function div_on(id)
{
	document.getElementById(id).style.visibility="visible";
	document.getElementById(id).style.display="inline";
}
function div_off(id)
{
	document.getElementById(id).style.visiblity="hidden";
	document.getElementById(id).style.display="none";
}
function div_on2(id,id2)
{
	document.getElementById(id).style.visibility="visible";
	document.getElementById(id).style.display="inline";
	document.getElementById(id2).style.visibility="visible";
	document.getElementById(id2).style.display="inline";
}
function div_off2(id,id2)
{
	document.getElementById(id).style.visiblity="hidden";
	document.getElementById(id).style.display="none";
	document.getElementById(id2).style.visiblity="hidden";
	document.getElementById(id2).style.display="none";
}