var NN3 = false;


function on3(name)
{
 document[name].src = "images/icon.gif";
}


function off3(name)
{
 document[name].src = "images/mnuIcon1.jpg";
}



NN3 = true;

function on(name)  {

        if (NN3) on3(name);

}



function off(name)  {

        if (NN3) off3(name);

}