function madr(jmeno)
{
document.write ("<a class=\"mail\" href=\"mailto:" + jmeno + "@kerval.com\">" + jmeno + "@kerval.com</a>");
}

function madr1(jmeno, predmet)
{
document.write ("<a class=\"mail\" href=\"mailto:" + jmeno + "@kerval.com?Subject=" + predmet + "\">" + jmeno + "@kerval.com</a>");
}