function cond(v,s) {return (v?(s+v):"");}
function zmail(to, subj, body) {
        if (!to) to="eli";
        if (to.indexOf('@')<0) to+="@zioth.com";
        var url = "mailto:"+to+cond(subj,"?subject=")+cond(body,"&body=");
        window.open(url);
}