Asp Control ASP.Net

<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="Default_aspx" %>



    Untitled Page


    
    

                              runat="server" 
                      ImageUrl="yourImage.jpg" 
                      HotSpotMode="PostBack">
                    HotSpotMode="PostBack" 
            X="103" 
            Y="26" 
            PostBackValue="PowerSwitch" 
            Radius="5" 
            AlternateText="Power Switch" />
                             Top="48" 
                 Bottom="242" 
                 Left="30" 
                 NavigateUrl="http://www.rntsoft.com"
                 Right="177" 
                 HotSpotMode="Navigate" />
                             Coordinates="2,73,12,73,23,87,12,30,92,30,83,87" 
                 PostBackValue="Navigation"
                 HotSpotMode="PostBack" />
         

    


File: Default.aspx.vb
Partial Class Default_aspx
    Inherits System.Web.UI.Page
    Protected Sub ImageMap1_Click(ByVal sender As Object, _
                  ByVal e As System.Web.UI.WebControls.ImageMapEventArgs) _
                  Handles ImageMap1.Click
        Dim str As String = "You have clicked " & e.PostBackValue
        Response.Write(str)
    End Sub
    Protected Sub Page_Load(ByVal sender As Object, _
                            ByVal e As System.EventArgs) _
                            Handles Me.Load
        ImageMap1.HotSpots(0).AlternateText = "A"
        ImageMap1.HotSpots(1).AlternateText = "B"
        ImageMap1.HotSpots(2).AlternateText = "C"
    End Sub
End Class