// JavaScript Document


function rollover(num)
{
	var item1 = "button" + num + "_image";
	var item2 = "button" + num + "_text";
	document.getElementById(item1).style.display='none';
	document.getElementById(item2).style.display='';
}

function rollback(num)
{
	var item1 = "button" + num + "_image";
	var item2 = "button" + num + "_text";
	document.getElementById(item2).style.display='none';
	document.getElementById(item1).style.display='';
}