asp.net 中点击按钮弹出模式对话框，选择值后返回到页面中(window.showModalDialog实现)...

<td>现从事专业</td> <td>        <asp:TextBox ID="tbMajor" runat="server" ReadOnly="true"></asp:TextBox>         <input type="hidden" id="hidV" runat="server" />        <input type="button" value="选择专业" οnc

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