var xmlHttp
function searchItems()
{ 
 document.getElementById("results").innerHTML="<b>Searching...<b>"
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }

var url="searchitems.php"
url=url+"?q="+document.getElementById("searchinput").value;
url=url+"&ipp="+document.getElementById("ipp").value;
url=url+"&gradefrom="+document.getElementById("gradefrom").value;
url=url+"&gradeto="+document.getElementById("gradeto").value;
url=url+"&class="+document.getElementById("class").value;
url=url+"&subclass="+document.getElementById("subclass").value;
url=url+"&order="+document.getElementById("order").value;
url=url+"&dir="+document.getElementById("direction").value;
//url=url+"&defsearch="+document.getElementById("defsearch").value;
//document.getElementById("defsearch").value = 0;
if(document.getElementById("disi").checked == true)
{
	url=url+"&disi=true"
}
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}
function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
 document.getElementById("results").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;
}