var subject = "?Subject=Le%20Mini%20Guide%20de%20Tourisme%20de%20Sorel";
var email1 = "webmaster";
var email2 = "vieux-sorel";
var email3 = "com";
var tag = "Webmaster";
document.write("<a href=" + "mail" + "to:" + email1 + "@" + email2 + "." + email3 + subject + ">" + tag + "</a>")