If you are not fully utilizing the cascading feature of CSS, or you just need a quick brush up, then you need to review this article. These techniques will help you avoid duplication and make it easier to maintain your styles.

Password Exporter is an extension for Mozilla products that allows you to export and import your saved passwords and rejected sites from Password Manager. Your passwords will be exported to an XML file which you can then import on any computer. You can also encrypt the usernames and passwords from plain recognition.

Supported Applications: Mozilla Firefox 1.5 - 3.0a1, Mozilla Thunderbird 1.5 - 3.0a1, Flock, Songbird

FPDF:
FPDF is a PHP class which allows to generate PDF files with pure PHP, that is to say without using the PDFlib library. F from FPDF stands for Free: you may use it for any kind of usage and modify it to suit your needs. FPDF requires no extension (except zlib to activate compression) and works with PHP4 and PHP5.

FPDI:
FPDI extracts and imports single pages of existing documents into FPDF. The resulting PDF created by FPDF/FPDI is a completely new document. Please don't misunderstand: with FPDI you cannot edit a PDF.

Are you tired of Vista's Aero theme?
A patched uxtheme.dll gave you the freedom to use un-signed custom visual style in Windows XP but in Windows Vista you have to replace three dll files to use third party visual styles.
Those three files are uxtheme.dll, shsvcs.dll and themeui.dll

How to use:

1. Extract the file from the zip. double click the .reg file and accept the warning that pops up
2. Open My Computer/Windows Explorer; right click in any white space, in any folder, in any directory. You'll see the empty recycle bin option.