows = new PagedDataSource();

        pdsShows.DataSource = ShowManager.GetShowsBySql(movieId, DateTime.Now.ToShortDateString());
        dlShows.DataSource  = pdsShows;
        dlShows.DataBind();
    }