var http_request=false;
function sestavMe(f)
{
	   url='/lbr/ankety/anketa.php';
	   http_request = false;
	   parameters=getFormParams(f);
	   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;
	   }
	   
	   http_request.onreadystatechange = Anketa;
	   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);
	   return false;

}
function Anketa()
{
	if (http_request.readyState == 4) {
	      if (http_request.status == 200) {
	         //alert(http_request.responseText);
	         
	         myData = http_request.responseText;
	         document.getElementById("ankDiv").innerHTML = myData;  
	         drawChart();
		   } else {
	         alert(0);
	      }
	   }
}
function getFormParams(f)
{
var myInputs=f.getElementsByTagName("INPUT");
var params="";
for (i=0;i<myInputs.length;i++)
    {
		  
		   if(myInputs[i].name=="")continue;
		   if(myInputs[i].type=="radio" && myInputs[i].checked==false)continue;
		   if(params!="")params+="&";
		   params+=myInputs[i].name+"="+myInputs[i].value;
		}
return params;
}