asp.net+javascript滚动新闻（详细实现）by C#

先在解决方案里的web新建一个web控件
web自定义控件ascx文件前台：
<%@ Control Language="C#" AutoEventWireup="true" CodeBehind="newsPictureRun.ascx.cs" Inherits="Audit.Web.control.newsPictureRun" %>
<link href="../Css/index.css" rel="stylesheet" type="text/css" />
  
<div id="marquee_demo" style="overflow: hidden; width: 100%; text-align: center;
    border: 1px solid #ffffff">
    <table cellspacing="0" cellpadding="3" align="center" border="0">
        <tr>
            <td id="marquee_product1" valign="top">
                <table width="100%" height="100px" border="0" cellpadding="1" cellspacing="0">
                    <tr>
                        <asp:Repeater ID="Repeater1" runat="server">
                            <ItemTemplate>
                                <td>
                                    <a href="/Content.aspx?id=<%# Eval("newsId")%>" target="_blank">
                                        &nbsp;<img src='<%#Eval("newsPictureAddress")%>' border="0"/>
<%#Eval("newsTitleName")%></a>
                                </td>
                            </ItemTemplate>
                        </asp:Repeater>
                    </tr>
                </table>
            </td>
            <td id="marquee_product2" valign="top">
            </td>
        </tr>
    </table>
</div>
 
<script type="text/javascript">