How to set CATALINA_HOME variable in windows 7?

Setting the JAVA_HOME, CATALINA_HOME Environment Variable on Windows

One can do using command prompt:

1. set JAVA_HOME=C:\ "top level directory of your java install"
2. set CATALINA_HOME=C:\ "top level directory of your Tomcat install"
3. set PATH=%PATH%;%JAVA_HOME%\bin;%CATALINA_HOME%\bin

OR you can do the same:

1. Go to system properties
2. Go to environment variables and add a new variable with the name JAVA_HOME and provide variable value as C:\ "top level directory of your java install"
3. Go to environment variables and add a new variable with the name CATALINA_HOME and provide variable value as C:\ "top level directory of your Tomcat install"
4. In path variable add a new variable value as ;%CATALINA_HOME%\bin;