function showPostings( IDARTICLE, activator, selid )
 {
          var req = new JsHttpRequest();
          req.onreadystatechange = function() {
              if(req.readyState == 4) {
                document.getElementById('postsInNews').innerHTML = req.responseText;
              }
          }

          req.open('POST', '/ajax/postings.php', true);
          req.send( { IDARTICLE: IDARTICLE, activator: activator, selid: selid } );
 }