SendmailNewline
HTML
<a href="mailto:someone@example.com?subject=Hello%20again&body=HI%20%0AThis%20is%20a%20new%20line">Send mail</a>
<a href="mailto:someone@example.com?subject=Hello%20again&body=HI%20%0AThis%20is%20a%20new%20line">Send mail</a>