function highlightSS(itemID) { 
  // Make sure the element exists before calling it's properties 
  if (document.getElementById(itemID) != null) {
    document.getElementById(itemID).style.borderColor = '#FFFF00';
  }
}

function unhighlightSS(itemID) { 
  // Make sure the element exists before calling it's properties 
  if (document.getElementById(itemID) != null) {
    document.getElementById(itemID).style.borderColor = '#CCFFFF';
  }
}