在网页中有时候看到几幅图片从左边滚到右边，那是怎么搞的啊？

代码是多少

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<tr>

<td bgcolor="#FFFFFF">1</td>

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<tr>

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<tr>

<td bgcolor="#FFFFFF">3</td>

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<tr>

<td bgcolor="#FFFFFF">5</td>

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<td bgcolor="#FFFFFF">6</td>

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<td bgcolor="#FFFFFF">7</td>

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<td bgcolor="#FFFFFF">8</td>

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<tr>

<td bgcolor="#FFFFFF">17</td>

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<tr>

<td bgcolor="#FFFFFF">18</td>

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<tr>

<td bgcolor="#FFFFFF">19</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">20</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">21</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">22</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">23</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">24</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">25</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">26</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">27</td>

</tr>

<tr>

<td bgcolor="#FFFFFF">28</td>

</tr>

</table>

</div>

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marque(320,196,"icefable1","box1left")

var scrollElem;

var stopscroll;

var stoptime;

var preTop;

var leftElem;

var currentTop;

var marqueesHeight;

function marque(width,height,marqueName,marqueCName){

try{

marqueesHeight = height;

stopscroll = false;

scrollElem = document.getElementById("adsfar");

with(scrollElem){

style.width = width;

style.height = marqueesHeight;

style.overflow = 'hidden';

noWrap = true;

}

scrollElem.onmouseover = new Function('stopscroll = true');

scrollElem.onmouseout = new Function('stopscroll = false');

preTop = 0;

currentTop = 0;

stoptime = 0;

leftElem = document.getElementById("adsfar");

scrollElem.appendChild(leftElem.cloneNode(true));

init_srolltext();

}catch(e) {}

}

function init_srolltext(){

scrollElem.scrollTop = 0;

setInterval('scrollUp()', 18);

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function scrollUp(){

if(stopscroll) return;

currentTop += 1;

if(currentTop == marqueesHeight+1) {

stoptime += 1;

currentTop -= 1;

if(stoptime == (marqueesHeight)*1) {//停顿时间

currentTop = 0;

stoptime = 0;

}

}else{

preTop = scrollElem.scrollTop;

scrollElem.scrollTop += 1;

if(preTop == scrollElem.scrollTop){

scrollElem.scrollTop = marqueesHeight;

scrollElem.scrollTop += 1;

}

}

}

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