// JavaScript Document
//var test=2;
var xmlHttp
function GetXmlHttpObject()
{
var xmlHttp=null;
	try
	  {
		  // Firefox, Opera 8.0+, Safari
	 	 xmlHttp=new XMLHttpRequest();
	  }
	catch (e)
	  {
	  // Internet Explorer
		  try
		   {
			    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		   }
		  catch (e)
		   {
		   	 xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		   }	
	  }
return xmlHttp;
}


function total_nights(a,b)
{ 
var arrival = a;
var departure = b;
//alert(arrival);
//alert(departure);

xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="no_of_nights.php";
url=url+"?arrival="+arrival;
url=url+"&departure="+departure;
url=url+"&id="+Math.random();

//alert(url);
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}
function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
//		alert('nights');
		document.getElementById("str_num_nights").innerHTML=xmlHttp.responseText;
		return true;
	}
}


///=================================
//  No Of Persons allowed
//==================================
function no_persons(a)
{ 
var no_of_persons = a;
//alert(no_of_persons);
//alert(arrival);
//alert(departure);

xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url2="no_of_persons.php";
url2=url2+"?no_of_persons="+no_of_persons;
url2=url2+"&id="+Math.random();

xmlHttp.onreadystatechange=stateChanged2;
xmlHttp.open("GET",url2,true);
xmlHttp.send(null);
}
function stateChanged2() 
{ 
	if (xmlHttp.readyState==4)
	{ 	
//		alert(xmlHttp.responseText);
			document.getElementById("error_persons").innerHTML=xmlHttp.responseText;
			return true;
		
	}
}

///=================================
//  Check Apartment Availabilty 
//==================================
function availabilty_date(a,b,c)
{ 
var Apartment_Id = a;
var arrival = b;
var departure = c;

xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url3="check_date.php";
url3=url3+"?Apartment_Id="+Apartment_Id;
url3=url3+"&arrival="+arrival;
url3=url3+"&departure="+departure;
url3=url3+"&id="+Math.random();
//alert(url3);
xmlHttp.onreadystatechange=stateChanged3;
xmlHttp.open("GET",url3,true);
xmlHttp.send(null);
}
function stateChanged3() 
{ 
	if (xmlHttp.readyState==4)
	{ 	
		//test=xmlHttp.responseText;
		if (xmlHttp.responseText!=0)
		{
			document.getElementById("date_details").innerHTML=xmlHttp.responseText;
			return false;
		}
		document.frm1.submit();
	}
}




function check_names()
{
	var m1 = document.frm;
	var len = m1.elements.length;
	total = 0;
	for (var i=0 ; i < len ; i++)
	{
		var e = m1.elements[i];
		
		if (e.name=="text[]")
		{
			if (!isNaN(e.value))
			{
			return false;
			}
		}
	}
	
}