This is what I use to configure Java environment variables.

For users using command lines, you need to configure environment variables. This step is not required for users using eclipse or JBuilder!
1. Right-click my computer and select Properties
 
2. Select [advanced] and then select the [environment variable] below.
 
3. In the system variables at the bottom, find the java_home variable. If no, click [new].

In the displayed dialog box, write the variable name java_home. In the variable value, enter c: \ Program Files \ Java \ jdk1.6.0 _ 04.
 
4. click [OK] to find the path environment variable, [edit], and add c: \ Program Files \ Java \ jdk1.6.0 _ 04 \ bin at the end. Remember, don't forget the semicolon at the beginning
 
5. Click [OK] To Find The classpath environment variable. If not, click [new] And enter classpath in the variable name,

Enter c: \ Program Files \ Java \ jdk1.6.0 _ 04 \ Lib \ DT in the variable value. jar; C: \ Program Files \ Java \ jdk1.6.0 _ 04 \ Lib \ tools. jar ;. the last point ". "Be sure to write
 
6. Click [OK].

 

 

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