javascript实现图片无缝向左滚动

 1.将以下代码保存为scrollLeft.html

2.将以下代码保存为scrollLeft1.js与上面的scrollLeft.html放在同一目录，即可。

Marquee();  var speed=65;//滚动速度，越小越快

demo2.innerHTML=demo1.innerHTML; 

function Marquee() {    

if(demo2.offsetWidth-demo.scrollLeft<=0) demo.scrollLeft-=demo1.offsetWidth   

else   {     

demo.scrollLeft++  

 }  

}  

var MyMar=setInterval(Marquee,speed)

 demo.onmouseover=function()  { 

 clearInterval(MyMar);

 }  

demo.onmouseout=function() 

 {   

MyMar=setInterval(Marquee,speed);

 }

点此打开javascript 无缝向左滚动演示地址

 

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