function button_sel(obj)
{
	if (document.images)
	{
		
		flameOn = "images/" + obj + "-sel.jpg"
		document.getElementById(obj).src = flameOn
	}
}

function button_norm(obj)
{

	if (document.images)
	{
		
		flameOff = "images/" + obj + ".jpg"
		document.getElementById(obj).src = flameOff
	}

}