function document_onmouseover(){
    if (event.srcElement.className == 'fn') {
      event.srcElement.style.color = "green";
      event.srcElement.style.fontWeight = "bold";
      event.srcElement.style.cursor='hand';
			event.srcElement.title = document.all("_" + event.srcElement.id).innerText; 
    }
}
 
function document_onmouseout(){
    if (event.srcElement.className == 'fn') {
      event.srcElement.style.color = "";
      event.srcElement.style.fontWeight = "normal";
      event.srcElement.title = ""; 
    }
}

function note_click(){
  var el = event.srcElement;
  var targetid = "_" + el.id;
    if (el.className == 'fn') {
      if (document.all(targetid).style.display == "inline") {
      document.all(targetid).style.display = "none"; 
      }
      else {
      document.all(targetid).style.display = "inline";
      }
    }
}