function validatePassengers(currentfield)
{
	var adults = $('adults');
	var children = $('children');
	var infants = $('infants');
	
	var cntPassengers = adults.get('value').toInt()+children.get('value').toInt()+infants.get('value').toInt();
	
	if(cntPassengers>4)
	{
		alert(MooTools.lang.get('lang','flightSearch_max_4_passengers'));
		resetFields(currentfield);
		return;
	}
	
	if(adults.get('value').toInt()<infants.get('value').toInt())
	{
		alert(MooTools.lang.get('lang','flightSearch_to_much_infants'));
		resetFields('infants');
		return;
	}
	
}

function resetFields(field)
{
	if(field=='adults')
		$(field).set('value',1);
	
	if(field=='children' || field=='infants')
		$(field).set('value',0);
	
}