var xmlHttp
function showPType(str)
{ 
if(str=="")
return;
xmlHttp=GetXmlHttpObject();

if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="ajax1.php";
url=url+"?q="+str;
//url=url+"?cm="+cm;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function showPType11(str)
{ 
if(str=="")
return;
xmlHttp=GetXmlHttpObject();

if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="ajax11.php";
url=url+"?q="+str;
//url=url+"?cm="+cm;
xmlHttp.onreadystatechange=stateChanged22;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function showPType1(str)
{ 
if(str=="")
return;
xmlHttp=GetXmlHttpObject();

if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="ajax2.php";
url=url+"?p_cat="+str;
//url=url+"?cm="+cm;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 

if (xmlHttp.readyState==4)
{ 
//x.close();
//document.f.cty.style.visibility="hidden";
document.getElementById("p_type").innerHTML=xmlHttp.responseText;
	if(document.getElementById("p_cat").value=='Residential')
	{
		document.getElementById('adddtl').style.display="block";
	}
	else
	{
		document.getElementById('adddtl').style.display="none";
	}
}
}
function stateChanged22() 
{ 

if (xmlHttp.readyState==4)
{ 
//x.close();
//document.f.cty.style.visibility="hidden";
document.getElementById("p_type11").innerHTML=xmlHttp.responseText;

}
}
function stateChanged11() 
{ 

if (xmlHttp.readyState==4)
{ 
//document.f.state.style.visibility="hidden";
document.getElementById("subcat_name").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;
}