试图在jQuery中显示DIV

I have this java code:

我有这个java代码:

<script src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load("jquery", "1.2.6");

$("a#more").click(function() {

$("#info_box").show("blind", { direction: "vertical" }, 800);

});
</script>
<script