function rc2MaxLengthKeyPress(field, maxLength, evt) {
	var keyCode = evt.which;

	if (keyCode == null) {
		keyCode = evt.keyCode;
	}

	if (keyCode > 31 && keyCode < 127) {
		if (field.value.length > maxLength) {
			return false;
		}
	}
}

function rc2MaxLengthChange(field, maxLength) {
	if (field.value.length > maxLength) {
		field.value = field.value.substring(0, maxLength);
	}
}