if(document.images)
	{
		p1 =  new Image();
		p1.src = "graphics/home_active.gif";
		
		p2 =  new Image();
		p2.src = "graphics/aboutus_active.gif";
		
		p3 =  new Image();
		p3.src = "graphics/product_active.gif";
		
		p4 =  new Image();
		p4.src = "graphics/press_active.gif";
		
		p5 =  new Image();
		p5.src = "graphics/contact_active.gif";
		
	}