Open attachments in new tab script Sharepoint

<script language="javascript" type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.8.1/jquery.min.js"></script>  
<script language="javascript" type="text/javascript">
$(document).ready(function(){
        $("table#idAttachmentsTable a").attr('onclick', '').click(function (event) {
            event.preventDefault();
            var url=$(this).attr('href');
            window.open(url, '_blank');
        });
    });
</script>