AvocadoAmber/AvocadoEdition_Light/theme/basic/main.php

<?php
include_once "./_common.php";
define('_MAIN_', true);
include_once __DIR__ . '/head.php';

add_stylesheet('<link rel="stylesheet" href="' . G5_THEME_CSS_URL . '/main.css">', 0);
$main_content = get_site_content('site_main');

if (!$main_content) {
  $logo = get_logo();
  $main_content = "";
  if ($logo)
    $main_content .= "<img src='{$logo}' alt='' />";
}
?>
<div id="main_body">
  <?php echo $main_content; ?>
</div>
<script>
  $(function () {
    window.onload = function () {
      $('#body').css('opacity', 1);
    };
  });
</script>
<?php
include_once __DIR__ . '/tail.php';