<body>
<div id="one" style="background:red;position:absolute;left:0;top:0;width:100px;height:100px;">我是广告</div>
<script>
var x=0;
var y=0;
var xs=10;
var ys=10;
var one=document.getElementById("one");
function move(){
x+=xs;
y+=ys;
if(x >= document.body.clientWidth-one.offsetWidth-20 || x <=0 ){
xs=-1*xs;
}
if(y >= document.body.clientHeight-one.offsetHeight-20 || y <=0){
ys=-1*ys;
}
one.style.left=x;
one.style.top=y;
}
var dt=setInterval("move()",100);
one.onmouseover=function(){
clearInterval(dt);
}
one.onmouseout=function(){
dt=setInterval("move()", 100);
}
</script>
</body>
时间： 2024-08-07 20:52:59