【css_attribute】
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.6.4.js'></script>
<style type='text/css'>
#foo {
display: none;
}
</style>
<script type='text/javascript'>
$(window).load(function(){
var foo = document.getElementById('foo');
var $output = $("#output");
$output.text(getComputedStyle(foo).display);
});
</script>
</head>
<body>
<div id="foo">Foo Bar</div>
<h2 id="output"></h2>
</body>
</html>
