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<script runat="server">
sub Page_Load(Sender as Object, e as EventArgs)
if not Page.IsPostBack then
dim arrColors() as string = {"red", "orange", "yellow", "green", "blue", "indigo", "violet"}
lbColors.SelectedIndex = 0
lbColors.DataSource = arrColors
end if
DataBind()
end sub
</script>
<html><body>
<form runat="server">
<asp:Listbox runat="server" id="lbColors"
width="150"
AutoPostBack="true"
SelectionMode="Single" >
</asp:Listbox>
<asp:Label id="lblMessage" runat="server"
Text='<%# lbColors.SelectedItem.Text %>' />
</form>
</body></html>
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