<script src="../js/My97DatePicker/WdatePicker.js" type="text/javascript"></script>
在textbox的属性里面加上onClick="WdatePicker()"
保存日期:<input type="text" id="txtdt" onclick="WdatePicker()" />
保存日期:<asp:TextBox ID="txtsave" runat="server" onclick="WdatePicker()" />