function validateEvents(fname, lname, phone, email){
	if (fname.value =="" || fname.value == null){
		alert("Please enter your first name.");
		fname.focus();
		return false;
	}
	else if (lname.value =="" || lname.value == null){
		alert("Please enter your last name.");
		lname.focus();
		return false;
	}
	else if (phone.value =="" || phone.value == null){
		alert("Please enter your phone number.");
		phone.focus();
		return false;
	} 
	else if (email.value =="" || email.value == null){
		alert("Please enter your email address.");
		email.focus();
		return false;
	}
	else if (!echeck(email.value)){
		alert("Please enter a valid email address.");
		email.focus();
		return false;
	}
	else{
		return true;
	}
}