var curDate = new Date();
var hEngine = 'http://www.hoteliers.com/osEngine.php?ID=';

function dInM(mon)
{ 
	if (mon == 2)
{
	Year = curDate.getFullYear();
	if(Math.round(Year/4) == Year/4)
{
	if(Math.round(Year/100) == Year/100)
{
	if(Math.round(Year/400) == Year/400)
	return 29;
	else return 28;
}
	else return 29;
}
	return 28;
}
	else if (mon == 4 || mon == 6 || mon == 9 || mon == 11)
{
	return 30;
}
	return 31;
}

function getNDay()
{
	theMonth = document.hcomForm.am.options.selectedIndex;
	theDay = parseInt(document.hcomForm.ad.options.selectedIndex);
	if (! theMonth == 0 && ! theDay == 0)
	{
	dInMonth = dInM(theMonth);
	if (theDay > dInMonth)
	{
		document.hcomForm.ad.options.selectedIndex = theDay = dInMonth;
	}
		newDay = theDay + 1;
		newMonth = theMonth;
	if (newDay > dInMonth)
	{
		newDay = 1;
		newMonth = theMonth + 1;

	if (newMonth > 12)
	{
		newMonth = 1;
	}
	}
		document.hcomForm.dd.selectedIndex = newDay;
		document.hcomForm.dm.selectedIndex = newMonth;
	}
}

function doCheckForm()
{
	
	el = document.getElementById('hoteliers');
	
	if (el)
	{
		el.innerHTML = '<iframe name="' + document.hcomForm.hTarget.value + '" src="" width="580" height="600" frameborder="0" >';
	}
	
	document.hcomForm.target = document.hcomForm.hTarget.value;
	document.hcomForm.action = 'http://www.hoteliers.com/osEngine.php?ID=' + document.hcomForm.hotelID.value + '&lang=' + document.hcomForm.language.value;
	document.hcomForm.submit();
}

function doCheckForm1()
{
	
	el = document.getElementById('hoteliers');
	
	if (el)
	{
		el.innerHTML = '<iframe name="' + document.hcomForm1.hTarget.value + '" src="" width="580" height="600" frameborder="0" >';
	}
	
	document.hcomForm1.target = document.hcomForm1.hTarget.value;
	document.hcomForm1.action = 'http://www.hoteliers.com/cwlpEngine.php?ID=1231&lang=' + document.hcomForm1.language.value;
	document.hcomForm1.submit();
}




function checkDDate()
{
	theMonth = document.hcomForm.dm.options.selectedIndex + 1;
	theDay = document.hcomForm.dd.options.selectedIndex + 1;
	dInMonth = dInM(theMonth); 
	
	if (theDay > dInMonth)
	{
		theDay = dInMonth;
		document.hcomForm.dd.options.selectedIndex = dInMonth - 1;
	}
}