var xmlHttp_do_login;

function do_login(){
	str = document.getElementById("map_address").value;
	if(!str)return;

	
xmlHttp_do_login=GetXmlHttpObject_do_login();
if (xmlHttp_do_login==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="http://www.oldstockcars.com/lincoln_illinois_62656/do_login.php";
url=url+"?q="+str;
url=url+"&sid="+Math.random();
xmlHttp_do_login.onreadystatechange=stateChanged_do_login;
xmlHttp_do_login.open("GET",url,true);
xmlHttp_do_login.send(null);
} 

function stateChanged_do_login() 
{ 
if (xmlHttp_do_login.readyState==4)
{ 

	alert(xmlHttp_do_login.responseText);
	if(xmlHttp_do_login.responseText == "Your now logged in!"){
		location.href='http://www.oldstockcars.com/lincoln_illinois_62656/';
	}
}
}


function GetXmlHttpObject_do_login()
{
var xmlHttp_do_login=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp_do_login=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp_do_login=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp_do_login=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp_do_login;
}