function fetchData(url,dataRequested,objectID)
{
  if (dataRequested) var dataRequest = "dataRequest="+ dataRequested;
  var pageRequest = false;
  if (window.XMLHttpRequest) {
    pageRequest = new XMLHttpRequest();
  }
  else if (window.ActiveXObject){ 
    try {
      pageRequest = new ActiveXObject("Msxml2.XMLHTTP");
    } 
    catch (e) {
      try{
        pageRequest = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch (e){}
    }
  }
  else 
    return false;
    
  
  pageRequest.onreadystatechange=
  function() 
  {
    if (pageRequest.readyState == 4) 
    {
      if (pageRequest.status == 200) 
      {
         filterData(pageRequest,objectID);
       }
     }
  }
  
  if (dataRequested) 
  {    
    pageRequest.open('POST', url, true);
      pageRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
     pageRequest.send(dataRequest);
  }
  else 
  {
    pageRequest.open('GET', url, true);
    pageRequest.send(null);
  }
}