$directoryUrl = "$bizouRootUrl/index.php".dirname($simpleImagePath);
+$firefox = strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== false;
+
header('Content-Type: text/html; charset=utf-8');
header('Expires: '.gmdate('D, d M Y H:i:s \G\M\T', time() + 3600));
?>
}
</style>
-<?php if ($nextImageUrl !== '') { ?>
- <?php if (strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== false) { ?>
+<?php if ($nextImageUrl !== '' and $firefox) { ?>
<link rel="prefetch" href="<?php echo $nextImageUrl ?>" />
<link rel="prefetch" href="<?php echo $nextPageUrl ?>" />
-
- <?php } else { ?>
-<script type="text/javascript">
-window.onload = function() {
- var im = new Image();
- im.src = '<?php echo $nextImageUrl ?>';
- var req = new XMLHttpRequest();
- req.open('GET', '<?php echo $nextPageUrl ?>', false);
- req.send(null);
-};
-</script>
- <?php } ?>
<?php } ?>
</head>
</div>
<?php } ?>
-<script language="javascript">
+<script type="text/javascript">
+
+<?php if ($nextImageUrl !== '' and ! $firefox) { ?>
+window.onload = function() { // for browsers not supporting link rel=prefetch
+ var im = new Image();
+ im.src = '<?php echo $nextImageUrl ?>';
+ var req = new XMLHttpRequest();
+ req.open('GET', '<?php echo $nextPageUrl ?>', false);
+ req.send(null);
+};
+<?php } ?>
+
// keyboard navigation
function keyup(e)
{