function showb()
{
document.getElementById("bover").style.visibility = "visible";
document.getElementById("containerb").style.visibility = "hidden";
document.getElementById("menub").style.visibility = "visible";
document.getElementById("containerc").style.left = 170;
document.getElementById("containerr").style.left = 270;
document.getElementById("containers").style.left = 370;
document.getElementById("containerv").style.left = 470;
 }
 
function hideb()
{
document.getElementById("bover").style.visibility = "hidden";
document.getElementById("containerb").style.visibility = "visible";
document.getElementById("menub").style.visibility = "hidden";
document.getElementById("containerc").style.left = 100;
document.getElementById("containerr").style.left = 200;
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
 }

function showc()
{
document.getElementById("cover").style.visibility = "visible";
document.getElementById("coff").style.visibility = "hidden";
document.getElementById("menuc").style.visibility = "visible";
document.getElementById("containerr").style.left = 270;
document.getElementById("containers").style.left = 370;
document.getElementById("containerv").style.left = 470;
 }
 
function hidec()
{
document.getElementById("cover").style.visibility = "hidden";
document.getElementById("coff").style.visibility = "visible";
document.getElementById("menuc").style.visibility = "hidden";
document.getElementById("containerr").style.left = 200;
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
 }
 
function showr()
{
document.getElementById("rover").style.visibility = "visible";
document.getElementById("roff").style.visibility = "hidden";
document.getElementById("menur").style.visibility = "visible";
document.getElementById("containers").style.left = 440;
document.getElementById("containerv").style.left = 540;
 }
 
function hider()
{
document.getElementById("rover").style.visibility = "hidden";
document.getElementById("roff").style.visibility = "visible";
document.getElementById("menur").style.visibility = "hidden";
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
 }
 
function showam()
{
document.getElementById("rover").style.visibility = "visible";
document.getElementById("roff").style.visibility = "hidden";
document.getElementById("menur").style.visibility = "visible";
document.getElementById("sousmenuam").style.visibility = "visible";
document.getElementById("containers").style.left = 440;
document.getElementById("containerv").style.left = 540;
  }
 
function hideam()
{
document.getElementById("rover").style.visibility = "hidden";
document.getElementById("roff").style.visibility = "visible";
document.getElementById("menur").style.visibility = "hidden";
document.getElementById("sousmenuam").style.visibility = "hidden";
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
  }
 
function showaf()
{
document.getElementById("rover").style.visibility = "visible";
document.getElementById("roff").style.visibility = "hidden";
document.getElementById("menur").style.visibility = "visible";
document.getElementById("sousmenuaf").style.visibility = "visible";
document.getElementById("containers").style.left = 440;
document.getElementById("containerv").style.left = 540;
  }
 
function hideaf()
{
document.getElementById("rover").style.visibility = "hidden";
document.getElementById("roff").style.visibility = "visible";
document.getElementById("menur").style.visibility = "hidden";
document.getElementById("sousmenuaf").style.visibility = "hidden";
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
  }
  
function showas()
{
document.getElementById("rover").style.visibility = "visible";
document.getElementById("roff").style.visibility = "hidden";
document.getElementById("menur").style.visibility = "visible";
document.getElementById("sousmenuas").style.visibility = "visible";
document.getElementById("containers").style.left = 440;
document.getElementById("containerv").style.left = 540;
  }
 
function hideas()
{
document.getElementById("rover").style.visibility = "hidden";
document.getElementById("roff").style.visibility = "visible";
document.getElementById("menur").style.visibility = "hidden";
document.getElementById("sousmenuas").style.visibility = "hidden";
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
  }
  
function showoc()
{
document.getElementById("rover").style.visibility = "visible";
document.getElementById("roff").style.visibility = "hidden";
document.getElementById("menur").style.visibility = "visible";
document.getElementById("sousmenuoc").style.visibility = "visible";
document.getElementById("containers").style.left = 440;
document.getElementById("containerv").style.left = 540;
  }
 
function hideoc()
{
document.getElementById("rover").style.visibility = "hidden";
document.getElementById("roff").style.visibility = "visible";
document.getElementById("menur").style.visibility = "hidden";
document.getElementById("sousmenuoc").style.visibility = "hidden";
document.getElementById("containers").style.left = 300;
document.getElementById("containerv").style.left = 400;
  }
  
function shows()
{
document.getElementById("sover").style.visibility = "visible";
document.getElementById("soff").style.visibility = "hidden";
document.getElementById("menus").style.visibility = "visible";
document.getElementById("containerv").style.left = 470;
 }
 
function hides()
{
document.getElementById("sover").style.visibility = "hidden";
document.getElementById("soff").style.visibility = "visible";
document.getElementById("menus").style.visibility = "hidden";
document.getElementById("containerv").style.left = 400;
 }
  
function showv()
{
document.getElementById("vover").style.visibility = "visible";
document.getElementById("voff").style.visibility = "hidden";
document.getElementById("menuv").style.visibility = "visible";
 }
 
function hidev()
{
document.getElementById("vover").style.visibility = "hidden";
document.getElementById("voff").style.visibility = "visible";
document.getElementById("menuv").style.visibility = "hidden";
 }