if u r using unix u can write a make file "Makefile"
or else use zip utilities to package it as .ear and drop it in the deploy directory
Basically the steps are to download ant and learn how to use it. In all seriousness it only takes about 10-20mins to learn and will then save you countless hours of deployment time.
Almost all the IDEs - Eclipse, IDEA , Netbeans support Ant. So it will also be easy to use from inside your dev environment.
You can also use the R2Tech project from Sourceforge, under Antclipse.
It allows you to select individual tasks in your Ant file and is integrated with Eclipse.