1 <%@ Page Language="C#" MasterPageFile="~/MasterPages/SamplePageWithCode.master" 
 2     AutoEventWireup="true" CodeFile="03_ErrorHandling.aspx.cs" 
 3     Inherits="_05_OtherSamples_03_ErrorHandling"
 4     Title="Atlas Error Handling" %>
 5 
 6 <asp:Content ID="Content1" ContentPlaceHolderID="MainContent" runat="Server">
 7     <asp:TextBox ID="CustomerSearch" runat="server"></asp:TextBox>&nbsp;
 8     <asp:Button ID="SearchButton" runat="server" Text="Add 23" OnClick="SearchButton_Click" />
 9     <br />
10     Enter a number above to generate a simple error
11     <br />
12     <atlas:UpdatePanel ID="CalcPanel" runat="server" Mode="conditional">
13         <ContentTemplate>
14             <asp:Label ID="calcResult" runat="server"></asp:Label>
15         </ContentTemplate>
16         <Triggers>
17             <atlas:ControlEventTrigger ControlID="SearchButton" EventName="Click" />
18         </Triggers>
19     </atlas:UpdatePanel>
20     <br /><br />
21     Notes: OK button must have id of <pre>okButton</pre> and error message must have id of <pre>errorMessageLabel</pre>
22     <br /><br />
23 </asp:Content>
24