How to Generate Javadoc in Eclipse ?

What I need for generation javadoc in eclipse, maybe I must download some tools ? I press project / generate javadoc..and dialog say that I must enter Javadoc Command ? "Specify the Javadoc command"
[212 byte] By [Del2a] at [2007-11-26 22:49:56]
# 1
ANSWER: project / generate javadoc ; javadoc command = ... / jdk.1.x /bin/ javadoc.exe
Del2a at 2007-7-10 12:10:44 > top of Java-index,Developer Tools,Debugging and Profiling Tool APIs...