【anchor】
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js'></script>
<script type='text/javascript'>
$(window).load(function(){
$('.email_me a').html('<img src="http://www.w3cschool.cn/style/download.png">');
});
</script>
</head>
<body>
<div class="email_me">
<a href="mailto:info@mydomain.com">info@mydomain.com</a>
</div>
</body>
</html>
