SPAM Evasion
Spammers sift through webpages looking for e-mail addresses. These sift
programs can often be evaded by URL-form-encoding the e-mail address that
you put into the webpage.
The JavaScript FORM above will encode your e-mail address for you.
Type in your current e-mail address and hit the "Encode" button,
select the result, and paste it into your webpage. In other words,
if your current webpage contains:
Note: This encoding trick works in all browsers I know of
Mailto format
The mailto URL contains only the e-mail address according to the official
spec.
Some browsers support additional fields
after the address. For example, <a href="mailto:john@example.com?subject=Syzzygy">
creates an address that when clicked on will not only launch an e-mail box but will
also automatically fill in the Subject: field. This was supported by the original
Mosaic and adopted by Netscape. However, Microsoft didn't support it until MSIE v5.
Other mailto Encoders
Other sites that do this are:
Could be a social engineering hack in order to collect your e-mail for spam,
though I haven't gotten spam from the e-mail addresses I submitted. [more]