I am using Eclipse IDE for Java Developers Helios. I have mainly done desktop applications before but now I would like to learn about Servlets. I have installed Jet
Edit: As @nos has inferred, the OP was using "Eclipse IDE for Java Developers" and not "Eclipse IDE for Java EE Developers". The below is only relevant for the latter.
Assuming you created this as a Dynamic Web project in Eclipse, just
right-click on the
project name, > Export > WAR file
and fill in the details it asks for.
If you didnt create this as Dynamic Web Project, you can convert your static web project into one first