主要是选自《Ext js 权威指南》描述的是Extjs4的版本
模板代码如下：（略有改动，原因是当前文件目录下放置了extjs的包）
>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="./extjs/resources/css/ext-all.css"/>
<script type="text/javascript" src="./extjs/bootstrap.js"></script>
<script type="text/javascript" src="./extjs/locale/Ext-lang-zh_CN.js"></script>
<style type="text/css">
</style>
</head>
<body>
<script type="text/javascript">
Ext.onReady(function() {
if (Ext.BLANK_IMAGE_URL.substr(0, 4) != "data") {
Ext.BLANK_IMAGE_URL = "./images/s.gif";
}
});
</script>
</body>
</html>