把 DataDrid放到MARQUEE 里，注意，如果要放到一个td里时，td的长度要设置的

  <<MARQUEE onmouseover="this.stop()" onmouseout="this.start()" scrollAmount="3" scrollDelay="0"   direction="up" height="98">>
              <asp:datagrid id="DgNews" runat="server" Width="400" AutoGenerateColumns="False" BorderWidth="0" Height="100" ShowHeader="False">
               <Columns>
                <asp:TemplateColumn HeaderText="新闻内容">
                 <HeaderStyle Width="70%"></HeaderStyle>
                 <ItemStyle Width="70%"></ItemStyle>
                 <ItemTemplate>
                  
                  <asp:Label ID="Label10" Text='<%#DataBinder.Eval(Container.DataItem,"XXSM")%>' Runat=server/>
                  (
                  <asp:Label ID="Label5" Font-Italic=True Text='<%#DataBinder.Eval(Container.DataItem,"XGRQ")%>' ForeColor=#ff7f66 Runat=server/>
                  )
                  <asp:Image ID="NewPic" Runat="server" ImageUrl="images/main/new.gif" Width="28" Height="11"></asp:Image>
                 </ItemTemplate>
                </asp:TemplateColumn>
               </Columns>
              </asp:datagrid>
             <</MARQUEE>>