event.dataTransfer.clearData(dataTypes[i]);}
  say('items.length (dragstart) : ' + ((event.dataTransfer.items.length < l)?'PASS':'FAIL'));}
function dragElement(event)
  {for(var i = 0; i != dataTypes.length; i++)
    {event.dataTransfer.setData(dataTypes[i], 'FAIL');
    if(event.dataTransfer.getData(dataTypes[i]))
      {say('getData(' + dataTypes[i] + ') : FAIL (data store should not be readable during drag)')}
    }
  if(event.dataTransfer.items.length > l)
    {say('items.length (dragover) : FAIL' + ev