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 2008 Pearson Education, Inc. All rights reserved. 1 2 2 Web Browser Basics: Internet Explorer and Firefox.

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Presentation on theme: " 2008 Pearson Education, Inc. All rights reserved. 1 2 2 Web Browser Basics: Internet Explorer and Firefox."— Presentation transcript:

1  2008 Pearson Education, Inc. All rights reserved Web Browser Basics: Internet Explorer and Firefox

2  2008 Pearson Education, Inc. All rights reserved. 2 Give us the tools, and we will finish the job. —Sir Winston Churchill We must learn to explore all the options and possibilities that confront us in a complex and rapidly changing world. —J. William Fulbright

3  2008 Pearson Education, Inc. All rights reserved. 3 OBJECTIVES In this chapter you will learn:  To understand the Microsoft Internet Explorer 7 (IE7) and Mozilla Firefox 2 (FF2) web browsers’ capabilities  To use IE7 and FF2 to search the information available on the World Wide Web.  To customize a browser according to your own needs and preferences.  To understand the differences among various browsers.

4  2008 Pearson Education, Inc. All rights reserved Introduction to the Internet Explorer 7 and Firefox 2 Web Browsers 2.2 Connecting to the Internet 2.3Internet Explorer 7 and Firefox 2 Features 2.4Customizing Browser Settings 2.5 Searching the Internet 2.6Keeping Track of Your Favorite Sites 2.7File Transfer Protocol (FTP) 2.8Online Help 2.9Other Web Browsers 2.10Wrap-Up 2.11Web Resources

5  2008 Pearson Education, Inc. All rights reserved Introduction to the Internet Explorer 7 and Firefox 2 Web Browsers  Internet is an essential medium for worldwide communication  Web browsers – Software programs that access web’s rich content – www portion of the Internet - hyperlinked documents written in XHTML and rich media  Popular web browsers – Microsoft’s Internet Explorer – Mozilla’s Firefox – Apple’s Safari – Opera Software’s Opera – All examples in this book are supported by both IE7 and FF2

6  2008 Pearson Education, Inc. All rights reserved Connecting to the Internet  Computer + web browser software + ISP = Internet access – Computer must have modem or network card - Modem - hardware and converts data to audio tones and transmits the data over phone lines - Network card or network interface card (NIC) - hardware that allows a computer to connect to the Internet through a network or a high-speed Internet connection, – Internet Service Provider (ISP) - connects computers to the Internet - Wireless access - Popular commercial ISPs AOL (www.aol.com)www.aol.com Comcast (www.comcast.net)www.comcast.net Earthlink (www.earthlink.net)www.earthlink.net Verizon (www.verizon.com)www.verizon.com Microsoft Network (www.msn.com)www.msn.com NetZero (www.netzero.net)www.netzero.net

7  2008 Pearson Education, Inc. All rights reserved Connecting to the Internet (Cont.) – Must consider bandwidth and cost for ISP - Broadband - DSL - Dial-up service - Fiber optics – Web browser - Internet Explorer (www.microsoft.com/ie)www.microsoft.com/ie - Firefox (www.mozilla.com/firefox)www.mozilla.com/firefox

8  2008 Pearson Education, Inc. All rights reserved Internet Explorer 7 and Firefox 2 Features  Web browser – Software that allows the user to view certain types of Internet files in an interactive environment – URL (Uniform Resource Locator) - Each web page on the Internet has unique URL - Usually begin with http­:// or https://  Hyperlinks – Visual elements on web pages that when clicked, load a specified web document - Images and text – Can reference other web pages, addresses, files and more – Download files  Tabbed Browsing – Allows the user to browse multiple pages without many windows – Page Organization  Using the History Feature – List of previously visited URLs in chronological order

9  2008 Pearson Education, Inc. All rights reserved Internet Explorer 7 and Firefox 2 Features (Cont.)  AutoComplete – URLs from the history can be displayed in a drop-down list when a user types a URL into the Address bar  Off-Line Browsing – Web pages can be saved directly to the computer’s hard drive for off- line browsing - Not connected to the Internet  Downloads – Files from the Internet may be copied to a computer’s hard drive - Applications - Plug-ins - Extensions  Viewing Source Code – Understand how the programmer created the page – Learn how to develop your own pages

10  2008 Pearson Education, Inc. All rights reserved. 10 Fig. 2.1 | Deitel website in Internet Explorer 7.

11  2008 Pearson Education, Inc. All rights reserved. 11 Fig. 2.2 | Deitel website in Firefox 2.

