// JavaScript Document
var xmlHttp // xmlHttp variable

function GetXmlHttpObject() {
    var objXMLHttp = null;

    if( window.XMLHttpRequest )
    {
        try
        {
            objXMLHttp = new XMLHttpRequest();
        }
        catch( e )
        {
            objXMLHttp = false;
        }
    }
    else if( window.createRequest )
    {
        try
        {
            objXMLHttp = new window.createRequest();
        }
        catch( e )
        {
            objXMLHttp = false;
        }
    }
    else if( window.ActiveXObject )
    {
        try
        {
            objXMLHttp = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch( e )
        {
            try
            {
                objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch( e )
            {
                objXMLHttp = false;
            }
        }
    }

    return objXMLHttp;
	
	var ids1;
	var ids2;
}
function get_city(x,ids){
ids1=ids;
document.getElementById(ids1).style.display = "none";
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null){
alert ("Browser does not support HTTP Request")
return;
}

var url="get_city.php?id="+x;
xmlHttp.onreadystatechange = response;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);

function response()
 {
	if (xmlHttp.readyState == 4)
	 {
		 //alert(xmlHttp.responseText);
	document.getElementById(ids1).style.display = "block";
	document.getElementById(ids1).innerHTML = xmlHttp.responseText;
	}
	else
	{
	document.getElementById(ids1).style.display = "block";
	document.getElementById(ids1).innerHTML  ="<img src ='images/loading.gif' >";
	}
}
}

function get_user(x){
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null){
alert ("Browser does not support HTTP Request")
return
}

var url="get_user.php?id="+x;
xmlHttp.onreadystatechange = response;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);

function response()
 {
	if (xmlHttp.readyState == 4)
	 {
		var res=xmlHttp.responseText; 
		//alert(res);
		if(res>0)
		{
		alert("User Name Is Already Exist Please Enter Another Name");
		document.getElementById('uname').value = "";
		document.getElementById("label_uname").style.color = "#FF0000";
		document.getElementById('uname').focus();
		}
		else
		{
			document.getElementById("label_uname").style.color = "#000000";
		}
	 }
	
}
}

function search_city(x,ids1){
ids2=ids1;
document.getElementById(ids2).style.display = "none";
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null){
alert ("Browser does not support HTTP Request")
return;
}

var url="search_city.php?id="+x;
xmlHttp.onreadystatechange = response;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);

function response()
 {
	if (xmlHttp.readyState == 4)
	 {
		 //alert(xmlHttp.responseText);
	document.getElementById(ids2).style.display = "block";
	document.getElementById(ids2).innerHTML = xmlHttp.responseText;
	}
	else
	{
	document.getElementById(ids2).style.display = "block";
	document.getElementById(ids2).innerHTML  ="<div align ='center'><img src ='images/loading.gif' ></div>";
	}
}
}