function dateChange()
{
	var comp = document.getElementById('checkin_month').value.split('_');
	var checkin_date = new Date(comp[1], parseInt(comp[0]) - 1, document.getElementById('checkin_day').value);
	var now = new Date(2008, 4, 11);
	//now = new Date(now.getFullYear(), now.getMonth(), now.getDate());

	if (checkin_date < now)
	{
		checkin_date = now;
		document.getElementById('checkin_day').selectedIndex = checkin_date.getDate() - 1;
	}
	
	calendar.setDate(checkin_date);
}

function calendarSelect(calendar, date)
{
	var comp = date.split(' ');
	
	document.getElementById('checkin_day').selectedIndex = parseInt(comp[0]) - 1;
	
	var checkin_month = document.getElementById('checkin_month');
	for (var i = 0; i < checkin_month.childNodes.length; i++)
	{
		if (checkin_month.options[i].value == parseInt(comp[1]) + '_' + comp[2])
		{
			break;
		}
	}
	checkin_month.selectedIndex = i;
	
	this.callCloseHandler();
}

function calendarHide()
{
	this.hide();
}

function calendarCheck(date)
{
	var now = new Date(2008, 4, 11);
	//now = new Date(now.getFullYear(), now.getMonth(), now.getDate());

	return (date < now);
}

function hotelDetailsLoad()
{
	document.getElementById('sh_calendar').onclick = function()
	{
		calendar.showAtElement(this, 'bR');
	}

	calendar = new Calendar(0, null, calendarSelect, calendarHide);
	calendar.setDateFormat('%e %m %Y');
	calendar.setDateStatusHandler(calendarCheck);
	calendar.create();
	
	document.getElementById('checkin_day').onchange = dateChange;
	document.getElementById('checkin_month').onchange = dateChange;
	
	dateChange();
	
	document.getElementById('search').onclick = function()
	{
		var frm_nights = document.getElementById('nights');
		
		if (!frm_nights.value.isInteger())
		{
			alert('Please enter the number of nights');
			frm_nights.focus();
			return false;
		}
		
		var room_selected = false;
		
		for (var i = 1; i <= 6; i++)
		{
			if (document.getElementById('no_rooms[' + i + ']'))
			{
				if (document.getElementById('no_rooms[' + i + ']').value != '')
				{
					room_selected = true;
					break;
				}
			}
		}
		
		if (!room_selected)
		{
			alert('Please select at least one room');
			return false;
		}
	}
}

function check_rooms_nr()
{
	frm = document.getElementById( 'f_search_hotel' );

	var room_selected = false;
	
	for (var i = 1; i <= 6; i++)
	{
		if (document.getElementById('no_rooms[' + i + ']'))
		{
			if (document.getElementById('no_rooms[' + i + ']').value != '')
			{
				room_selected = true;
				break;
			}
		}
	}
	
	if (!room_selected)
	{
		alert('Please select at least one room');
		return false;
	}
	
	s = document.getElementById( 'search' );
	
	frm.submit();
	
	
}

if (window.addEventListener)
{
	window.addEventListener('load', hotelDetailsLoad, false);
}
else
{
	window.attachEvent('onload', hotelDetailsLoad);
}