ASP.NET中Ajax固定控件的使用

 <%-- 使用Ajax固定控件实现局部页面的刷新--%>
        <asp:ScriptManager ID="ScriptManager1" runat="server">
         </asp:ScriptManager>
        <asp:UpdatePanel ID="UpdatePanel1" runat="server">
            <ContentTemplate>  里面存放时刻需要更新的内容
                <div style="width:600px; height:400px; border-width:50px; border-color:#A0522D" align="left">
                    <asp:DataList ID="AllChatInfo" runat="server">
                        <ItemTemplate>
                            <span style='color:<%#Eval("ColorName")%>'>
                                <%#Eval("Time") %>
                                <%#Eval("UserName")%>
                                <%#Eval("ExpressionName")%>
                       &nbs