function isBlank (InString) {
	if (InString==null) return (!false)
	return ( (InString.length!=0) ? (!true) : (!false) ) ;
}

function isValidPostalCode ( InString ) 
{
	postal = /^(([A-Z]||[a-z])[0-9]([A-Z]||[a-z])[0-9]([A-Z]||[a-z])[0-9])$/;
	return ( postal.test(InString) ? (true) : (false) ) ;
}