JS continuous upward scrolling effect code

Source: Internet
Author: User
Tags setinterval

Continuous upward scrolling effect, presumably we have seen it, this article also for everyone to use JS to achieve the continuous upward scrolling effect, interested friends can refer to the

The code is as follows: <div Id=demo style=overflow:hidden;height:139;width:232;background: #f4f4f4; color: #ffffff ><div id= Demo1>< IMG src= "12460764743.jpg" ></div> <div id=demo2></div> </ Div> <script> var speed=50 demo2.innerhtml=demo1.innerhtml function Marquee () {if (Demo2.offsettop-demo.scrol ltop<=0) demo.scrolltop-=demo1.offsetheight else{demo.scrolltop++} var mymar=setinterval (Marquee,speed) Demo . Onmouseover=function () {clearinterval (MyMar)} demo.onmouseout=function () {Mymar=setinterval (Marquee,speed)} </ script> <p><a href= "http://www.jb51.net/jiaoben/" target= "_blank" > Script House </a></p>
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