Java Path Setting :
create JAVA_HOME Variable :
Go to Control Panel -> System Security -> System -> Advance System Settings -> Environmental Variables
JAVA_HOME : D:\Java\jdk1.5.0_22
Path : add .;%JAVA_HOME%\bin
Test your settings : Test your settings by opening a new command prompt .
Start->Command-> in the command prompt 'type' 'java'. If it shows the 'Usage' and 'Options' you are go to go .
Classpath Setting :
Create "CLASSPATH" Variable
.;%PATH%;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar;
Test you Classpath Settings : Test your settings by opening a new command prompt .
Start->Command-> in the command prompt 'type' 'javac' . If it shows the 'Usage' and 'Options' you are go to go .