Tomat - install as a service for Windows
1. run cmd.exe as an administrator
2. go to the bin directory of Tomcat installation
3. execute "service.bat install 'name of service'" by default it will be 'Tomcat'
For configuration of running service, you can find details from the following URL
http://tomcat.apache.org/tomcat-7.0-doc/windows-service-howto.html?_sm_au_=i0VNv0QZq0tnW2Rl