function isFill(args) {
	for (var i=0; i<args.length; i++) {
		if (args[i].value == "") {
			return false;
		}
	}
	return true;
}

function isEMail(eMail) {
	var result = false;
	var eMails = eMail.split(',');
	var tmp;
	for (var i=0; i<eMails.length; i++) {
		if (eMails[i] != "") {
			tmp = eMails[i].split('@');
			if (tmp.length == 2) {
				tmp = tmp[1].split('.');
				if (tmp.length != 2) {
					return false;
				}
			} else {
				return false;
			}
			result = true;
		}
	}
	return result;
}