/**
 * write mail address
 */
function write_mail_addr() {
	var args    = arguments;
	var account = args[0];
	var address = account+"@"+args[1];
	for (var i = 2; i < args.length; i++) {
		address += "."+args[i];
	}
	document.write('<a href="mail'+'to'+':'+address+'">'+address+'</a>');
}