On hover the button will have a smooth transition to the hover colour, then fade out on mouse out.

Using an object as a simple switch.

Very useful snippet to link elements together.

Rather that using $(element).trigger('click'), check to see if execute has come from an element rather than directly.

Useful bit of CSS to vertically centre a navigation. Good for Pagination.

Useful snippet i found on a forum, use it to check to see if a user is old enough to submit a form.

Simple illustration of structuring your JavaScript and minimising your use of global vars.

An example taken from JavaScript: The good parts showing how to catch an exception.

Simple plugin to demonstrate how the 'this' keyword is used. Plugin also allows chaining via the 'return'

Handy little snippet i found in 'jquery enlightenment' for caching certain selected files. Could be useful for larger files later on in a site.

Example in 'jQuery enlightenment'

Simple way to jump smoothly down the page without the use of a plugin.

Example given in the book jQuery Enlightenment.

Create your own custom selectors in jQuery and manipulate as usual.

Very simple example of pulling in a JSON feed from Yahoo pipes using jQuery.

A way to time how long it takes to get through a certain block of code. Good way to measure performance on the page.

You could also use the built in logging functions in firebug. Not sure how they would tally up in a test.

Quick little clientside script to pick out every 3rd image and add a class of last to it.

I needed this because the images were layed out in 3 columns, adding a margin to the right hand side would leave a large gap on the right hand side which i didn't want. This now allows me to remove the margin for the last image.