var myNavBar, menu;

  myNavBar = new NavBar(900);
  myNavBar.setSizes(1, 3, 1);
  myNavBar.setColors("#000000", "#FFFFFF", "#000084", "#FFFFFF", "#000000", "#000000", "#BAE1F7", "#ffffff", "#333333");
  myNavBar.setFonts("Arial, Helvetica", "plain", "bold", "8pt", "Arial, Helvetica", "plain", "bold", "8pt");

// Define navigation bar menus.

  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| Products", ""));
  menu.addItem(new NavBarMenuItem("Current Products Catalog", "http://www.chemusa.com/products_catalog.htm"));
  menu.addItem(new NavBarMenuItem("All ChemBook Catalog", "http://www.chemusa.com/products_catalog_all.htm"));
  menu.addItem(new NavBarMenuItem("Accessories", "accessories.htm"));
  menu.addItem(new NavBarMenuItem("Photo Gallery", "photo_gallery.htm"));
  menu.addItem(new NavBarMenuItem("What the Media Says About ChemBooks", "media_says.htm"));
  myNavBar.addMenu(menu);
  
  
  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| Buy Chembooks", ""));
  menu.addItem(new NavBarMenuItem("How To Order", "howtoorder.htm"));
  menu.addItem(new NavBarMenuItem("Distributors/Resellers List Application Form", "distributors.htm"));
  menu.addItem(new NavBarMenuItem("Clearances", "clearance_sales.php4"));
  myNavBar.addMenu(menu);
  
  
  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| Reseller", ""));
  menu.addItem(new NavBarMenuItem("Reseller Log-in", "var/oem_memberlogin.php4"));
  myNavBar.addMenu(menu);
  
  
  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| Tech. Services", ""));
  menu.addItem(new NavBarMenuItem("FAQs (Frequently Asked Questions)", "faq.htm"));
  menu.addItem(new NavBarMenuItem("BIOS Updates and Chembook Driver Downloads", "bios_update.php4"));
  menu.addItem(new NavBarMenuItem("General Driver Downloads", "driver_download.php4"));
  menu.addItem(new NavBarMenuItem("RMA Policy", "rmapolicy.htm"));
  menu.addItem(new NavBarMenuItem("RMA (Return Material Authorization) Form", "rmaform.htm"));
  myNavBar.addMenu(menu);


  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| About ChemUSA", ""));
  menu.addItem(new NavBarMenuItem("Company Background", "company_profile.htm"));
  menu.addItem(new NavBarMenuItem("Warranty & Return Policy", "warranty_return_policy.htm"));
  menu.addItem(new NavBarMenuItem("Awards", "awards.htm"));
  menu.addItem(new NavBarMenuItem("Site Map", "site_map.htm"));
  menu.addItem(new NavBarMenuItem("Recent News Releases", "prod_release.htm"));
  menu.addItem(new NavBarMenuItem("Employment", "employment.htm"));
  menu.addItem(new NavBarMenuItem("Direction", "chem_map.htm"));
  menu.addItem(new NavBarMenuItem("Contact Information", "contact.htm"));
  menu.addItem(new NavBarMenuItem("Shipment Tracking", "tracking.htm"));

  myNavBar.addMenu(menu);


  menu = new NavBarMenu(150, 150);
  menu.addItem(new NavBarMenuItem("| Home", ""));
  menu.addItem(new NavBarMenuItem("www.chemusa.com", "http://www.chemusa.com/"));
  myNavBar.addMenu(menu);


function myInit() {
    myNavBar.create();
 
 var thebw = navigator.appName;
 if(thebw == "Netscape") {
  var x = Math.round((getWindowWidth() - myNavBar.getWidth()) / 2) - 6;
 } else {
  var x = Math.round((getWindowWidth() - myNavBar.getWidth()) / 2);
 }
 var y = 0 ;
 
    myNavBar.moveTo(x,y); 
   updatePosition();
 
    }
    
    function updatePosition() {

  var viewTop, viewBottom;
  var dy;

  viewTop = getPageScrollY();
  viewBottom = viewTop + getWindowHeight();

  if (myNavBar.bottom < viewTop)
    myNavBar.moveTo(0, viewTop - myNavBar.height);
  if (myNavBar.top > viewBottom)
    myNavBar.moveTo(0, viewBottom);

  dy = Math.round(Math.abs(viewTop - myNavBar.y) / 2);
  if (viewTop < myNavBar.y)
    dy = -dy;

  myNavBar.moveBy(0, dy);
  setTimeout('updatePosition()', 25);
}