<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="txtNavicert"
Display="None" ErrorMessage="准运卡号不能为空!"></asp:RequiredFieldValidator>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="txtEmptyWeight"
Display="None" ErrorMessage="空车重量不能为空!"></asp:RequiredFieldValidator>
<asp:ValidationSummary ID="SummaryValidate" runat="server" ShowMessageBox="True" ShowSummary="False" Font-Names="verdana" Font-Size="12" />
Display="None" ErrorMessage="准运卡号不能为空!"></asp:RequiredFieldValidator>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="txtEmptyWeight"
Display="None" ErrorMessage="空车重量不能为空!"></asp:RequiredFieldValidator>
<asp:ValidationSummary ID="SummaryValidate" runat="server" ShowMessageBox="True" ShowSummary="False" Font-Names="verdana" Font-Size="12" />