Common parts of html headers, to be branded and customised per site.
--- /dev/null
+<!DOCTYPE html>
+<html lang="nl">
+<head>
+ <meta charset="utf-8">
+ <meta name="viewport" content="width=device-width">
+ <!--[if lt IE 9]><script src="https://cdnjs.cloudflare.com/ajax/libs/html5shiv/3.7.3/html5shiv.min.js"></script><![endif]-->
+<?php if (!empty($Place['image'])) { ?>
+ <meta property="og:image" content="<?= htmlspecialchars($Place['image']) ?>" />
+<?php } ?>
+</head>
+<body>