protected void btnSave_Click(Object Sender, EventArgs e) { oForecast.DeleteStepReset(intPlatform, intStepId); foreach (TreeNode oNode in oTree.Nodes) { if (oNode.Checked == true) { oForecast.AddStepReset(intPlatform, intStepId, Int32.Parse(oNode.Value)); } } Reload(); }