ToggleImageGlb = null;

function ToggleItem(ImageName,ItemName){
  var oHideableItems = document.all.item(ItemName);
  var oToggleImages = document.all.item(ImageName);
  if ((oHideableItems!=null) && (oToggleImages!=null)){
    ToggleImageGlb = oToggleImages;
    if (oHideableItems.style.display!="none"){
      oHideableItems.style.display = "none";
      setTimeout("ToggleImageGlb.src = 'images/nt_article_expand.gif'", 10);
    }else{
      oHideableItems.style.display = "";
      setTimeout("ToggleImageGlb.src = 'images/nt_article_collapse.gif'", 10);
    }
  }
}