gistfile1.css

<style type="text/css">
/*<![CDATA[*/
#header-menu {
  margin-left:310px;
}
#header-menu a: {
  text-decoration: none;
}
#header-menu a {font-size:20px;
  color: bkack;
}
#header-menu a:hover {font-size:20px;
  color: green;
}

/*]]>*/
</style>


<script type="text/javascript">
//<![CDATA[
(function() {
function createHeaderMenu() {
  var div = document.createElement('div');
  div.id = 'header-menu';
  div.innerHTML = '<a href="#">深海魚<\/a> | <a href="#">カエル<\/a> | <a href="#">シュークリーム<\/a>';  var c = document.getElementById('wrapper');
  c.parentNode.insertBefore(div, c);
}
var observer = function() {
  setTimeout(function() {
    if (document.getElementById('wrapper'))
      createHeaderMenu();
    else
      observer();
  }, 100);
};
observer();
})();
//]]>
</script>