Asp.net Ajax 服务器控件使用--11.MutuallyExclusiveCheckBoxExtender

 <asp:CheckBox ID="CheckBox1" runat="server"  Text="sjdhfj"/> <br />
                    <cc1:MutuallyExclusiveCheckBoxExtender ID="reterter" runat="server" TargetControlID="CheckBox1"  Key="lala" >
                    </cc1:MutuallyExclusiveCheckBoxExtender>
 <asp:CheckBox ID="CheckBox2" runat="server"  Text="sjdfhjs"/><br />
                    <cc1:MutuallyExclusiveCheckBoxExtender ID="hsjdhfjs" runat="server" TargetControlID="CheckBox2"    Key="lala"   >
                    </cc1:MutuallyExclusiveCheckBoxExtender>