function validateRequired(f, identifier) {
	if (f.value == "") {
		alert(identifier + " a required field!\n\nPlease fill in the information to continue.");
		f.focus()
		return false;
	} else {
		return true;
	}
}

function validateEmail(f, identifier){
  validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;
    if (f.value.search(validRegExp) == -1) 
   {
	alert(identifier + " a required field!\n\nPlease enter a valid Email Address to continue.");
	f.focus()
	return false;
    } 
    return true; 
}

function validateCheckBox(f, identifier) {
	if (f.checked == false)		
	{
	alert(identifier + " a required field!\n\nPlease check the box to continue.");
	return false;		
   	} else {		
   		return true;
	}
}