if (document.images)
	{
		s1on = new Image();
		s1on.src = "img/sw1on.gif";
		
		s2on = new Image();
		s2on.src = "img/sw2on.gif";
		
		s3on = new Image();
		s3on.src = "img/sw3on.gif";
		
		s4on = new Image();
		s4on.src = "img/sw4on.gif";
		
		s5on = new Image();
		s5on.src = "img/sw5on.gif";
		
		s6on = new Image();
		s6on.src = "img/sw6on.gif";

		s7on = new Image();
		s7on.src = "img/sw7on.gif";

		s8on = new Image();
		s8on.src = "img/sw8on.gif";
	}