var http_request = false;
   function makePOSTRequest(url, parameters, whattodo) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      if(whattodo=='re'){
      http_request.onreadystatechange = window.location.reload();
	}else{
      http_request.onreadystatechange = maillist_alertContents;
	}
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

   function maillist_alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('maillist_log').innerHTML = result;            
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function maillist_get() {
      var poststr = "maillist_email=" + encodeURI( document.getElementById("maillist_email").value ) +
                    "&maillist_name=" + encodeURI( document.getElementById("maillist_name").value );
      makePOSTRequest('/maillist/add_maillist.php', poststr,1);
   }
   function vote_get() {
	var radio_value='';
	var radio_values=document.getElementsByName('select_ans');
	for (var i=0; i < radio_values.length; i++)
    if (radio_values[i].checked) radio_value=radio_values[i].value;
	if (radio_value!=''){
      var poststr = "vote=1&select_ans=" + encodeURIComponent(radio_value)+"&ip_address="+encodeURIComponent(document.getElementById('ip_address').value)+"&vote_num="+encodeURIComponent(document.getElementById('vote_num').value);
      makePOSTRequest('/vote/planeta_auto/vote.php', poststr,'re');
	}
   }
	function maillist_show_hide()
	{
		if(document.getElementById('maillist_form').style.display=='none')
		{
			document.getElementById('maillist_form').style.display='block';
		}else{
			document.getElementById('maillist_log').innerHTML='';
			document.getElementById('maillist_form').style.display='none';
		}
	}