if (! document.layers) {

newMenu(1, "links", 175,150);
addMenuTitle("Links from the book");
addSubmenu('links1', "Chapter 1...");
addSubmenu('links2', "Chapter 2...");
addSubmenu('links4', "Chapter 4...");
addSubmenu('links5', "Chapter 5...");
addSubmenu('links6', "Chapter 6...");
addSubmenu('links15', "Chapter 15...");
addSubmenu('links17', "Chapter 17...");
addSubmenu('links18', "Chapter 18...");
addSubmenu('links19', "Chapter 19...");
addSubmenu('links21', "Chapter 21...");
addSubmenu('links22', "Chapter 22...");
addSubmenu('links23', "Chapter 23...");
addSubmenu('links30', "Chapter 30...");
endMenu();

newMenu(2,"links1", 225,165);
addMenuTitle("Chapter 1");
addMenuItem("http://www.arbortext.com/wp.html", "Learn more about SGML");
endMenu();

newMenu(2,"links2", 225,180);
addMenuTitle("Chapter 2");
addMenuItem("http://www.hungryminds.com/", "Hungry Minds Inc.");
addMenuItem("http://www.w3.org/TR/html4/", "HTML 4.01 Specification");
endMenu();

newMenu(2,"links4", 225,195);
addMenuTitle("Chapter 4");
addMenuItem("http://www.webreview.com/browsers/browsers.shtml", "WebReview.com browser compatibility chart");
addMenuItem("http://www.webstandards.org/", "Web Standards.org");
addMenuItem("http://home.netscape.com/computing/download/index.html", "Download the latest Netscape Browser");
endMenu();

newMenu(2,"links5", 225,210);
addMenuTitle("Chapter 5");
addMenuItem("http://www.gutenberg.org/", "The Gutenberg Project");
addMenuItem("http://www.intuitive.com/stylesheet.css", "Intuitive.com CSS stylesheet");
endMenu();

newMenu(2,"links6", 225,225);
addMenuTitle("Chapter 6");
addMenuItem("http://www.w3c.org/", "The W3C Group, the best place to learn about the standards");
endMenu();

newMenu(2,"links15", 225,240);
addMenuTitle("Chapter 15");
addMenuItem("http://www.bakerstreet221b.de/main.htm", "Camden House"); 
addMenuItem("http://www.sherlockian.net", "Sherlockian Net"); 
addMenuItem("http://www.evo.org/sherlock/international/", "Sherlock Holmes International"); 
addMenuItem("http://www.sherlock-holmes.co.uk/", "The Sherlock Holmes Museum"); 
addMenuItem("http://holmes-sherlock.com/", "Yoxley Old Place");
endMenu();

newMenu(2,"links17", 225,265);
addMenuTitle("Chapter 17");
addMenuItem("http://www.w3c.org/DOM/", "The W3C document object model specification");
endMenu();

newMenu(2,"links18", 225,270);
addMenuTitle("Chapter 18");
addMenuItem("http://developer.netscape.com/js/", "JavaScript area at Netscape Developer Central");
addMenuItem("http://developer.netscape.com/dom/", "Netscape 6 DOM area at Netscape Developer Central");
addMenuItem("http://buzz.builder.com/", "Builder.com Builder Buzz");
addMenuItem("http://msdn.microsoft.com/msdnmag/", "Microsoft Developer Network Magazine");
addMenuItem("http://msdn.microsoft.com/ie/", "IE-exclusive area of MSDN");
addMenuItem("http://www.geckonnection.com/", "The Geckonnection");
addMenuItem("http://www.mozillazine.org", "Mozillazine.Org");
endMenu();

newMenu(2,"links19", 225,310);
addMenuTitle("Chapter 19");
addMenuItem("http://www.microsoft.com/", "Microsoft Corporation");
addMenuItem("http://www.apple.com/", "Apple Corporation");
endMenu();

newMenu(2,"links21", 225,333);
addMenuTitle("Chapter 21");
addMenuItem("http://www.noaa.gov/", "The National Oceanic and Atmospheric Administration");
endMenu();

newMenu(2,"links22", 225,359);
addMenuTitle("Chapter 22");
addMenuItem("http://www.intuitive.com/coolweb/", "Creating Cool HTML 4 Web Pages book Web site");
endMenu();

newMenu(2,"links23", 225,380);
addMenuTitle("Chapter 23");
addMenuItem("http://www.softricks.com/js/Calendar/Calendar.html", "Softricks.com Calendar tool");
addMenuItem("http://cnet.com/webbuilding/0-7690-8-5680015-1.html", "CNET.com Calendar tool");
endMenu();

newMenu(2,"links30", 225,180);
addMenuTitle("Chapter 30");
addMenuItem("http://builder.cnet.com/", "Builder.com");
addMenuItem("http://cross-browser.com/", "Cross Browser.com");
addMenuItem("http://javascript.internet.com/", "The JavaScript Source");
addMenuItem("http://msdn.microsoft.com/", "The Microsoft Developer Network");
addMenuItem("http://www.dmoz.org/", "The Open Directory Project");
addMenuItem("http://www.dynamicdrive.com/", "Dynamic Drive");
addMenuItem("http://www.ecma.ch/", "European Computer Manufacturers Association");
addMenuItem("http://www.infohiway.com/javascript/indexf.htm", "Cut and Paste JavaScript");
addMenuItem("http://www.irt.org/", "Internet Related Technologies");
addMenuItem("http://www.javascripts.com/", "JavaScripts.com");
addMenuItem("http://developer.netscape.com/", "Netscape DevEdge");
addMenuItem("http://www.w3.org/", "The World Wide Web Consortium");
addMenuItem("http://www.webreference.com/", "Web Reference");
addMenuItem("http://www.webreview.com/", "Webreview.com");
addMenuItem("http://wsabstract.com/", "Website Abstraction");
addMenuItem("http://www.websitegarage.com/", "Web Site Garage");
endMenu();

}