Struts tiles definition
An Introduction to Struts Tile
In the last section of Struts Tile – Developing an application with Struts Tiles, we introduced you to Tiles and its use with Struts.
Now with the help of this tutorial, you will learn about Struts Tiles Definition, defining and the use of plugin definition in the tiles-defs.xml.
So without going into deep I will ask you to read this tutorial for creating your own Struts Tile definition.
http://www.roseindia.net/software-tutorials/detail/6159