protected void btnSearch_Click(object sender, EventArgs e)
    {
        int meetingRoomId = Convert.ToInt32(this.ddltMeetingRoom.SelectedValue);
        int year          = Convert.ToInt32(this.ddltYear.SelectedValue);
        int month         = Convert.ToInt32(this.ddltMonth.SelectedValue);

        ConferenceManage.CreateStateTable(this.tbState, meetingRoomId, year, month);
    }
 protected void Page_Load(object sender, EventArgs e)
 {
     base.Response.Cache.SetNoStore();
     if (!this.Page.IsPostBack)
     {
         this.ddltYear.DataBind();
         this.ddltMonth.DataBind();
         this.ddltMeetingRoom.DataBind();
         this.ddltMonth.SelectedValue = DateTime.Now.Month.ToString();
         if (this.ddltYear.Items.Count > 0)
         {
             int meetingRoomId = Convert.ToInt32(this.ddltMeetingRoom.SelectedValue);
             int year          = Convert.ToInt32(this.ddltYear.SelectedValue);
             int month         = Convert.ToInt32(this.ddltMonth.SelectedValue);
             ConferenceManage.CreateStateTable(this.tbState, meetingRoomId, year, month);
         }
     }
 }