基于jQuery加入购物车飞入动画特效

<div id="main">
<div class="demo">
<div class="box">
<img src="images/lg.jpg" width="180" height="180">
<h4>
¥<span>3499.00</span></h4>
<p>
LG 49LF5400-CA 49寸IPS硬屏富贵招财铜钱设计</p>
<a href="#" class="button orange addcar">加入购物车</a>
</div>
<div class="box">
<img src="images/hs.jpg" width="180" height="180">
<h4>
¥<span>3799.00</span></h4>
<p>
Hisense/海信 LED50T1A 海信电视官方旗舰店</p>
<a href="#" class="button orange addcar">加入购物车</a>
</div>
<div class="box">
<img src="images/cw.jpg" width="180" height="180">
<h4>
¥<span>¥3999.00</span></h4>
<p>
Skyworth/创维 50E8EUS 8核4Kj极清酷开系统智能液晶电视</p>
<a href="#" class="button orange addcar">加入购物车</a>
</div>
<div class="box">
<img src="images/ls.jpg" width="180" height="180">
<h4>
¥<span>6969.00</span></h4>
<p>
乐视TV Letv X60S 4核1080P高清3D安卓智能超级电视</p>
<a href="#" class="button orange addcar">加入购物车</a>
</div>
</div>
</div>
<div class="m-sidebar">
<div class="cart">
<i id="end"></i><span>购物车</span>
</div>
</div>
<div id="msg">
已成功加入购物车！</div>
</div>

.demo
{
width: 820px;
margin: 60px auto 10px auto;
}

.m-sidebar
{
position: fixed;
top: 0;
right: 0;
background: #000;
z-index: 2000;
width: 35px;
height: 100%;
font-size: 12px;
color: #fff;
}
.cart
{
color: #fff;
text-align: center;
line-height: 20px;
padding: 200px 0 0 0px;
}
.cart span
{
display: block;
width: 20px;
margin: 0 auto;
}
.cart i
{
width: 35px;
height: 35px;
display: block;
background: url(car.png) no-repeat;
}
#msg
{
position: fixed;
top: 300px;
right: 35px;
z-index: 10000;
width: 1px;
height: 52px;
line-height: 52px;
font-size: 20px;
text-align: center;
color: #fff;
background: #360;
display: none;
}

.box
{
float: left;
width: 198px;
height: 320px;
margin-left: 5px;
border: 1px solid #e0e0e0;
text-align: center;
}
.box p
{
line-height: 20px;
padding: 4px 4px 10px 4px;
text-align: left;
}
.box:hover
{
border: 1px solid #f90;
}
.box h4
{
line-height: 32px;
font-size: 14px;
color: #f30;
font-weight: 500;
}
.box h4 span
{
font-size: 20px;
}
.u-flyer
{
display: block;
width: 50px;
height: 50px;
border-radius: 50px;
position: fixed;
z-index: 9999;
}

.button
{
display: inline-block;
outline: none;
cursor: pointer;
text-align: center;
text-decoration: none;
font: 16px/100% 'Microsoft yahei' ,Arial, Helvetica, sans-serif;
padding: .5em 2em .55em;
text-shadow: 0 1px 1px rgba(0,0,0,.3);
-webkit-border-radius: .5em;
-moz-border-radius: .5em;
border-radius: .5em;
-webkit-box-shadow: 0 1px 2px rgba(0,0,0,.2);
-moz-box-shadow: 0 1px 2px rgba(0,0,0,.2);
box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.button:hover
{
text-decoration: none;
}
.button:active
{
position: relative;
top: 1px;
}
/* orange */
.orange
{
color: #fef4e9;
border: solid 1px #da7c0c;
background: #f78d1d;
background: -webkit-gradient(linear, left top, left bottom, from(#faa51a), to(#f47a20));
background: -moz-linear-gradient(top,  #faa51a,  #f47a20);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#faa51a', endColorstr='#f47a20');
}
.orange:hover
{
background: #f47c20;
background: -webkit-gradient(linear, left top, left bottom, from(#f88e11), to(#f06015));
background: -moz-linear-gradient(top,  #f88e11,  #f06015);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#f88e11', endColorstr='#f06015');
}
.orange:active
{
color: #fcd3a5;
background: -webkit-gradient(linear, left top, left bottom, from(#f47a20), to(#faa51a));
background: -moz-linear-gradient(top,  #f47a20,  #faa51a);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#f47a20', endColorstr='#faa51a');
}

$(function () {
var offset = $("#end").offset();
$(".addcar").click(function (event) {
var addcar = $(this);
var img = addcar.parent().find('img').attr('src');
var flyer = $('<img class="u-flyer" src="' + img + '">');
flyer.fly({
start: {
left: event.pageX,
top: event.pageY
},
end: {
left: offset.left + 10,
top: offset.top + 10,
width: 0,
height: 0
},
onEnd: function () {
$("#msg").show().animate({ width: '250px' }, 200).fadeOut(1000);
addcar.css("cursor", "default").removeClass('orange').unbind('click');
this.destory();
}
});
});

});