if (document.images)
	{
		h1on = new Image();
		h1on.src = "img/hw1on.gif";
		
		h2on = new Image();
		h2on.src = "img/hw2on.gif";
		
		h3on = new Image();
		h3on.src = "img/hw3on.gif";
		
		h4on = new Image();
		h4on.src = "img/hw4on.gif";
		
		h5on = new Image();
		h5on.src = "img/hw5on.gif";
		
		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";
		
		s9on = new Image();
		s9on.src = "img/sw9on.gif";
		
		s10on = new Image();
		s10on.src = "img/sw10on.gif";
		
		s11on = new Image();
		s11on.src = "img/sw11on.gif";
		
		s12on = new Image();
		s12on.src = "img/sw12on.gif";
		
		s13on = new Image();
		s13on.src = "img/sw13on.gif";
		
		dton = new Image();
		dton.src = "img/detailon.gif";
	}