// JavaScript Document
var xmlHttp

function showbooktopic(str)
{ 
xmlHttp=GetXmlHttpObject6()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
} 

document.getElementById("loadingindicatorBT").style.display='inline'; 
var url="/apps/include/getbooksubject.php"
url=url+"?category="+str
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged6 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function stateChanged6() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById("loadingindicatorBT").style.display='none';
document.getElementById("bookcatlist").innerHTML=xmlHttp.responseText 
} 
} 

function GetXmlHttpObject6()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}