function cycleStatus(product_id, group_id, test_id)
{
  var statusDiv = "status[" + product_id + "][" + group_id + "][" + test_id + "]";
  var cls = $(statusDiv).className;
  new Ajax.Request('../admin/edit_matrix_status_process.php' , {
      method: 'post' ,
      parameters: {prodId: product_id, testId: test_id, cssclass: cls} ,
      onSuccess: function(transport){
        var response = transport.responseText;
        $(statusDiv).setAttribute("className",response);
        $(statusDiv).setAttribute("class",response);
      }
    });
}

function updateStatistic(product_id, group_id) 
{
  var statisticDiv = "statistic[" + product_id + "][" + group_id + "]";
    new Ajax.Request('../admin/edit_matrix_status_process.php' , {
      method: 'post',
      parameters: {prodId: product_id, groupId: group_id},
      onSuccess: function(transport){
        var response = transport.responseText;
        $(statisticDiv).update(response);
      }
    });
;
}