// JavaScript Document
var xmlHttp

function MsgBox(page)
{
	alert(state+city);
}


function showResult(page)
{
//	alert("STATE:" + state);
//	alert("CITY:" + city);

	showAjax();
	xmlHttp=GetXmlHttpObject();

	if(xmlHttp==null)
	{
		alert("Your Browser does not support AJAX!"	);
		return;
	}
	
	var url="displaypage.php";
	url = url + "?disPage=" + page;
	url = url + "&sid=" + Math.random();
	
	//alert(url);
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET", url, true);
	xmlHttp.send(null);
}

function stateChanged()
{
	try
	{
		//alert("0=>" + xmlHttp.readyState);
		if(xmlHttp.readyState==4 || xmlHttp.readyState == 'complete')
		{
			var response = xmlHttp.responseText; 
			if (response.length > 0)
			{
				hideAjax();
				//alert("response length in xmlHttp.readystate");
				document.getElementById("txtCentre").innerHTML = response; 
				//alert("00" + response);
			} 
			//alert("in xmlHttp.readystate");
		}
	}
	catch(e)
	{}
}

function GetXmlHttpObject123()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}


function GetXmlHttpObject()
{
	try
	{
		xmlHttp = new XMLHttpRequest();
	}
	catch(e)
	{
		try
		{
			xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");	
		}
		catch(e)
		{
			xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");	
		}
	}
	//alert(xmlHttp);
	return xmlHttp;
	
}

function hideAll()
{ 
	//alert("Hide ajax div");
	if (document.getElementById) 
	{ // DOM3 = IE5, NS6 
		document.getElementById('ajaxPic').style.visibility = 'hidden'; 
		document.getElementById('txtCentre').style.visibility = 'hidden'; 		
	} 
} 

function hideAjax()
{ 
	//alert("Hide ajax show div");
	if (document.getElementById) 
	{ // DOM3 = IE5, NS6 
		document.getElementById('ajaxPic').style.visibility = 'hidden'; 
		document.getElementById('txtCentre').style.visibility = 'visible'; 		
	} 
} 

function showAjax() 
{ 
	//alert("show ajax div");
	if (document.getElementById) 
	{ 
		//alert("show2");
		// DOM3 = IE5, NS6 
		document.getElementById("txtCentre").style.visibility = 'hidden'; 
		document.getElementById("ajaxPic").style.visibility = 'visible'; 
		//alert("Show after");
	} 
	//alert("Show");
}