Paul Sweatte

Here’s a collection of articles about applying mathematical formulas to calculate and display motion using Actionscript algorithms:

Actionscript Calculation Speed Optimizations

Practical Uses of Actionscript Math Functions

Animation Theory

Simple Actionscript Math

Actionscript Elliptical Animations

Trigonometry Based 2D Orbit Calculation

Trigonometry Based 3D Orbit Calculation

Actionscript 3D Calculations

Actionscript Linear Algebra Functions

Actionscript Pythagorean Theory

Actionscript Particle Effects

Pendulum Calculation

Random Motion Calculations

Actionscript Trigonometry Basics

Actionscript Trigonometry Examples

Actionscript Shooter Game

Here’s a list of links on writing animation functions in Javascript for various design goals:

Lateral Movement Animation

Navigation Menu Animation

Bouncing Ball Animation

Slideshow Animation

Dynamic FPS Animation

Easing Animation

Curving Animation

Color Animation

Opacity Animation

Yellow Fade Animation

Here’s a definitive collection of reference points for developers using any version of Actionscript who are interested in the evolution from the classic syntax to current syntax for the purpose of fully understanding the language and choosing your preferred programming style.

Actionscript 1.0 API Reference

Actionscript 1 Object Oriented Programming

Actionscript 1 Global Objects

Actionscript 1 vs Actionscript 2 Overview

Porting Actionscript 1 to Actionscript 2

Actionscript 2 Language Reference

Migrating from Actionscript 1 to Actionscript 2

Actionscript 2 Event Handlers

Reverting Actionscript 3 to Actionscript 2

Actionscript 3 Display List DOM

Actionscript 3 Event Handlers

Actionscript Coding Guidelines

Actionscript Code Organization

Actionscript MVC

Here’s a few pages which go over the differences in Javascript support between the major browsers:

Migrating Javascript from IE to Firefox

Core Javascript Differences between Browsers

Javascript Engine Reference

Here’s a great group of articles on using core Javascript features that are often misunderstood or overlooked:

9 Javascript Optimization Tips

9 Javascript Debugging Gotchas

Metaprogramming in Javascript

Javascript Metaprogramming Presentation

Here’s a collection of pages which track browser support for CSS and offer quick confirmation of browser specific bugs and missing features:

CSS Property Browser Support Chart

CSS1 Tests

CSS2 Tests

CSS2.1 Tests

Browser Test Services

Here’s a few examples of using Javascript to create image reflections without the need of a web or desktop application like Photoshop or Flash:

Javascript Image Reflection Demo

Reflection JS Library Function

Here’s an excellent collection of articles on how to create animated objects using any version of Actionscript:

Actionscript 1.0 Analog Clock Tutorial

Writing Actionscript 1.0 Animation Functions

Scripting Animation with Actionscript 2

Basic Animation via ActionScript 2

Actionscript 2 Animation Primer

Actionscript 2 Programmatic Tweening

Programming Animations in Actionscript 3

Actionscript 3 Animation Differences

Actionscript 3 Animation Packages

Converting Timeline Animation to Actionscript 3 Code

Here’s a few articles describing Jscript specific guidelines for developing advanced Javascript applications:

Jscript Inheritance

Jscript Functions

Jscript Caching

Jscript Closures and Interfaces

Here’s a few articles with quick tips on managing dynamic functionality in Javascript:

Javascript Garbage Collection

Javascript Cross Browser Event Handling

Javascript Animation