protected void btnEdit_Click(object sender, EventArgs e)
        {
            btnEdit.Visible = false;
            btnSelect.Visible = false;
            btnAdd1.Visible = false;

            pnlEdit.Visible = true;
            pnlCodes.Visible = false;
            pnlSelect.Visible = false;

            lblAE.Text = "Edit";
            var ct = new DAL.CodeType();
            ct.Fetch(int.Parse(ddlCodeTypes.SelectedValue.ToString()));
            CodeTypeValue.Text = ct.CodeTypeName;
            CodeTypeDesc.Text = ct.Description;
            CTID.Text = ct.CTID.ToString();
            if (ct.isSystem)
            {
                CodeTypeValue.ReadOnly = true;
                CodeTypeValue.Enabled = false;

                btnCTDelete.Visible = false;
            }
            else
            {
                CodeTypeValue.ReadOnly = false;
                CodeTypeValue.Enabled = true;

                btnCTDelete.Visible = true; 
            }
        }
        protected void btnEdit_Click(object sender, EventArgs e)
        {
            btnEdit.Visible   = false;
            btnSelect.Visible = false;
            btnAdd1.Visible   = false;

            pnlEdit.Visible   = true;
            pnlCodes.Visible  = false;
            pnlSelect.Visible = false;

            lblAE.Text = "Edit";
            var ct = new DAL.CodeType();

            ct.Fetch(int.Parse(ddlCodeTypes.SelectedValue.ToString()));
            CodeTypeValue.Text = ct.CodeTypeName;
            CodeTypeDesc.Text  = ct.Description;
            CTID.Text          = ct.CTID.ToString();
            if (ct.isSystem)
            {
                CodeTypeValue.ReadOnly = true;
                CodeTypeValue.Enabled  = false;

                btnCTDelete.Visible = false;
            }
            else
            {
                CodeTypeValue.ReadOnly = false;
                CodeTypeValue.Enabled  = true;

                btnCTDelete.Visible = true;
            }
        }