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

function stateChanged()
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById('fname').value="";
document.getElementById('lname').value="";
document.getElementById('email').value="";
document.getElementById("txtResult").style.display="block";
document.getElementById("txtResult").innerHTML= "Please check your email to download Free e-Book.";
}
else {

}
}

function subscriptionData(url, qStr)
{
if (url.length==0)
{
document.getElementById("txtResult").innerHTML="";
return;
}
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request");
return;
}
url=url+"?"+qStr;
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true) ;
xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=ISO-8859-1");
xmlHttp.send(null);
}