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- #div1 {width:100px; height:150px; background:red; position:absolute; right:0;
- bottom:0;}
- Windows.onscroll = function() {
- var oDiv = document.getElementById('div1');
- var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
- oDiv.style.top = document.documentElement.clientHeight - oDiv.offsetHeight + scrollTop + 'px';
- }
- var timer = null;
- function startMove(iTarget) {
- var oDiv = document.getElementById('div1');
- clearInterval(timer);
- timer = setInterval(function() {
- var speed = {
- iTarget - oDiv.offsetTop
- }
- /8;
- speed=speed>0?Math.ceil(speed):Math.floor(speed);
- if(oDiv.offsetHeight==iTarget)
- {
- clearInterval(timer);
- }
- else
- {
- oDiv.style.Top=oDiv.offsetTop+speed+'px';
- }
- },30);
- }
- /
- style="height:2000px;">
- id="div1">
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