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<
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
>
#div1 {width:150px;height:200px;background:blue;left:-150px;top:100px;position:absolute;}
#div1 span{width:25px;height:50px;position:absolute;left:150px;top:75px;background:yellow;line-height:25x;}
</
style
>
<
script
>
window. ()
{
var oDiv=document.getElementById('div1');
oDiv. ()
{
startMove(0);
};
oDiv. ()
{
startMove(-150);
};
};
var timer=null;
function startMove(n1)
{
var oDiv=document.getElementById('div1');
clearInterval(timer);
timer=setInterval(function ()
{
var speed=0;
//判断变框所处位置相对于目标位置,从而赋值速度大小
if(oDiv.offsetLeft>n1)
{
speed=-10;
}
else
{
speed=10;
}
if(oDiv.offsetLeft==n1)
{
clearInterval(timer);
}
else
{
oDiv.style.left=oDiv.offsetLeft+speed+'px';
}
},30);
};
</
script
>
</
head
>
<
body
>
<
div
id
=
"div1"
>
<
span
>分享</
span
>
</
div
>
</
body
>
</
html
>
|
本文转自 水滴的历程 51CTO博客,原文链接:http://blog.51cto.com/12390959/1906638