<html>
<head>
<title>Red laser bar loading progess demo</title>
<script src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script>
<script type='text/javascript'>
$({property: 0}).animate({property: 100}, {
duration: 3000,
step: function() {
var percentage = Math.round(this.property);
$('#progress').css('width', percentage+"%");
if(percentage == 100) {
$("#progress").addClass("done");//完成，隐藏进度条
}
}
});
</script>
<style type="text/css">
body{
margin:0;
}
#progress {
position:fixed;
height: 2px;
background:#b91f1f;
transition:opacity 500ms linear
}
#progress.done {
opacity:0
}
#progress span {
position:absolute;
height:2px;
-webkit-box-shadow:#b91f1f 1px 0 6px 1px;
-webkit-border-radius:100%;
opacity:1;
width:150px;
right:-10px;
-webkit-animation:pulse 2s ease-out 0s infinite;
}
@-webkit-keyframes pulse {
30% {
opacity:.6
}
60% {
opacity:0;
}
100% {
opacity:.6
}
}
</style>
</head>
<body>
<div id="progress">
<span></span>
</div>
</body>
</html>