var xmlHttpTopStories
var area

function showPreview(str,place)
{ 
xmlHttpTopStories=GetXmlHttpObject()
if (xmlHttpTopStories==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }

area = place
var url="getpreview.php"
url=url+"?q="+str
url=url+"&a="+area
url=url+"&sid="+Math.random()
xmlHttpTopStories.onreadystatechange=stateChangedTS
xmlHttpTopStories.open("GET",url,true)
xmlHttpTopStories.send(null)
}

function stateChangedTS() 
{ 
if (xmlHttpTopStories.readyState==4 || xmlHttpTopStories.readyState=="complete")
 { 
	document.getElementById("previewArea"+area).innerHTML=xmlHttpTopStories.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;
}