// JavaScript Document
function validEmail(passedValue) {
	invalidChars = " /:,;"
	if (passedValue.length == 0) { return false; }
	for (i=0; i<invalidChars.length; i++) {
		badChar = invalidChars.charAt(i)
		if (passedValue.indexOf(badChar,0) > -1) { return false; }
	}
	atPos = passedValue.indexOf("@",1)
	if (atPos == -1) {	return false;	}
	if (passedValue.indexOf("@",atPos+1) > -1) { return false; }
	periodPos = passedValue.indexOf(".",atPos)
	if (periodPos == -1) { return false; }
	if (periodPos+3 > passedValue.length) { return false;}
	return true;
}

function isEmpty(passedValue) {
	if(passedValue.length == 0) {return true;}
	if (passedValue == "") {return true;}
	return false;
}

function isBlank(passedVal) {
	for (i=0; i<passedVal.length; i++) {
		if (passedVal.charAt(i) != " ") {	return false; }
	}
	return true;
}