Brian Chan's blog

$email_to = "johnsmith@somewhere.com";
$email_subject = "some email subject";
$email_body = "some long text, will need to escape this.";
//$email_body = urlencode($email_body);  // not this one, empty spaces will turn into +'s
$email_body = rawurlencode($email_body);  // this will encode correctly
$email_url = "mailto:$email_to?Subject=$email_subject&Body=$email_body";

$('#email_btn').click(function(){  // bind to the email btn
	window.location = "$email_url";
});