(JRE is the abbreviation of Java Runtime Environment. It is a collection of all necessary environments for running Java programs, including JVM standard implementations and Java core class libraries. Java Runtime Environment (including Java Plug in) is a Sun product, which includes two parts: Java Runtime Environment and Java Plug in. Java Runtime Environment (JRE) is a Java platform on which user programs can be run, tested and transmitted. It includes Java virtual machine, Java core class library and supporting files. It does not include development tools -- compilers, debuggers, and other tools. JRE requires auxiliary software -- JavaPlug in -- to run applet in browser.
jre-6u37-windows-i586.exe)