function checkFieldsNew() {


	if (document.getElementById("first_name").value == '') {

	alert('A first name is required.');

	document.getElementById("name").focus();

	 return false;	

	}
	if (document.getElementById("last_name").value == '') {

	alert('A last name is required.');

	document.getElementById("last_name").focus();

	 return false;	

	}
	if (document.getElementById("affiliation").value == '') {

	alert('An affiliation is required.');

	document.getElementById("affiliation").focus();

	 return false;	

	}
	
	if (document.getElementById("email").value == '') {

	alert('An email address is required.');

	document.getElementById("email").focus();

	 return false;	

	}
	
	
	return true;

}