function firma()
{
	if ( document.getElementById('zamawiajacy').selectedIndex == 0 )
	{
		new Effect.Fade('firma');
	}
	else
	{
		new Effect.Appear('firma');
	}
}

function dostawaFunction()
{
	if ( document.getElementById('dostawa').selectedIndex == 0 )
	{
		new Effect.Fade('dostawaadres');
	}
	else
	{
		new Effect.Appear('dostawaadres');
	}
}