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<script language="VB" runat="server">
sub Index_Changed(Sender as Object, e as EventArgs)
DataBind()
end sub
</script>
<html><body>
<form runat="server">
<asp:Listbox runat="server" id="lbColors"
AutoPostBack=true
rows="1"
SelectionMode="Single"
OnSelectedIndexChanged="Index_Changed" >
<asp:Listitem value="1">Red</asp:Listitem>
<asp:Listitem value=" 2">Blue</asp:Listitem>
<asp:Listitem value=" 3">Green</asp:Listitem>
<asp:Listitem value=" 4">Yellow</asp:Listitem>
</asp:Listbox>
<asp:Label id="lblMessage" runat="server"
Text='<%# lbColors.selectedItem.Text %>' />
</form>
</body></html>
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