// JavaScript Document

function validate(f) { 
	if (f.full_name.value =="") {
		alert("Full name is required.");
		f.full_name.focus();
	} else if (f.email.value =="") {
		alert("e-mail address is required.");
		f.email.focus();
	} else if (f.phone.value =="") {
		alert("Phone number is required.");
		f.phone.focus();
	} else if (f.address.value =="") {
		alert("Mailing address is required.");
		f.address.focus();
	} else {
		return true;
	}
	return false;


}