function anketaCallback() {
	    // check whether everything is fine.
	    if (req.readyState == 4) {
	        if (req.status == 200){
	            // display profphreak's response.
	            var res = document.getElementById("anketa");
	            res.innerHTML = req.responseText;
				//alert(req.responseText);
	        }
	    } else {
		    //alert(req.readyState );
	    }
	}
	hlasuj = function(a,m) {
    	req = getXMLHttpRequestObj();
	    if(!req)  {
		    document.location.href="ankety.php?an="+a+"&hl="+m;
    	} else {
	    	req.open("POST", "ankety.php", true);
    		req.onreadystatechange = anketaCallback;
    		
    		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=windows-1250");
   			req.send("aw="+anketaWidth+"&an="+a+"&hl="+m);
    	}
	}