// JavaScript Document

function showstuff(boxid){ 
   document.getElementById(boxid).style.display="block"; 
} 

function hidestuff(boxid){ 
   document.getElementById(boxid).style.display="none"; 
}


function show(boxid)	{
if (boxid == 'one')	{
	 hideall();
	 showstuff('one');
}
if (boxid == 'two')	{
	 hideall();
	 showstuff('two');
	
}
if (boxid == 'three')	{
	 hideall();
	 showstuff('three');
	 
}
if (boxid == 'four')	{
	 hideall();
	 showstuff('four');
	 
}
}

function hideall(){
    hidestuff('one');
    hidestuff('two');
    hidestuff('three');
    hidestuff('four');
}