var xmlHttp


function showListings(str)
{ 
	if(str !=""){
		xmlHttp=GetXmlHttpObject();
		if (xmlHttp==null)
		  {
		  alert ("Your browser does not support AJAX!");
		  return;
		  } 
		var url="listhomes.php";
		url=url+"?"+str;
		url=url+"&sid="+Math.random();
		//alert (url);
				document.getElementById("loading").style.display = 'block';
		xmlHttp.onreadystatechange=stateChanged;
		xmlHttp.open("GET",url,true);
		xmlHttp.send(null);
		
	}
}




function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		document.getElementById("resultcontent").innerHTML='';

		document.getElementById("resultcontent").innerHTML=xmlHttp.responseText;
		document.getElementById("loading").style.display = 'none';
		scroll(0,0);
	}
}

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;
}