12  2008 Pearson Education, Inc. All rights reserved. 12 Fig. 2.3 | The History menu in Internet Explorer 7.

13  2008 Pearson Education, Inc. All rights reserved. 13 Fig. 2.4 | The History menu in Firefox 2.

14  2008 Pearson Education, Inc. All rights reserved. 14 Fig. 2.5 | AutoComplete suggests possible URLs when given a partial address.

15  2008 Pearson Education, Inc. All rights reserved. 15 Fig. 2.6 | Saving a picture from a website.

16  2008 Pearson Education, Inc. All rights reserved Customizing Browser Settings  Browser settings – Determine how sites are displayed – How security measures are applied – How outputs are rendered  Privacy settings for IE7 and FF2 can be set under the Privacy tab. In IE7 there are six levels of privacy – Many levels lenient to strict  Security options – Specify how much information you want to hide from unfamiliar sites – How much of the site’s content will be blocked from a computer  Personal home page – Web page that loads when the browser is first opened  History options – Web page cache – Previously viewed sites

17  2008 Pearson Education, Inc. All rights reserved. 17 Fig. 2.7 | Internet Options in Internet Explorer 7.

18  2008 Pearson Education, Inc. All rights reserved. 18 Fig. 2.8 | Options in Firefox 2.

19  2008 Pearson Education, Inc. All rights reserved Searching the Internet  Internet is wealth of information – Search engines help locate more specific information on a given topic - Google (www.google.com)www.google.com - Yahoo! (www.yahoo.com)www.yahoo.com - MSN (www.msn.com)www.msn.com - AltaVista (www.altavista.com)www.altavista.com - Ask.com (www.ask.com)www.ask.com – Use databases that facilitate quick information retrieval – Metasearch engines (do not maintain databases) - Send the search criteria to other search engines and aggregate the - MetaCrawler (www.metacrawler.com)www.metacrawler.com – Search engines can help resolve programming errors

20  2008 Pearson Education, Inc. All rights reserved. 20 Fig. 2.9 | Searching the Internet with Internet Explorer 7.

21  2008 Pearson Education, Inc. All rights reserved. 21 Fig | Searching the Internet with Firefox 2.

22  2008 Pearson Education, Inc. All rights reserved Keeping Track of Your Favorite Sites  Organize and track Web browsing history (URL and title)  Bookmarking – IE7 - Favorites menu’s - Favorites can be categorized and grouped into folders – FF2 – Bookmark This Page... option  Most browsers have their own version of Favorites or Bookmarks.

23  2008 Pearson Education, Inc. All rights reserved. 23 Fig | The Favorites menu helps organize frequently visited websites in Internet Explorer 7.

24  2008 Pearson Education, Inc. All rights reserved. 24 Fig | The Bookmarks menu helps organize frequently visited websites in Firefox 2.

25  2008 Pearson Education, Inc. All rights reserved File Transfer Protocol (FTP)  File Transfer Protocol (FTP) – Set of rules by which computers transfer data over the Internet – URL begins with ftp:// rather than ­http – Accessed either with the web browser or software that supports FTP - Filezilla (http://filezilla.sourceforge.net)http://filezilla.sourceforge.net - FF2 FireFTP (http://fireftp.mozdev.org)http://fireftp.mozdev.org  FTP site can be browsed as though they were files on the local computer  Files can be downloaded  FTP site may require login  FTP can also be used on the Internet for – Uploading files – Downloading files – File-managing tasks

26  2008 Pearson Education, Inc. All rights reserved. 26 Fig | FTP site access.

27  2008 Pearson Education, Inc. All rights reserved Online Help  Built-in help features for browsers  Answers to frequently asked questions about using browsers such as FF2 and IE7 – Contents and Index menu item in IE7 – Help Contents in FF2

28  2008 Pearson Education, Inc. All rights reserved. 28 Fig | Internet Explorer 7 Help dialog.

29  2008 Pearson Education, Inc. All rights reserved. 29 Fig | Firefox 2 Help dialog.

30  2008 Pearson Education, Inc. All rights reserved Other Web Browsers  Opera (www.opera.com)www.opera.com  Safari (www.apple.com/safari)www.apple.com/safari – All browsers differ in functionality, performance and features – Use different HTML layout engines  Opera, as well as IE7 and FF2, – Designed to be accessible to all users, including those with visual or mobility impairments – “Mini” version of the browser for mobile devices  Safari – Created for Apple’s Mac OS – Simple interface – Impressive speed for executing JavaScript  Different browser functionality and features makes cross-browser compatibility difficult to achieve


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