// JavaScript Document
function showmenu()
	{
		document.getElementById('submenu').style.visibility = 'visible';
	}
function hidemenu()
	{
		document.getElementById('submenu').style.visibility = 'hidden';
	}
function showmenu2()
	{
		document.getElementById('submenu2').style.visibility = 'visible';
	}
function hidemenu2()
	{
		document.getElementById('submenu2').style.visibility = 'hidden';
	}
function showmenu3()
	{
		document.getElementById('submenu3').style.visibility = 'visible';
	}
function hidemenu3()
	{	
		document.getElementById('submenu3').style.visibility = 'hidden';
	}
function showmenu4()
	{	
		document.getElementById('submenumsg').style.visibility = 'visible';
	}
function hidemenu4()
	{
		document.getElementById('submenumsg').style.visibility = 'hidden';
	}
function showmenuab()
	{
		document.getElementById('submenuab').style.visibility = 'visible';
	}
function hidemenuab()
	{
		document.getElementById('submenuab').style.visibility = 'hidden';
	}