// JavaScript Document
function GetXmlHttpObject(handler)
{
    var objXMLHttp=null
    if (window.XMLHttpRequest)
    {
        objXMLHttp=new XMLHttpRequest()
    }
    else if (window.ActiveXObject)
    {
        objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
    }
    return objXMLHttp
}

function createReaderList()
{
    if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
    {
            document.getElementById("readerslijst").innerHTML= xmlHttp.responseText;
			
    }
    else {
            document.getElementById("readerslijst").innerHTML= "<img src='/js/loading.gif' align='center' title='Bezig met ophalen van readerslijst' border='0' alt='loading' />";
			//alert(xmlHttp.status);
    }
}

// Will populate data based on input
function readerData(url, qStr)
{
	if(document.getElementById('readerslijst') != null){
		
		if (url.length==0)
		{
			document.getElementById("readerslijst").innerHTML="";
			return;
		}
		xmlHttp=GetXmlHttpObject()
		if (xmlHttp==null)
		{
			alert ("Browser does not support HTTP Request");
			return;
		}
	
		url=url+"?"+qStr; 
		url=url+"&sid="+Math.random();
		xmlHttp.onreadystatechange=createReaderList;
		xmlHttp.open("GET",url,true) ;
		xmlHttp.send(null);
	}
}