var w='daryaftkon(req2.responseText)';

function setAndExecute2(divId, innerHTML){
var div = self.parent.document.getElementById(divId);

div.innerHTML = innerHTML;
var x = div.getElementsByTagName("script");
for(var i=0;i<x.length;i++) {
eval(x[i].text);
}
}

function DoCallback2(url,data) { 
  // branch for native XMLHttpRequest object 
  if (window.XMLHttpRequest) { 
    req2 = new XMLHttpRequest(); 
    req2.onreadystatechange = processReqChange2; 
    req2.open('POST', url, true); 
    req2.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); 
    req2.send(data); 
    // branch for IE/Windows ActiveX version 
 } 
  else if (window.ActiveXObject) { 
    req2 = new ActiveXObject('Microsoft.XMLHTTP');
     if (req2) { 
      req2.onreadystatechange = processReqChange2; 
      req2.open('POST',url, true); 
      req2.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); 
    	 req2.send(data); 
    } 
  } 
  
}


function processReqChange2() {
// only if req shows 'loaded' 
   if (req2.readyState == 4) { 
 
    // only if 'OK' 
     if (req2.status == 200) { 
		   eval(w);
       
    } else { 
      alert('error in captcha'); 
          } 
	   	 
  }  
} // JavaScript Document
function daryaftkon(info){
setAndExecute2('captcha_img','<div style="width:130px; height:25px;">'+info+'</div>');
document.getElementById('captcha_img').style.display='none';
document.getElementById('captcha_img').innerHTML ='<div style="width:130px; height:25px;">'+info+'</div>';
var obj=document.getElementById('captcha_img');
$(obj).slideDown(500);
}
//----------------------------------------------------
function show_img(url,data){
document.getElementById('captcha').value='';
document.getElementById('captcha').readOnly = false;;
var obj=document.getElementById('captcha_img');
document.getElementById('captcha_img').innerHTML ='<div style=\"width:130px; height:25px;\"><center><img src="js_lib/loading_img.gif" alt="" title=""  /></center></div>';
DoCallback2(url,data);
}