var to = "hekaterina@bk.ru";
var subj = "Message from the site Cane Corso Club";
var txt = "<img style='border: 0px solid ; width: 28px; height: 37px;' alt='Send mail' title='Send mail' src='http://corsoclub.ru/css/images/mail.jpg'>";
document.write ("<a href='mailto:"+to+"?subject="+subj+"'>"+txt+"</a>");