// JavaScript Document

function show1(drop)
{
document.getElementById(drop).style.visibility="visible"
}
function hide1(drop)
{
document.getElementById(drop).style.visibility="hidden"
}

function show1a(drop)
{
document.getElementById(drop).style.visibility="visible"
}
function hide1a(drop)
{
document.getElementById(drop).style.visibility="hidden"
}