function o4pl_over(){
var  o=document.getElementById('o4pl_submenu');
o.style.visibility="visible";
}
function o4pl_sub_over(){
var  a=document.getElementById('o4pl_subsubmenu');
a.style.visibility="visible";
}


function o4pl_submenu_out(){
var  o=document.getElementById('o4pl_submenu');
o.style.visibility="hidden";
}

function o4pl_subsubmenu_out(){
var  a=document.getElementById('o4pl_subsubmenu');
a.style.visibility="hidden";
}


function o7pl_over(){
var  a=document.getElementById('o7pl_submenu');
a.style.visibility="visible";
}

function o7pl_out(){
var  o=document.getElementById('o7pl_submenu');
o.style.visibility="hidden";
}



function highlight(divx){
var  d=document.getElementById(divx);
d.style.background="#024b16";
}
function dim(divx){
var  d=document.getElementById(divx);
d.style.background="rgb(245,229,154)";
}

function swapBg(divx, bg){
var  d=document.getElementById(divx);
d.style.background="url("+bg+")";
}