var xmlHttp;
var typ=1;

function checkCardNoPass(cardNo,pin,lng,msg)
{   
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
 { 
 alert ("Browser does not support HTTP Request");
 return;
 }
if(cardNo.length!=0&&pin.length!=0&&lng.length!=0) {
			var url="./lib/checkCardNoPass.php";
			url=url+"?cardNo="+cardNo+"&pin="+pin+"&lng="+lng;
			url=url+"&sid="+Math.random();
			xmlHttp.onreadystatechange=stateChanged;
			xmlHttp.open("GET",url,true);
			xmlHttp.send(null);
			typ=0;
			return true;
	}
	else
	{
		document.getElementById("checkCardNoPass").innerHTML="<font color=red size=2><b>"+msg+"</b></font>"; 
		typ=1;
		return false;
	}
}


function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 {  
	if(xmlHttp.responseText=="connect")
	{	
		document.login.submit();
		
	}
	else {
		document.getElementById("checkCardNoPass").innerHTML=xmlHttp.responseText; 
	}
 }

}


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;
}