我那错了？求指教。
小灰不坏
2015-06-17 22:17
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style>
body,div{margin:0;padding:0;}
#div1{width:200px;height:200px;background:red;filter:alpha(opacity:30);
opacity:0.3;}
</style>
<script>
window.onload = function(){
var oDiv = document.getElementById('div1');
oDiv.onmousemover = function(){
startMove(100);
}
oDiv.onmouseout = function(){
startMove(30);
}
}
var timer = null;
var alpha = 30;
function startMove(iTarget){
var oDiv=document.getElementById('div1');
clearInterval(timer);
timer = setInterval(function(){
var speed = 0;
if(alpha > iTarget){
speed = -10;
}
else{
speed = 10;
}
if(alpha == iTarget){
clearInterval(timer);
}
else{
alpha+=speed;
oDiv.style.filter='alpha(opacity:'+alpha+')';
oDiv.style.opacity = alpha/100;
}
},30)
}
</script>
</head>
<body>
<div id="div1"></div>
</body>
</html>
1回答
-
- lymo
- 2015-06-17 23:11:42
oDiv.onmousemover //mouseover打错了
JS动画效果
113923 学习 · 1443 问题
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