function openLayer(id,img) {

      var adminImg = document.getElementById(img);
      var imgClass = adminImg.className;

      var divNode = document.getElementById(id);
      var tableNode = divNode.firstChild;
      var rows = tableNode.rows;

      var display = 'block';

      if (imgClass == "inactive") { 
        adminImg.src = '/images/icons/admin_active.gif';
        adminImg.className = "active";
        display = 'block';
      } else { 
        adminImg.src = '/images/icons/admin_inactive.gif';
        adminImg.className = "inactive";
        display = 'none';
      }

      for ( i = rows.length-1; i > 0; i-- ) {
        var cells = rows[i].cells;
        for ( j = cells.length-1; j >= 0; j-- ) { cells[j].firstChild.style.display = display; }
      }
    }