Css/API/jQuery - Sample Code
width(val)
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script src="/jquery/js/jquery.js"></script>
<script>
$(document).ready(function(){
$("div").one('click', function () {
$(this).width(30)
.css({cursor:"auto", "background-color":"blue"});
});
});
</script>
<style>
div { width:70px; height:50px; float:left; margin:5px;
background:red; cursor:pointer; }
</style>
</head>
<body>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
</body>
</html>
[実行結果]