Gets the rightmost substring, of the specified length, from a String object.

Method for get n random number's

A very simple script to generate random hexa colors.
just modify line 36 to generate more/less colors.

This shows how the computed style of each node differs from the computed style of its parent. The root element, which has no parent, is instead compared against the root of a blank HTML document.

* create a new bookmark called "compute styles" in your firefox toolbar. Place the snippet code in the location field of your "compute styles". click the compute styles bookmark, then click an element on the page with the crosshairs.

Generate a random number or string in PHP.

Convert an irregular name=value pair string into a formatted array.

A simple search array example.

This is a correct way to do login form auto-focus, checking to see if either username or password have focus already. This prevents someone from typing a username hitting TAB, then having JavaScript chime in, resetting focus to Username while user is typing in their password. In this case, the password is appended to the username which is in plaintext.

Change the case of an array.

A simple back button in JavaScript.