<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
.tablem .colored td, .tablem .colored{
background-color:#9999ff;
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(function() {
var html_orders = "", my_orders = [{id_order: 1},{id_order: 5},{id_order:12}]
$.each(my_orders, function() {
html_orders += '<tr class="colored">';
html_orders += '<td>'+this.id_order+'</td>';
html_orders += '</tr>';
});
$(".tablem tbody").append(html_orders)
});
</script>
</head>
<body>
<table class="tablem">
<tbody>
</tbody>
</table>
</body>
</html>