急,完成散分

<asp:DataList ID="DataList2" runat="server" DataKeyField="ClassSecond" DataSourceID="SqlDataSource2">
        <ItemTemplate>
                           ClassSecond:
            <asp:Label ID="ClassSecondLabel" runat="server" Text='<%# Eval("ClassSecond") %>'></asp:Label><br />
            &nbsp; &nbsp;
            <asp:DataList ID="DataList3" runat="server" DataSourceID="SqlDataSource3" RepeatColumns="6"
                RepeatDirection="Horizontal" ShowFooter="False" ShowHeader="False">
                <ItemTemplate>
                           ClassSmall:
                    <asp:Label ID="ClassSmallLabel" runat="server" Text='<%# Eval("ClassSmall") %>'>
                    </asp:Label><br />
                    <br />
                </ItemTemplate>
            </asp:DataList>
            <asp:SqlDataSource ID="SqlDataSource3" runat="server" ConnectionString="<%$ ConnectionStrings:CnMob_DataConnectionString %>"
                SelectCommand="SELECT [ClassSmall] FROM [ProClass] WHERE ([ClassSecond] = @ClassSecond)">
                <SelectParameters>
                    <asp:ControlParameter ControlID="DataList2" DefaultValue="ClassSecondLabel" Name="ClassSecond" 
                         Type="String" />
                 </SelectParameters>
            </asp:SqlDataSource>        </ItemTemplate>
    </asp:DataList><asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:CnMob_DataConnectionString %>"
        SelectCommand="SELECT [ClassSecond] FROM [ClassSecond] WHERE (([ClassFu] = @ClassFu) AND ([Pass] = @Pass) AND ([ClassBig] = @ClassBig))">
        <SelectParameters>
            <asp:Parameter DefaultValue="综合" Name="ClassFu" Type="String" />
            <asp:Parameter DefaultValue="True" Name="Pass" Type="Boolean" />
            <asp:QueryStringParameter Name="ClassBig" QueryStringField="ClassBig" Type="String" />
        </SelectParameters>
    </asp:SqlDataSource>
SelectParameters>
                    <asp:ControlParameter ControlID="DataList2" DefaultValue="ClassSecondLabel" Name="ClassSecond" 
                         Type="String" />取得下面ClassSecondLabel的值,如何做啊<asp:Label ID="ClassSecondLabel" runat="server" Text='<%# Eval("ClassSecond") %>'></asp:Label><br />