function showPanel(pID, panelName, totalItems)
{
  
  for (var i = 0; i <= totalItems; i++)
  {
    if (document.getElementById(panelName + i) != null)
        document.getElementById(panelName + i).style.display = 'none';
  }
   
    if (document.getElementById(panelName + pID))
    {
        document.getElementById(panelName + pID).style.display = '';
        document.getElementById("counter" + panelName).innerHTML = pID + 1;
    }

}