我必須添加回發按鈕以將所有網站刷新到更新面板。我怎麼能做到這一點？如何將回發按鈕添加到更新面板
這是我的代碼ASPX：
<asp:UpdatePanel ID="UpdatePanel1" UpdateMode="Conditional" runat="server"> <ContentTemplate> <tr><td style="border: 1px solid #676767; width:200px;"><span style="color:#FF0000; font-weight:bold;">Wstaw datę dla dnia projektowego: </span></td><td style="border: 1px solid #676767"><asp:TextBox ID="TextBox3" runat="server" Width="249px" style="margin-right:3px;"></asp:TextBox></td><td style="border: 1px solid #676767"> format (2012-10-30)</td></tr> <tr><td style="border: 1px solid #676767; width:200px;"><span style="color:#FF0000; font-weight:bold;">Wstaw procent zaangarzowania: </span></td><td style="border: 1px solid #676767"><asp:DropDownList ID="DropDownList2" runat="server" Width="273px"></asp:DropDownList></td><td style="border: 1px solid #676767"> od (1/8..8/8)</td></tr> <tr><td colspan="3" style="border: 1px solid #676767;"><asp:Button ID="Button2" runat="server" Text="Dodaj pojedyńczy dzień projektowy" onclick="Button2_Click" Width="600px" /></td></tr> </ContentTemplate> </asp:UpdatePanel>