pdf pdf.worker
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">

iframe{
position: absolute;
left: 50%;
top:0;
width: 893px;
height: 100%;
margin-left: -446.5px;
z-index: 9;
}
</style>
<script src=”pdf.js” type=”text/javascript”></script>
<script type=”text/javascript”>
var state = “block”;
var pop = document.getElementById(“pop”);
pop.style.display = state;
</script>
</head>
<body>

<iframe src=”1.pdf” frameborder=”0″ id=”pdfContainer” name=”pdfContainer”></iframe>

</body>
</html>