ASP.Net/Mobile Control/Wizard

Mobile panel based wizard (VB.net)

<%@ Page 
    Inherits="System.Web.UI.MobileControls.MobilePage" 
    Language="VB" 
%>
<%@ Register 
    TagPrefix="mobile" 
    Namespace="System.Web.UI.MobileControls" 
    Assembly="System.Web.Mobile" 
%>
<script runat="server" language="VB">
Sub OK_OnSubmit(Sender As Object, E As EventArgs)
    PanQuestion.Visible = False
    If txtAnswer.Text = 49 Then
        PanCorrect.Visible = True
    Else
        PanWrong.Visible = True
    End If
End Sub
</script>
<mobile:form 
    id="FirstPage" 
    runat="server">
<mobile:panel
    id="PanQuestion"
    runat="server"
    visible="True"
>
    What is 7 x 7?    
    <mobile:textbox
        id="txtAnswer"
        runat="server"
    />
    <mobile:Command 
        runat="server" 
        id="cmdOK"
        OnClick="OK_OnSubmit" 
        Text="OK" 
    />
</mobile:panel>
<mobile:panel
    id="PanCorrect"
    runat="server"
    visible="False"
>
    You are correct!
</mobile:panel>
<mobile:panel
    id="PanWrong"
    runat="server"
    visible="False"
>
    You are wrong!
</mobile:panel>
</mobile:form>