如何在最后一步显示保存按钮。有5个步骤，保存按钮将显示最后一步

Question

enter image description here
    

<input id="btnPrevious" onclick="DisplayPreviousDiv();" type="button" value="Previous" class="btn btn-warning btn-xs hidden1" />

<input id="btnNext" onclick="DisplayNextDiv();" type="button" value="Next" class="btn btn-primary btn-xs" />


<asp:Button ID="btnafsave" runat="server" Text="Save" class="btn btn-success btn-xs savebtn" OnClick="btnafsave_Click" />[enter image description here][1]

<asp:Button ID="btnafrefresh" runat="server" Text="Refresh" class="btn btn-info btn-xs" />

<asp:Button ID="btnUpdate" runat="server" Text="Update" class="btn btn-info btn-xs" OnClick="btnafsave_Click" CommandName="Update" />

我正在尝试隐藏我的保存按钮，它将在最后一步显示。它位于div标签的旁边。