Javascript Reference Index

1. Javascript Top Level Properties and Functions
2. Javascript Built-In Objects

String, Date, Array, Boolean, Math, Number,
Window, Navigation, Screen, History, Location

Note:
String, Date, Boolean, Number are just wrappers of the primitive values.

var myBool=new Boolean(value)
If the value parameter is omitted, or is 0, -0, null, "", false, undefined, or NaN, the object is set to

false. Otherwise it is set to true (even with the string "false")

var myD = new Date();
It holds the current date and time

3. HTML DOM Objects
4. HTML Events
HTML elements have actions. A event handler which provides the funcation of an action can be assigned to the element by their designated attributes.

For full reference:
http://www.w3schools.com/jsref/default.asp
javascript 1.3 new features:
http://www.webreference.com/js/column26/index.html