function displayErrors(msg, fieldtofocus) {
	var errmsg = "";
	for (var i=0; i < msg.length; i++) {
		errmsg += "- " + msg[i] + "\n";
	}
	
	alert('The following errors were found:\n\n' + errmsg);
	if (fieldtofocus) {
		fieldtofocus.focus();
	}
}