Windows JDK 1.6 安装包，解压后直接双击安装，简单易用。
下面是Oracle官网对 Java 的介绍：Oracle Java is the #1 programming language and development platform. It reduces costs, shortens development timeframes, drives innovation, and improves application services. With millions of developers running more than 60 billion Java Virtual Machines worldwide, Java continues to be the development platform of choice for enterprises and developers.
