Mailto - Creating Email Links on the Web
Make it Easy for Web Site Visitors to Email You
Find out how to use the mailto: HTML tag to get feedback from your web site via email.
Elements of a Mailto: URL
You can specify default Subjects, body text and more in email links. Here's how to specify a default for almost any message part of mail sent via a mailto: link.
How to Construct Mailto: URLs in a Foolproof Way
Mailto URL Encoder
The mailto URL encoder does the dirty work of composing perfect and perfectly encoded mailto: URLs (with default subject, body text, bcc and what not) for you.