function Inint_AJAX() {
try { return new ActiveXObject("Msxml2.XMLHTTP");  } catch(e) {} //IE
try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {} //IE
try { return new XMLHttpRequest();          } catch(e) {} //Native Javascript
alert("XMLHttpRequest not supported");
return null;
};


function doajaxsearch(url, src) {
var req = Inint_AJAX();
//document.getElementById(src).innerHTML = "";
req.onreadystatechange = function () {
 if (req.readyState==4) {
      if (req.status==200) {
      		if (src!=null){
           document.getElementById(src).innerHTML=req.responseText; //return value
           }
      }
 }
};
req.open("GET", url); //make connection	
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=iso-8859-1"); // set Header
req.send(null); //send value
}

function dogoogle(url,src){
	
	var amount = document.getElementById('amount').value;
	if (amount>0){
	url = url + '&amount=' + amount;
	doajaxsearch(url,src);
	}
	else {
	document.getElementById(src).innerHTML="Please Enter an Amount, then click Credit Card";
	}
}