function Non(Name) {
var Src
Src = document.images[Name].src;
document.images[Name].src = Src.substr(0, Src.length-4)+"_on.gif";
}


function Nof(Name) {
var Src
Src = document.images[Name].src;
document.images[Name].src = Src.substr(0, Src.length-7)+".gif";
}





function OpenMenu( Name )
{
var txtObj = document.getElementById( Name );
txtObj.style.display = '';
}

function CloseMenu( Name )
{
var txtObj = document.getElementById( Name );
txtObj.style.display = 'none';
}