var section;
function togglemenu(num) { 
if (!document.getElementById) return false;
var submenu = "sub"+num;
var square = "sq"+num;
if (document.getElementById(submenu).style.display == null) {
 document.getElementById(submenu).style.display = "none";
 }
if (document.getElementById(submenu).style.display == "none") {
document.getElementById(submenu).style.display = "block";
document.getElementById(square).src = "Images/minus.gif";
}
else {
document.getElementById(submenu).style.display = "none";
document.getElementById(square).src = "Images/plus.gif";
}
}



function showhideclass(tagname,classname,displaystate) {
 toshowhide = getElementsWithClassName(tagname,classname);
  for (k=0; k < toshowhide.length; k++) {
   toshowhide[k].style.display = displaystate;
   }
 }
 

function init() {
if (document.getElementById) {
showhideclass('p','sublevel','none');
if (section) {togglemenu(section);}
 }
else return;
}