var xmlHttp

function ValSearch(){
		if (document.frmSearch.lstArea.value=="-1") {
			alert("You must choose an area of technology from the dropdown.")
			document.frmSearch.lstArea.focus()
			return false
			}
		if (document.frmSearch.txtSearch.value=="") {
			alert("You must either choose or enter text to search for.")
			document.frmSearch.txtSearch.focus()
			return false
			}
		}

function showStrings(str)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="getstrings.asp";
url=url+"?a="+str;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("txtHint").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;
}