function birth(element){
	var userIn = parseInt(element.value)
	var startDate = 1927;
	var endDate = 1984;
	if (userIn.value >= startDate && userIn.value <= endDate){
			return true;
			}else{ 
			alert("Please enter between " + startDate+" and "+endDate);
			element.focus();
			return false;
			}

}