Access web based java application on different systems?

Hi i have created a web based application using struts2,spring and ibatis. I am using Apache tomcat server to host it on my computer and using msql as datasource. I am able to use application on my computer browser. But the requirement is to make this web based application to be accessible on more than one system using the browser. Can you guys please guide me as how i can do that.As i am new to web based applications