function checkThis() {
	if (checkNotBlank('txtUsername')) {
		if (checkNotBlank('txtPwd'))  {
			if (checkNotBlank('txtMothRel')) {
				if (checkNotBlank('txtMothFName')) {
					if (checkNotBlank('txtMothSName')) {
						if (checkNotBlank('txtMothOcc')) {
							if ((checkIsNumeric('txtMothCell')) || (checkIsNumeric('txtMothTel'))) {
									return true;
							}
							else {
								alert("Please enter a valid cell phone or home phone number for "+document.getElementById('txtMothRel').value+".\nIt must be completely numeric.");
								return false;
							}
						}
						else {
							alert("Please enter a valid occupation for "+document.getElementById('txtMothRel').value+".");
							return false;
						}
					}
					else {
						alert("Please enter a valid surname for "+document.getElementById('txtMothRel').value+".");
						return false;
					}
				}
				else {
					alert("Please enter a valid first name for "+document.getElementById('txtMothRel').value+".");
					return false;
					}
			}
			else {
				alert("Please enter a valid relationship for Guardian 1.");
				return false;
			}
		}
		else {
			alert("Please enter a valid password.");
			return false;
		}
	}
	else {
		alert("Please enter a valid username.");
		return false;
	}
}

function checkNotBlank(v) {
	x = document.getElementById(v);
	if ((x.value == null) || (x.value == "")) {
		x.focus();
		return false;
	}
	else {
		return true;
	}
}

function checkIsNumeric(v) {
	x = document.getElementById(v);
	y = x.value;
	alert("Checking isNaN.... "+y);
	if ( (isNull(x.value)) || (x.value == "") ) {
		 //(isNaN(y)) ) {
		x.focus();
		return false;
	}
	else {
		alert("True?")
		return true;
	}
}

//txtFathRel
//txtFathFName
//txtFathOcc
//txtFathCell
//txtFathTel
//txtMothWkTel
//txtFathWkTel
//txtMothFax
//txtFathFax
//txtMothEmail
//txtFathEmail
//txtResAdd1
//txtPosAdd1
//txtResAdd2
//txtPosAdd2
//txtResAdd3
//txtPosAdd3
//txtResPCode
//txtPosPCode