function changeViewOff(changeAreas) { 
  var toUse = changeAreas.replace("d",""); 
  var toChange = document.getElementsByTagName("tr");
  var toShow = document.getElementsByTagName("span");
  var ltk = ""; 

  if (toUse == "All") {
  try {
  for (i=0;i<toShow.length;i++){
	if (toShow[i].id.indexOf("letter_")!=-1) {
	  toShow[i].style.display = "inline";
	}
      }
   } catch (err) {}
   }

  for (i=0;i<toChange.length;i++){
    if (toUse == "All" && toChange[i].id.indexOf("const-")!=-1) {
      try { toChange[i].style.display = "inline"; } catch (err) {}
      try { toChange[i].style.display = "table-row"; } catch (err) {}
    } 
    else {
      if (toChange[i].id.indexOf("const-")!=-1) {
	try { toChange[i].style.display = "none"; } catch (err) {}
	try { 
	  if (ltk.indexOf(toChange[i].id.substring(6,7))==-1) { 
            document.getElementById("letter_"+toChange[i].id.substring(6,7)).style.display = "none"; 
          } 
         } catch (err) {}
        }
      if (toChange[i].id.indexOf(toUse)!=-1) {
        try { toChange[i].style.display = "inline"; } catch (err) {}
	try { document.getElementById("letter_" + toChange[i].id.substring(6,7)).style.display = "inline"; ltk=ltk+toChange[i].id.substring(6,7); } catch (err) {}
        try { toChange[i].style.display = "table-row"; } catch (err) {}
      }
     }
   }
}