Link: PushButton Engine Flash Games API

PushButton Engine Flash Games API
# Introduction
Summary of the engine, license and credits, and changes broken down by major version.
# Getting Started
How to get going with the engine. Where files are located. Information about the PushButton Manager.
# Components
How to write and use components.
# XML Level Format
How our level files are laid out; details on the serialization system.
# Resource Manager
How to load and use images, XML, sounds, and add your own resource types.
# Style Guide
How code ought to be written.