It’s a known fact that posting your email address on your website is bound to get you loads of Spam. And unless you are interested in amazing free gifts, Nigerian treasures or *ahem* larger stuff, it’s a big nuisance. But you do want to post your email address on your website don’t you? And you do want to get emails from people who won’t take pains to change the [at] to @ from your cleverly concealed email address. Well, there is a solution. Read ahead to find out. http://woikr.com/howto/post-an-email-address-on-your-website-without-the-fear-of-spam
Hi you could always use an email obfuscator as at the below link, obviously replace x´s with t´s hxxp://www.albionresearch.com/misc/obfuscator.php
Actually spamming bot reads the code and they look for mailto: and gets whatever afterward. Its a good tip to make it a image but still if you link it to mailto: then its still available for spam bots.
Although not ideal I've used javascript to mask things with great success. http://www.html-advisor.com/javascript/hide-email-with-javascript-jquery/ I've also used hex values. Take a look at this page. It offers many ways of doing it. http://csarven.ca/hiding-email-addresses
Bots will look for @ symbols, and mailto to identify email addresses. Don't go for hex values. If you want a clickable link, Javascript is the only real choice.