http://dean.edwards.name/packer/

It's strange... but when I searched for the js snippet for this functionality I either got out-of-date javascript snippets that don't work anywhere else except IE 5 (I guess) or strange monsters that allow to save current page anywhere except browser itself!

Here's the solution for the case when you want to create nice input hints when there's no focus in the input or on lose focus action.
Example:

Very useful for the cases when you don't want to reload the page and don't want to use ajax either.
Here's an example of how it works:

Hi everyone.
I've found one interesting javascript tool for adding reflections to images.
http://cow.neondragon.net/stuff/reflection/

It works really cool as for me. I'm not going to tell you a lot about it, just visit project's homepage for detailed examples and here are some previews of this script with my photos.

http://www.rsdn.ru/article/inet/jQuery.xml
Very useful link for those who know russian. Some kind of Beginners Guide for jQuery.

Quite big list of lightboxes - very glamour effects of showing photos in pop-up windows. I might use one of these later :)