function compatCheck(form) {
// SUB form
	if (form.LONGOB.value.length < 1 || form.LONGOB.value.length>3) {
		alert("Invalid Longitude Entered");
		form.LONGOB.focus();
		form.LONGOB.select();
		return false;
	}
	if (form.TZOB.value < 1 || form.TZOB.value>12) {
		alert("Invalid Time Zone Entered");
		form.TZOB.focus();
		form.TZOB.select();
		return false;
	}
	if (form.YEAROB.value < 1900 || form.YEAROB.value>2050) {
		alert("Invalid Birth Year Entered");
		form.YEAROB.focus();
		form.YEAROB.select();
		return false;
	}
	if (form.DAYOB.value < 1 || form.DAYOB.value>31) {
		alert("Invalid Birth Day Entered");
		form.DAYOB.focus();
		form.DAYOB.select();
		return false;
	}
	if (form.HOUROB.value < 0 || form.HOUROB.value>23) {
		alert("Invalid Birth Hour Entered");
		form.HOUROB.focus();
		form.HOUROB.select();
		return false;
	}
	if (form.MINUTEOB.value < 0 || form.MINUTEOB.value>59) {
		alert("Invalid Birth Minute Entered");
		form.MINUTEOB.focus();
		form.MINUTEOB.select();
		return false;
	}
// Comp Form
	if (form.COMPLONGOB.value.length < 1 || form.COMPLONGOB.value.length>3) {
		alert("Invalid Longitude Entered");
		form.COMPLONGOB.focus();
		form.COMPLONGOB.select();
		return false;
	}
	if (form.COMPTZOB.value < 1 || form.COMPTZOB.value>12) {
		alert("Invalid Time Zone Entered");
		form.COMPTZOB.focus();
		form.COMPTZOB.select();
		return false;
	}
	if (form.COMPYEAROB.value < 1900 || form.COMPYEAROB.value>2050) {
		alert("Invalid Birth Year Entered");
		form.COMPYEAROB.focus();
		form.COMPYEAROB.select();
		return false;
	}
	if (form.COMPDAYOB.value < 1 || form.COMPDAYOB.value>31) {
		alert("Invalid Birth Day Entered");
		form.COMPDAYOB.focus();
		form.COMPDAYOB.select();
		return false;
	}
	if (form.COMPHOUROB.value < 0 || form.COMPHOUROB.value>23) {
		alert("Invalid Birth Hour Entered");
		form.COMPHOUROB.focus();
		form.COMPHOUROB.select();
		return false;
	}
	if (form.COMPMINUTEOB.value < 0 || form.COMPMINUTEOB.value>59 || form.COMPMINUTEOB.value=='') {
		alert("Invalid Birth Minute Entered");
		form.COMPMINUTEOB.focus();
		form.COMPMINUTEOB.select();
		return false;
	}
	return true;
}