var loaded = false;

function open1()
{
if(loaded == false)
{ 

var obj = document.getElementById('qq').style.display = 'block';  loaded=true; 
}
}

function close1()
{
if(loaded == true){
document.getElementById('qq').style.display = 'none';  loaded=false; }
}

function open_close1()
{

if(!loaded)
open1();
else
close1();

}

var loaded2 = false;

function open2()
{
if(loaded2 == false)
{

var obj = document.getElementById('qq2').style.display = 'block';  loaded2=true;
}
}

function close2()
{
if(loaded2 == true){
document.getElementById('qq2').style.display = 'none';  loaded2=false; }
}

function open_close2()
{

if(!loaded2)
open2();
else
close2();

}