function bookmarksite(title, url){
if (document.all)
window.external.AddFavorite(url, title);
else if (window.sidebar)
window.sidebar.addPanel(title, url, "")
}


function IsLeapYear(yrStr)
{
 var leapYear = false;
 var year = parseInt(yrStr, 10);
 if (year%4 == 0) 
  { 
	leapYear = true;
	if (year%100 == 0)
	 {
	  leapYear = false;
	  if (year%400 == 0)
	   {
	    leapYear = true;
		}
	  }
   }
  return leapYear;
 }


function getDaysInMonth(mthIdx, yrStr) 
{
 var maxDays = 31;
 if (mthIdx == 1)
	{
	 if (IsLeapYear(yrStr))
	   { 
	    maxDays = 29;
	   }
	 else
		{
		  maxDays = 28;
		}
     }
 if (mthIdx == 3 || mthIdx == 5 || mthIdx == 8 || mthIdx == 10)
	{
	 maxDays = 30;
	 }
 return maxDays;
}

function adjustDate(mthIdx, Dt, initDate)
{
var value = 0;

var today = new Date();
var theYear = parseInt(today.getYear(),10);

if (mthIdx < today.getMonth()) {
	theYear = (parseInt(today.getYear(),10) + 1);
}

if (theYear < 100) {
	theYear = "19" + theYear;
	}
else {
	if ((theYear - 100) < 10) {
		theYear = "0" + (theYear - 100);
		}
	else 
		{
		theYear = (theYear - 100) + "";
		}
	theYear = "20" + theYear
}

var numDays = getDaysInMonth(mthIdx, theYear);

 
// checks whether to initialize date or not.
if (initDate == 1) 
	{
	  if (numDays - Dt == 7)
		{
		document.resrvForm.doa_mm.options.selectedIndex = mthIdx;
	    document.resrvForm.doa_dd.options.selectedIndex = numDays - 1;
		document.resrvForm.dod_mm.options.selectedIndex = document.resrvForm.doa_mm.options.selectedIndex + 1;
	    document.resrvForm.dod_dd.options.selectedIndex =  7 - (numDays - Dt);
		}
		else if (numDays - Dt  < 7)
				{
				document.resrvForm.doa_mm.options.selectedIndex = mthIdx + 1;
				document.resrvForm.doa_dd.options.selectedIndex = 6 - (numDays - Dt);
				document.resrvForm.dod_mm.options.selectedIndex = document.resrvForm.doa_mm.options.selectedIndex;
				document.resrvForm.dod_dd.options.selectedIndex = 7 - (numDays - Dt);	
				}
		else
			{ 
			document.resrvForm.doa_mm.options.selectedIndex = mthIdx;
			document.resrvForm.doa_dd.options.selectedIndex = (Dt - 1) + 7
			document.resrvForm.dod_mm.options.selectedIndex = document.resrvForm.doa_mm.options.selectedIndex;
			document.resrvForm.dod_dd.options.selectedIndex = (Dt - 1) + 8;
			}
		}
else
	{		
	if (mthIdx == 1)
		{
		if (Dt.options.selectedIndex + 1 < numDays) 
			{
			return 0;
			}
		else
			{
			Dt.options.selectedIndex=numDays - 1;
			if (numDays == 29)
				{
				return 99;
				}
			else
				{
				return 1;
				}
			}
		}
	 if (Dt.options.selectedIndex + 1 < numDays)
		{
		value = 0;
		}
	 else
		{
		if (Dt.options.selectedIndex + 1 > numDays)
			{
			Dt.options.selectedIndex--;
			value = 3;
			}
		else
			{
			value = 2;
			}
		}
	 return value;
	}
}


function adjustDateAdv(mthIdx, Dt, initDate)
{
var value = 0;

var today = new Date();
var theYear = parseInt(today.getYear(),10);

if (mthIdx < today.getMonth()) {
	theYear = (parseInt(today.getYear(),10) + 1);
}

if (theYear < 100) {
	theYear = "19" + theYear;
	}
else {
	if ((theYear - 100) < 10) {
		theYear = "0" + (theYear - 100);
		}
	else 
		{
		theYear = (theYear - 100) + "";
		}
	theYear = "20" + theYear
}

var numDays = getDaysInMonth(mthIdx, theYear);

