protected void trvConfig_SelectedNodeChanged(object sender, EventArgs e)
{
TreeNode node = trvConfig.SelectedNode;
if (node != null && node.Parent != null)
{
CurrentGroupId = int.Parse(node.Value);
CurrentGroupName = node.Text;
ConfigDAL dal = new ConfigDAL();
Utility.BindDataToRepeater(rpConfigItemList, dal.GetConfigByGroup(CurrentGroupId));
}
}