无法执行，附上代码 求指导。
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery动画特效</title>
</head>
<style>
div
{
position:relative;
width:80px;
height:80px;
border: solid 1px #ccc;
margin: 0px 8px;
background-color: Orange;
color:White;
vertical-align:middle
}
</style>
<body>
<div></div>
<br/><br/><br/><br/><br/><br/>
<input id="left" type="button" value="左移">
<input id="right" type="button" value="右移">
<script>
$(function(){
$("#left").bind("click",function(){
$("div").animate({
left:"-=100px"
},2000);
});
$("#right").bind("click",function(){
$("div").animate({
left:"+=100px"
},2000);
});
})
</script>
</body>
</html>
