Epoch Date Conversion
HTML
<script src="http://stevenlevithan.com/assets/misc/date.format.js"></script>
JavaScript
var dateVal ="/Date(1342709595000)/";
var date = new Date( parseFloat( dateVal.substr(6 )));
document.write(
(date.getMonth() + 1) + "/" +
date.getDate() + "/" +
date.getFullYear() + " " +
date.getHours() + ":" +
date.getMinutes() + ":" +
date.getSeconds()
);