function RefreshCaptcha(item)
{ 
    var xhr; 
    var captchaimage='captchaimage';
    var captchacoded='captchacoded';
    var captchasound='captchasound';

    if (item){
	captchaimage=captchaimage+item;
        captchacoded=captchacoded+item;
        captchasound=captchasound+item;
    }

    try { xhr = new XMLHttpRequest(); }                 
    catch(e) 
    {    
      xhr = new ActiveXObject("Microsoft.XMLHTTP");
    } 
 
    xhr.onreadystatechange  = function()
    { 
         if(xhr.readyState  == 4)
         {
              if(xhr.status  == 200) {
                 document.getElementById(captchaimage).src="http://captchagen.cgiscripts4u.com/cgi-bin/captchagenexample.cgi?time="+(Math.random()*5)+"&image="  + xhr.responseText; 
                 document.getElementById(captchacoded).value=xhr.responseText;

    if (document.getElementById(captchasound)) {
	document.getElementById(captchasound).innerHTML="<EMBED src='http://captchagen.cgiscripts4u.com/waves/"  + xhr.responseText+".wav' height='20' width='180' autostart='false'></embed>";

}

    

		
		}
         }
	else {document.getElementById(captchaimage).src="/loading.gif"}
    }; 

   xhr.open('GET', "http://captchagen.cgiscripts4u.com/cgi-bin/captchagenexample.cgi?ajax=1",true); 
   xhr.send(null); 
}