function show(id)
{
	for (i=1;i<=2;i++)
	{
		document.getElementById("mtop_"+i).className="mode_out";
		document.getElementById("mbtm_"+i).className="hide";
	}
	document.getElementById("mtop_"+id).className="mode_over";
	document.getElementById("mbtm_"+id).className="show";
	
}

function show_big(id)
{
	document.getElementById("top_"+id).style.backgroundColor='#FFFFFF';
	document.getElementById("top_"+id).style.borderBottom='none';
	document.getElementById("big_"+id).style.display='block';
}

function hide_big(id)
{
	document.getElementById("top_"+id).style.backgroundColor='#f5f5f5';
	document.getElementById("big_"+id).style.display='none';
}

function check_payment(id)
{
	var free_price=document.getElementById("free_price").value;
	var totalcash=document.getElementById("totalcash").value;
	var total=document.getElementById("total_price");
	if (id=="CREDIT CARD" || id=="Paypal")
	{
		total.innerText=totalcash;
		location.assign("buy.asp?payment="+id);
	}
	else
	{
		total.innerText=free_price;
		location.assign("buy.asp?payment="+id);
	}
}