Image reflections with javascript

http://www.digitalia.be/software/reflectionjs-for-mootools

Ajax login form (PHP & Javascript)

http://joeabiraad.com/ajax/ajax-login-form-php-javascript/89

Css Bar-Graphs

http://applestooranges.com/blog/post/css-for-bar-graphs/?id=55

Dynamically loading pages into a DIV using AJAX

http://www.dhtmlgoodies.com/index.html?whichScript=ajax_dynamicArticles

Customisation of checkboxes and radio buttons

http://www.flog.co.nz/lab/ARC/ARC.htm

Integrate Google Calendar in your website (PHP & AJAX)

http://ajax.phpmagazine.net/2006/04/howto_integrate_google_calenda.html

Save Desktop Icon Position (Another piece of software to do this)

I recently referred to DesktopOK
http://pojomcbooty.blogspot.com/2008/03/save-desktop-icon-position.html

But here's another great piece of software (portable) that can save and retrieve your desktop icon positions
http://www.docs.kr/entry/Products-Shock-Desktop-en

COOLEST GADGET EVER!!!!!

Words can not describe!
http://www.nikkor2d2.com/