// JavaScript Interface Form Validation Functions

  function validatePeopleEntry() {
  
    if (document.form1.People.value == '') {
	  alert('Please enter a person\'s name');
	  document.form1.People.focus();
	  return false;
	}
	
	return true;
  }

  function validateDepartmentEntry() {
  
    if (document.form2.Dept.value == '') {
	  alert('Please enter department name');
	  document.form2.Dept.focus();
	  return false;
	}
	
	return true;
  }
  
  function validateAddressEntry() {
  
    if (document.form2.Address.value == '') {
	  alert('Please enter building address search criteria');
	  document.form2.Address.focus();
	  return false;
	}
	
	return true;
  }