{footer_script}
var error = '{"Unable to check upgrades..."|@translate|@escape:"javascript"}<br><a href="admin.php?action=check_autoupdate">{"Click here to check upgrades now"|@translate|@escape:"javascript"}</a>';
var piwigo_upgrade = '{"A new version of Piwigo is available."|@translate|@escape:"javascript"}<br><a href="admin.php?page=plugin-autoupdate">{"Click here to upgrade automatically"|@translate|@escape:"javascript"}</a>';
var ext_upgrade = '{"Some upgrades are available for extensions"|@translate|@escape:"javascript"}<br><a href="admin.php?page=plugin-autoupdate-ext">{"Click here to see upgrades"|@translate|@escape:"javascript"}</a>';
var up_to_date = '{"Gallery and extensions are up to date"|@translate|@escape:"javascript"}';

{literal}
window.onload = function () {
  jQuery.ajax({
    type: 'GET',
    url: 'ws.php',
    dataType: 'json',
    data: { method: 'pwg.extensions.checkUpdates', format: 'json' },
    timeout: 10000,  // 10 sec timeout
    success: function (data) {
      if (data['stat'] == 'ok')
        jQuery('#autoupdate').html(eval(data['result']));
      else
        jQuery('#autoupdate').html(error);
    },
    error: function() {
     jQuery('#autoupdate').html(error);
    }
  });
}
{/literal}{/footer_script}
<p id="autoupdate"><img src="plugins/autoupdate/template/ajax-loader.gif"> &nbsp; {'Checking upgrades for gallery and plugins...'|@translate}</p>