function popUp(ID, type, windowWidth, windowHeight)
{
  var top = (screen.availHeight-windowHeight)/2;
  var left = (screen.availWidth-windowWidth)/2;
  var viewerPage = "popup.php?type=" + type + "&id=" + ID;
  var windowName = ID;
  var parameters = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width="+windowWidth+",height="+windowHeight+",top="+top+",left="+left;
  window.open(viewerPage, windowName, parameters);
}

function confirmDelete(message, target)
{
  check = confirm(message);
  if(check == true)
  {
    document.location.href = target;
  }
}

function setPointer(theRow, theAction, theDefaultColor, thePointerColor, theMarkColor)
{
  var theCells = null;

  if ((thePointerColor == '' && theMarkColor == '') || typeof(theRow.style) == 'undefined')
  {
    return false;
  }
  if (typeof(document.getElementsByTagName) != 'undefined')
  {
    theCells = theRow.getElementsByTagName('td');
  }
  else if (typeof(theRow.cells) != 'undefined')
  {
    theCells = theRow.cells;
  }
  else
  {
    return false;
  }

  var rowCellsCnt  = theCells.length;
  var domDetect    = null;
  var currentColor = null;
  var newColor     = null;
  if (typeof(window.opera) == 'undefined' && typeof(theCells[0].getAttribute) != 'undefined')
  {
    currentColor = theCells[0].getAttribute('bgcolor');
    domDetect    = true;
  }
  else
  {
    currentColor = theCells[0].style.backgroundColor;
    domDetect    = false;
  }

  if (currentColor == '' || currentColor.toLowerCase() == theDefaultColor.toLowerCase())
  {
    if (theAction == 'over' && thePointerColor != '')
    {
      newColor = thePointerColor;
    }
    else if (theAction == 'click' && theMarkColor != '')
    {
      newColor = theMarkColor;
    }
  }
  else if (currentColor.toLowerCase() == thePointerColor.toLowerCase())
  {
    if (theAction == 'out')
    {
      newColor = theDefaultColor;
    }
    else if (theAction == 'click' && theMarkColor != '')
    {
      newColor = theMarkColor;
    }
  }
  else if (currentColor.toLowerCase() == theMarkColor.toLowerCase())
  {
    if (theAction == 'click')
    {
      newColor = (thePointerColor != '') ? thePointerColor : theDefaultColor;
    }
  }

  if (newColor)
  {
    var c = null;
    if (domDetect)
    {
      for (c = 0; c < rowCellsCnt; c++)
      {
        theCells[c].setAttribute('bgcolor', newColor, 0);
      }
    }
    else
    {
      for (c = 0; c < rowCellsCnt; c++)
      {
        theCells[c].style.backgroundColor = newColor;
      }
    }
  }

  return true;
}