function menuhide(menunum)
  {
    var currentmenu = document.getElementById("navbody" + menunum);
    currentmenu.style.visibility = 'hidden';
  }

  function menushow(menunum)
  {
    var currentmenu = document.getElementById("navbody" + menunum);
    currentmenu.style.visibility = 'visible';
  }
  
  
 
 
 /*	Show/Hide Screenshots  */

function HideContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
if(d.length < 1) { return; }
document.getElementById(d).style.display = "block";
}
function ReverseContentDisplay(d) {
if(d.length < 1) { return; }
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}