var xmlHttpa

function show(st,ind,def)
{ 
xmlHttpa=GetXmlHttpObject();
if (xmlHttpa==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="return.php";
url=url+"?&q="+st;
url=url+"&in="+ind;
url=url+"&def="+def;
url=url+"&sid="+Math.random();
xmlHttpa.onreadystatechange=stateChangeda;
xmlHttpa.open("GET",url,true);
xmlHttpa.send(null);
}

function stateChangeda() 
{ 
if (xmlHttpa.readyState==4)
{ 
document.getElementById("resp").innerHTML=xmlHttpa.responseText; 
document.getElementById('delete').style.display="none";
}
}

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