function openListItem(listName, itemNo)
{
    document.getElementById(listName + itemNo).style.display = "block";
    document.getElementById(listName + itemNo + "-link").className = "active";
}

function closeListItem(listName, itemNo)
{
    document.getElementById(listName + itemNo).style.display = "block";
    document.getElementById(listName + itemNo + "-link").className = "";
}

function openList(listName)
{
	var i = 1;
	
	while (document.getElementById(listName + i))
	{
        document.getElementById(listName + i).style.display = "block";
    	document.getElementById(listName + i + "-link").className = "active";
        $i++;
	}
}

function closeList(listName)
{
	var i = 1;
	
	while (document.getElementById(listName + i))
	{
        document.getElementById(listName + i).style.display = "none";
    	document.getElementById(listName + i + "-link").className = "";
        i++;
	}
}


function hiddenAbstract(section, label)
{
  var txt=document.getElementById(section);

  if(!txt)return true;
  
    if(txt.style.display=="none"){
        txt.style.display="block"
        document.getElementById(label).innerHTML = "Hide Abstract"
    } 
    else {
        txt.style.display="none"
        document.getElementById(label).innerHTML = "Show Abstract"
    }
  return true;
}