This tutorial contains code and discussion from the upcoming book Secrets of the JavaScript Ninja by John Resig.

Learning Advanced JavaScript

1) Our Goal
2) Defining Functions
3) Named Functions
4) Functions as Objects
5) Context
6) Instantiation
7) Flexible Arguments
8) Closures
9) Temporary Scope
10) Function Prototypes
11) Instance Type
12) Inheritance
13) Built-in Prototypes
14) Enforcing Function Context
15) Bonus: Function Length