// JavaScript Document
function validateFieldNull(s) {
	var text = s;
	if (text != "")
		return true;
	else
		return false;
}

function validateComboNull(s) {
	var text = s;
	if (text != "not")
		return true;
	else
		return false;
}

function validateFieldNumber(s) {
	var text = s;
	if (isNaN(text) != true)
		return true;
	else
		return false;
}