Chapter 22 . E-Mailing and Web Browsing 611 (Sex offenders web site)
Chapter 22 . E-Mailing and Web Browsing 611 3. Click the Block Unrequested Popup Windows box. 4. Click OK. You won t get any more pop-up windows from this point on. As the Preferences window notes, by blocking all pop-ups you might keep some Web sites from working properly. Click the Allowed Sites button to allow pop-ups on certain sites that you choose. Using Tabbed Browsing If you switch back and forth among several Web pages, you can use the tabbed browsing feature to hold multiple pages in your browser window at once. You can open a new tab for browsing by simply selecting File.New.Navigator Tab or by pressing Ctrl+T. You can also tailor how tabbed browsing works from a Web page or from the Location box. Here s how: 1. Click Edit.Preferences. The Preferences window appears. 2. Click Tabbed Browsing under the Navigator category. 3. Select one or both of these boxes, depending on how you want to use tabbed browsing: Middle-click, Control+click or Control+Enter on links in a Web page Selecting this box lets you open a link to another Web page in a new tab. For this to work, click the middle mouse button on a link, hold the Ctrl key while you click the left mouse button on a link, or (with the link highlighted) hold the Ctrl key and press Enter. Control+Enter in the Location bar After you type a Web address (URL) into the Location box, hold the Ctrl key and press Enter to open the new page in a tab. 4. Click OK. You can begin using the tabbed browser feature. A tab for each tabbed page appears at the top of the Navigator pane. To close a tab, create a new tab, bookmark a group of tabs, or reload tabs, right-click one of the tabs and choose the function you want from the drop-down menu. One of the easiest ways to open a link in a tab is to right-click over a link on an HTML page. Select the Open Link in New Tab choice. Using the DOM Inspector If you are debugging a Web page that you are creating, the Document Object Model (DOM) Inspector can be useful for checking out the structure of your page and dynamically updating the DOM you are traversing. To open the DOM inspector, from the Mozilla window click Tools.Web Development.DOM Inspector. In the DOM Inspector window, type the URL to the Web page you want to check out. The nodes representing the head, body, tables, fonts, and so on appear in the left
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