javascript實現走馬燈效果

<!-- 指向連結圖片的URL --><br /><div align="center" id="demo" style="overflow:hidden;height:500px;width:200px;border-width:1px 1px 1px 1px;border-style:dotted dotted dotted dotted;"><br /> <div id="demo1"><br /> <!-- 定義內容--><br /><table><br /><tr><br /> <img src="images/1.jpg" mce_src="images/1.jpg"><br /></tr><br /><tr align="center"><br />圖片一<br /></tr><br /><tr><br /> <img src="images/2.jpg" mce_src="images/2.jpg"><br /></tr><br /><tr align="center"><br />圖片二<br /></tr><br /><tr><br /> <img src="images/3.jpg" mce_src="images/3.jpg"><br /></tr><br /><tr align="center"><br />圖片三<br /></tr><br /><tr><br /> <img src="images/4.jpg" mce_src="images/4.jpg"><br /></tr><br /><tr align="center"><br />圖片四<br /></tr><br /><tr><br /> <img src="images/5.jpg" mce_src="images/5.jpg"><br /></tr><br /><tr align="center"><br />圖片五<br /></tr><br /></table></p><p> </div><br /> <div id="demo2"></div><br /></div><br /><mce:script language="javascript" type="text/javascript"><!--<br />var demo = document.getElementById("demo");<br />var demo1 = document.getElementById("demo1");<br />var demo2 = document.getElementById("demo2");<br />var speed=10; //數值越大捲動速度越慢<br />demo2.innerHTML = demo1.innerHTML;<br />demo.scrollTop = demo.scrollHeight;<br />function Marquee(){<br /> if(demo1.offsetTop-demo.scrollTop>=0)<br /> demo.scrollTop+=demo2.offsetHeight<br /> else{<br /> demo.scrollTop--<br /> }<br />}<br />var MyMar = setInterval(Marquee,speed);<br />demo.onmouseover = function(){clearInterval(MyMar)}<br />demo.onmouseout = function(){MyMar = setInterval(Marquee,speed)}<br />// --></mce:script><br />