导航条之八

提示：看看上面是什么？

1.将下面的代码复制到 <body> 或者 <head> 内

/*
Top Navigational Bar II (By Mike Hall @ Brainjar.com)
Last updated: 00/05/08
Permission granted and modified by Dynamicdrive.com to include script in archive
For this and 100's more DHTML scripts, visit http://dynamicdrive.com
*/

var myNavBar1 = new NavBar(0);
var dhtmlMenu;

//define menu items (first parameter of NavBarMenu specifies main category width, second specifies sub category width in pixels)
//add more menus simply by adding more "blocks" of same code below

dhtmlMenu = new NavBarMenu(100, 0);
dhtmlMenu.addItem(new NavBarMenuItem("Home", "http://dynamicdrive.com"));
myNavBar1.addMenu(dhtmlMenu);

dhtmlMenu = new NavBarMenu(100, 120);
dhtmlMenu.addItem(new NavBarMenuItem("News", ""));
dhtmlMenu.addItem(new NavBarMenuItem("CNN", "http://www.cnn.com"));
dhtmlMenu.addItem(new NavBarMenuItem("MSNBC", "http://msnbc.com"));
dhtmlMenu.addItem(new NavBarMenuItem("ABCNews", "http://www.abcnews.com"));
myNavBar1.addMenu(dhtmlMenu);

dhtmlMenu = new NavBarMenu(110, 120);
dhtmlMenu.addItem(new NavBarMenuItem("Technology", ""));
dhtmlMenu.addItem(new NavBarMenuItem("News.com", "http://www.news.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Techweb", "http://www.techweb.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Wired", "http://www.wired.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Dynamic Drive", "http://www.dynamicdrive.com"));
myNavBar1.addMenu(dhtmlMenu);

dhtmlMenu = new NavBarMenu(100, 150);
dhtmlMenu.addItem(new NavBarMenuItem("Search", ""));
dhtmlMenu.addItem(new NavBarMenuItem("Yahoo", "http://www.yahoo.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Alta Vista", "http://www.altavista.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Infoseek", "http://www.infoseek.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Excite", "http://www.excite.com"));
dhtmlMenu.addItem(new NavBarMenuItem("HotBot", "http://www.hotbot.com"));
myNavBar1.addMenu(dhtmlMenu);

dhtmlMenu = new NavBarMenu(100, 150);
dhtmlMenu.addItem(new NavBarMenuItem("Webmaster", ""));
dhtmlMenu.addItem(new NavBarMenuItem("Dynamic Drive", "http://dynamicdrive.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Website Abstraction", "http://wsabstract.com"));
dhtmlMenu.addItem(new NavBarMenuItem("Freewarejava.com", "http://freewarejava.com"));
dhtmlMenu.addItem(new NavBarMenuItem("BrainJar", "http://brainjar.com"));
myNavBar1.addMenu(dhtmlMenu);

//set menu colors
myNavBar1.setColors("#000000", "#000000", "#C0C0C0", "#ffffff", "#666666", "#000000", "#cccccc", "#ffffff", "#000080")

//uncomment below line to center the menu (valid values are "left", "center", and "right"
//myNavBar1.setAlign("center")

var fullWidth;

function init() {

// Get width of window, need to account for scrollbar width in Netscape.

fullWidth = getWindowWidth() 
    - (isMinNS4 && getWindowHeight() < getPageHeight() ? 16 : 0);

myNavBar1.resize(fullWidth);
  myNavBar1.create();
  myNavBar1.setzIndex(2);
}
</script>
window.onload=init();

2.这里用到一个外部的JS 点这里下载