if (document.images) {
	
		homeA = new Image
		homeB = new Image
		
		authorA = new Image
		authorB = new Image
		
		bookA = new Image
		bookB = new Image
		
		faqsA = new Image
		faqsB = new Image
		
		programA = new Image
		programB = new Image
		
		linksA = new Image
		linksB = new Image
		
		orderA = new Image
		orderB = new Image
		
		
		homeA.src ="graphics/01a_home.gif"
		homeB.src ="graphics/01b_home.gif"
		
		authorA.src ="graphics/02a_author.gif"
		authorB.src ="graphics/02b_author.gif"
		
		bookA.src ="graphics/03a_book.gif"
		bookB.src ="graphics/03b_book.gif"
		
		faqsA.src ="graphics/04a_faqs.gif"
		faqsB.src ="graphics/04b_faqs.gif"
		
		programA.src ="graphics/05a_program.gif"
		programB.src ="graphics/05b_program.gif"
		
		linksA.src ="graphics/06a_links.gif"
		linksB.src ="graphics/06b_links.gif"
		
		orderA.src ="graphics/book_order_a.jpg"
		orderB.src ="graphics/book_order_b.jpg"
		
	}
	
	else {
		homeA = ""
		homeB = ""
		
		authorA = ""
		authorB = ""
		
		bookA = ""
		bookB = ""
		
		faqsA = ""
		faqsB = ""
		
		programA = ""
		programB = ""
		
		linksA = ""
		linksB = ""
		
		orderA = ""
		orderB = ""
		
		
		document.home = ""
		document.author = ""
		document.book = ""
		document.faqs = ""
		document.program = ""
		document.links = ""
		document.order = ""
		
	}