function toggleReturnDate()
{
	retDateDiv = document.getElementById('return_date');
	retDateLabel = document.getElementById('return_date_title');
	oneWayOnlyCheckbox = document.getElementById('oneWayDirection');
	
	if ((retDateDiv != null) && (retDateLabel != null) && (oneWayOnlyCheckbox != null))
	{
		retDateDiv.style.display = (oneWayOnlyCheckbox.checked == true) ? 'none' : 'block';
		retDateLabel.style.display = (oneWayOnlyCheckbox.checked == true) ? 'none' : 'block';
	}
}

// run this after the page loads
addLoadEvent(toggleReturnDate);