向上间歇滚动

前台代码
 1<%@ Control Language="C#" AutoEventWireup="true" CodeFile="RollNews.ascx.cs" Inherits="Controls_RollNews" %>
 2<div id="table01" style=" 300;">
 3    <table width="158" height="420" border="0" cellpadding="0" cellspacing="0">
 4        <tr>
 5            <td width="<%=Width %>" height="420">
 6                <font size="2">
 7                <%=RollContent %>
 8                </font>
 9            </td>
10        </tr>
11    </table>
12</div>
13
14<script>    
15marqueetable = document.all.table01;
16scrollheight=180;     //滚动显示高度
17stopscroll1=false;     
18marqueetable.scrollTop=0;
19
20with(marqueetable)
21{
22style.width='<%=Width %>';
23style.height=scrollheight;
24style.overflowX="hidden";
25style.overflowY="hidden";
26noWrap=true;
27onmouseover=new Function("stopscroll1=true");
28onmouseout=new Function("stopscroll1=false");
29}
30
31startmarqueetop=0;
32offsettop=1;
33marqueestoptime=0;
34//marqueetable.innerHTML+=marqueetable.innerHTML;     
35
36function setmarqueetime()
37{
38marqueetable.scrollTop=0;
39setInterval("marqueeup()",'<%=RollTime %>');//设置滚动的时间
40}
41
42setmarqueetime();     
43
44function marqueeup()
45{     
46if(stopscroll1==true) return;      
47offsettop+=1;
48         
49if(offsettop==20)      
50{         
51marqueestoptime+=1;         
52offsettop-=1;         
53if(marqueestoptime=='<%=SleepTime %>')     //停留的时间
54{
55            offsettop=0; 
56marqueestoptime=0;
57} 
58}      
59else
60{ 
61     startmarqueetop=marqueetable.scrollTop; 
62     marqueetable.scrollTop+=1;     
63     if(startmarqueetop==marqueetable.scrollTop)
64     { 
65     marqueetable.scrollTop=10; 
66     marqueetable.scrollTop+=1;
67     } 
68} 
69} 
70</script>
71
72

后台代码
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11
12public partial class Controls_RollNews : System.Web.UI.UserControl
13{
14    private string _RollContent = "";
15    private int _Width = 158;
16    private int _SleepTime=1;
17    private int _RollTime = 50;
18    public string RollContent
19    {
20        get { return _RollContent; }
21        set { _RollContent = value; }
22    }
23    public int Width
24    {
25        get { return _Width; }
26        set { _Width = value; }
27    }
28    public int SleepTime
29    {
30        get { return _SleepTime; }
31        set { _SleepTime = value; }
32    }
33    public int RollTime
34    {
35        get { return _RollTime; }
36        set { _RollTime = value; }
37    }
38    protected void Page_Load(object sender, EventArgs e)
39    {
40
41    }
42}
43

调用：

<%@ Register Src="~/Controls/RollNews.ascx" TagName="RollNews" TagPrefix="ucRollNews" %>

<ucRollNews:RollNews ID="RollNews" runat="server" />

RollNews.RollContent = "古道西风长城外，夕阳西下漫山红。昨日相思今日忆，梦里几回换真心。共语情歌绕人肠，诗对切切费思量。几许真情言难诉，唯有真心驿动中。<br>";