// JavaScript Document

function goBack()
{
	window.history.back()
}
function backtoTop()
{
	scrollTo(0,0)
}
function showmenu(elmnt)
{
	document.getElementById(elmnt).style.display="block";
}
function hidemenu(elmnt)
{
	document.getElementById(elmnt).style.display="none";
}  
function printpage()
{
  	window.print();
}