 
// checks whether to initialize date or not.
if (initDate == 1) 
	{
	  if (numDays - Dt == 7)
		{
		document.HotelSearch.doa_mm.options.selectedIndex = mthIdx;
	    document.HotelSearch.doa_dd.options.selectedIndex = numDays - 1;
		document.HotelSearch.dod_mm.options.selectedIndex = document.HotelSearch.doa_mm.options.selectedIndex + 1;
	    document.HotelSearch.dod_dd.options.selectedIndex =  7 - (numDays - Dt);
		}
		else if (numDays - Dt  < 7)
				{
				document.HotelSearch.doa_mm.options.selectedIndex = mthIdx + 1;
				document.HotelSearch.doa_dd.options.selectedIndex = 6 - (numDays - Dt);
				document.HotelSearch.dod_mm.options.selectedIndex = document.HotelSearch.doa_mm.options.selectedIndex;
				document.HotelSearch.dod_dd.options.selectedIndex = 7 - (numDays - Dt);	
				}
		else
			{ 
			document.HotelSearch.doa_mm.options.selectedIndex = mthIdx;
			document.HotelSearch.doa_dd.options.selectedIndex = (Dt - 1) + 7
			document.HotelSearch.dod_mm.options.selectedIndex = document.HotelSearch.doa_mm.options.selectedIndex;
			document.HotelSearch.dod_dd.options.selectedIndex = (Dt - 1) + 8;
			}
		}
else
	{		
	if (mthIdx == 1)
		{
		if (Dt.options.selectedIndex + 1 < numDays) 
			{
			return 0;
			}
		else
			{
			Dt.options.selectedIndex=numDays - 1;
			if (numDays == 29)
				{
				return 99;
				}
			else
				{
				return 1;
				}
			}
		}
	 if (Dt.options.selectedIndex + 1 < numDays)
		{
		value = 0;
		}
	 else
		{
		if (Dt.options.selectedIndex + 1 > numDays)
			{
			Dt.options.selectedIndex--;
			value = 3;
			}
		else
			{
			value = 2;
			}
		}
	 return value;
	}
}



function amadChange(inM, inD, outM, outD)
{
 var res = adjustDate(inM.options.selectedIndex, inD, 0);
 if (res != 0 )
	{
		outD.options.selectedIndex = 0;
		if (outM.options.selectedIndex == 11) {
			outM.options.selectedIndex = 0;
			}
		else {
			outM.options.selectedIndex = inM.options.selectedIndex + 1;
			}
		}
 else
	{
	outM.options.selectedIndex = inM.options.selectedIndex;
	outD.options.selectedIndex = inD.options.selectedIndex + 1;
	}
return;
}

function initDate()
{
	var today = new Date();
	var currMth = today.getMonth();
	var currDate = today.getDate();

	var mth = document.resrvForm.doa_dd.options.selectedIndex = currMth;
	var Dt = document.resrvForm.doa_dd.options.selectedIndex = currDate;
	adjustDate(mth, Dt, 1);
}

function initDateAdv()
{
	var today = new Date();
	var currMth = today.getMonth();
	var currDate = today.getDate();

	var mth = document.HotelSearch.doa_dd.options.selectedIndex = currMth;
	var Dt = document.HotelSearch.doa_dd.options.selectedIndex = currDate;
	adjustDateAdv(mth, Dt, 1);
}


function newWindow(curr)
{
currWindow = window.open(curr, 'CurrConverter', 'width=460,height=310');
currWindow.focus;
}