function isMailReady() {
	var passed = false;
	var form = document.getElementById('contact_form');
	
	if (form.firstname.value == "") {
	fixElement(form.firstname, "Please include first name.");
	}
	else if (form.lastname.value == "") {
	fixElement(form.lastname, "Please include last name.");
	}
	else if (form.phone.value == "") {
	fixElement(form.phone, "Please include telephone number.");
	}
	else if (form.email.value == "") {
	fixElement(form.email, "Please include a valid email address.");
	}
	else {
	form.info.value = "Browser Information: " + navigator.userAgent;
	passed = true;
	}
	
return passed;
}


function fixElement(element, message) {
	alert(message);
	element.focus();
	}