var xmlHttp
function radio_button_checker()
{ 
xmlHttp=GetXmlHttpObject()

var str;
for (counter = 0; counter < radio_form.radio_button.length; counter++)
{
if (radio_form.radio_button[counter].checked) str = radio_form.radio_button[counter].value
}

if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="naz_sendval.php"
url=url+"?q="+str
xmlHttp.open("GET",url,true)
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.send(null)
}

function stateChanged() 
{ 
   if(xmlHttp.readyState==1){ // loading
   document.getElementById("poll").innerHTML = '<img src="contact_images/nazr.gif" width="16" height="16" align="absmiddle" />... لطفا کمی صبر کنید';  
  	}
    if(xmlHttp.readyState==4){ // page loaded
       if(xmlHttp.status == 200){ // if page found =OK
   			document.getElementById("poll").innerHTML = '';
   			window.open('http://iqna.ir/fa/poll.php','_blank','width=320,height=500');
       }
   }
}

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;
}