var xmlHttp;
var opt1;
var tdid;

function expand_cat(ind,opt)
{ 
//	alert(ind, opt);
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	if(ind==0)
	{
		alert("Please select categoty from list");
		return;
	}		
//	tdid="div"+ (opt);
    tdid="select";
	opt1=opt;
	///alert(ind);
	var url="../javascripts/detail.php?cat="+ind;

	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
    
	xmlHttp.send(null);
}


function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
	//alert(tdid);
	//alert(xmlHttp.responseText);
	document.getElementById(tdid).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;
}