/** writeEmail: Writes an e-mail address as link */
function writeEmail(user, domain, cssclass) {
    buf = '<A HREF="mailto:'+user+'@'+domain+'"'
    if (cssclass) { buf += ' CLASS="'+cssclass+'"'; }
    buf += '>'+user+'@'+domain+'</A>'
    document.write(buf);
}


/** printPopup: Opens a popup in order to print its content */
function printPopup(popupurl) {
    var popup = window.open(popupurl, 'PRINTPOPUP', 'width=760,height=460');
    popup.focus();
}