how to use checkbox in datalist without select btn

Question

hi all

i need help in this Scenario for use checkbox in datalist .

if i checked any checkbox in datalist will display in label or what ever you want

on other mean if i checked directly i see result in label then if checked another the result extend in that label.

i know how to use checkbox in datalist but with buttn click or select btn .

i do not need use any btn .

 

i know this case with button click or select link . 

<table>

<tr>

<td>

<asp:DataList ID="DataList1" runat="server"

DataSourceID="SqlDataSource1">

<ItemTemplate>

<asp:CheckBox ID="CheckBox1" runat="server" />

<br />

person_no:

<asp:Label ID="personnoLabel" runat="server" Text='<%# Eval("person_no") %>' />

<br />

person_name:

<asp:Label ID="nameLabel" runat="server" Text='<%# Eval("person_name") %>' />

<br />

Country_no:

<asp:Label ID="countrynoLabel" runat="server"

Text='<%# Eval("Country_no") %>' />

<br />

<br />

</ItemTemplate>

<SelectedItemTemplate>

label

</SelectedItemTemplate>

</asp:DataList>

</td>

<td>

</td>

</tr>

<tr>

<td>

<asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:mydbConn %>"

SelectCommand="SELECT top(3) * FROM [anytable]"></asp:SqlDataSource>

&nbsp;

<asp:Label ID="Label4" runat="server" Text="Label"></asp:Label>

</td>

</tr>

<tr>

<td>

&nbsp;</td>

</tr>

</table>