1、下载JDK或JRE，推荐安装JDK，版本为Java SE Development Kit 6u24，下载地址为：
https://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_Developer-Site/en_US/-/USD/ViewFilteredProducts-SingleVariationTypeFilter
下载后文件名为：jdk-6u24-windows-i586.exe。
默认安装即可
2、下载 Eclipse Helios (3.6.2) Packages for windows http://www.eclipse.org/downloads/
Eclipse IDE for Java Developers, 99 MB Downloaded 41,435 Times Details
下载后文件名为：eclipse-java-helios-SR2-win32.zip
