function show_card(el)
{
	var i;
	for(i=1;i<10;i++)
	{
		if(document.getElementById('step'+i))
		document.getElementById('step'+i).style.display = "none";
	}
	if(document.getElementById('step'+el))
	document.getElementById('step'+el).style.display = "block";
	defineFrameHeight();
}

function hide_infofire()
{
	document.getElementById('infoFire').style.display = "none";
}