var req3;

function loadXMLDoc3(url) {
    if (window.XMLHttpRequest) {
        req3 = new XMLHttpRequest();
        req3.onreadystatechange = processReqChange3;
        req3.open("GET", url, true);
		req3.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT");
        req3.send(null);
    } else if (window.ActiveXObject) {
        req3 = new ActiveXObject("Microsoft.XMLHTTP");
        if (req3) {
            req3.onreadystatechange = processReqChange3;
            req3.open("GET", url, true);
			req3.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT");
            req3.send();
        }
    }
}

function processReqChange3() {
    //document.form1.state.value = stat(req.readyState); 
    
    ab = window.setTimeout("req3.abort();", 250000);
    
    if (req3.readyState == 4) {
        clearTimeout(ab);
        
        //document.form1.statusnum.value = req.status; 
        //document.form1.status.value = req.statusText; 
        
        // only if "OK"
        if (req3.status == 200) {
            //document.form1.response.value=req.responseText;
			eval('document.getElementById("pogoda").innerHTML=req3.responseText');
			//eval('document.getElementById("response").style.display="none"');
			//eval('document.getElementById("response").innerHTML=req.responseText');
        } else {
            //alert("Не удалось получить данные:\n" + req.statusText);
        }
    }  
}

function stat(n)
{
  switch (n) {
    case 0:
      return "не инициализирован";
    break;
      
    case 1: 
      return "загрузка...";
    break;
    
    case 2: 
      return "загружено";
    break;
    
    case 3: 
      return "в процессе...";
    break;
      
    case 4: 
      return "готово";
    break;
    
    default:
      return "неизвестное состояние";  
  }  
}

function requestdata3(params)
{
   //document.write("./pages/"+sname+"-adm.php"+params);
   loadXMLDoc3("pogoda.php?"+params);
  
}