slide môn học HDJ bài 1 introduction and hyperlinks

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HTML, DHTML and JavaScript Welcome to the world of HDJ Objectives       Introduction to Internet HTML and the World Wide Web Working with HTML documents Dynamic HTML and Style Sheets Overview of JavaScript Using JavaScript to Handling Form and BOM and DOM Web Page Programming with HTML,DHTML & JavaScript/Session 1/ of 22 Bibliography       Web Page Programming with HTML, DHTML & JavaScript (Aptech) Mastering the Internet (Glee Harrah Cady) JavaScript (Laura Lemay) Beginning JavaScript (Paul Wilton) JavaScript Programming for the Absolute Beginner (Premier Press) JavaScript Application Cookbook (O'Reilly) Web Page Programming with HTML,DHTML & JavaScript/Session 1/ of 22 Introduction and Hyperlinks Session Objectives       Describe Internet Describe HTML Write a simple HTML document Use Hyperlinks in HTML documents Use Tag Use special Characters in HTML documents Web Page Programming with HTML,DHTML & JavaScript/Session 1/ of 22 Introduction to Internet    The Internet is an international network of computers that are all connected together The Internet is the world’s largest computer network The Internet is referred to as a network of networks Internet Web Page Programming with HTML,DHTML & JavaScript/Session 1/ of 22 A Brief history of the Internet   In the year 1969, the Department of Defence (DOD), U.S.A, built a network called ARPANET The ARPANET started with just four computers on the network      University of California at Los Angeles University of California at Santa Barbara Stanford University (also in California) University of Utah in Salt Lake City ARPANET became so popular that all the Web Page Programming with universities in the countryHTML,DHTML wanted to join it & JavaScript/Session 1/ of 22 A Brief history of the Internet (cont)     By 1972, there was 40 different sites attached to ARPANET In 1980, another network called the Computer Research Network (CSNET) was linked to the ARPANET The CSNET was created to connect several independent networks This was the birth of the Internet In the latter half of 1980, the National Science Foundation also built its own network called NSFNET which was also linked to the other two main networks Web Page Programming with NSFNET being a better network, became the main HTML,DHTML network linking the other networks on the&Internet JavaScript/Session 1/ of 22 Advantage of the Internet  Anyone can use the Internet for information and communication purposes      You can send and receive electronic mail Retrieve information Read or Write messages in newsgroups Browsing the World Wide Web Online Shopping Web Page Programming with HTML,DHTML & JavaScript/Session 1/ of 22 Connection Mechanism   Protocols are rules or standards that are followed by computers to communicate with each other on a network Protocols – There are followed to access the resources over the Web   Hypertext Transfer Protocol (HTTP) is the protocol used by WWW Simple Mail Transfer Protocol (SMTP) is the protocol used to transferWeb electronic mail Page Programming with HTML,DHTML & JavaScript/Session 1/ 10 of 22 Choosing Alignment of text Value Left Description The text is displayed on the left Center The text is centered within both the margins Right The text is displayed on the right Justify The text is justified along both the margins Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 23 of 22 Using special characters     Greater than (>)  > Less than ([...]... with conduct transactions, HTML,DHTML and so on & JavaScript/Session 1/ 15 of 22 HTML syntax: Welcome to HTML My first HTML document Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 16 of 22 Displaying the page Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 17 of 22 Browsers and Editors   Browsers  Netscape's... at a nominal cost Making friends and participating in a discussion Send and receive electronic greetings from friends and relatives It gives up-to-date information and immediate call-for-action It facilitates efficient communication among people situated in different geographical areas Web Page Programming with with lesser costs HTML,DHTML & JavaScript/Session 1/ 11 of 22 Applicability of the Internet... JavaScript/Session 1/ 25 of 22 Hyperlinks Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 26 of 22 Introduction to Hyperlinks  Types of Links  Internal Links : These are links to sections within the same document or within the same web site  External Links : These are links to pages on other web sites or servers Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 27 of 22 Internal and External... Provider provide you with connectivity to the Internet Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 14 of 22 Introduction to HTML   HTML is a MARKUP language Using HTML tags and elements, we can:  Control the appearance of the page and the content  Publish online documents and retrieve online information using the links inserted in the HTML document  Create on-line forms These forms... HTML,DHTML & JavaScript/Session 1/ 18 of 22 HTML Tags  HTML tag is used to mark the beginning and end of an HTML document  The HTML tag is comprised of:    Element - identifies the tag Attribute - describes the tag Value - the content that is assigned to the Web Page Programming with attribute HTML,DHTML & JavaScript/Session 1/ 19 of 22 Structure of an HTML... Programming with Web sites – made up of HTML,DHTML Web Pages & JavaScript/Session 1/ 13 of 22 Accessing the World Wide Web  The Internet can be accessed via a combination of a computer, a modem and a phone line    A modem can be attached to a computer and to the regular phone line It can then be used for dial-up and establishing a connection to the Internet Internet Service Provider provide you... & JavaScript/Session 1/ 28 of 22 Creating Hyperlinks  To create a hyperlink, we have to specify two components:    The full address or URL of the file to be linked The hotspot that will provide the link The hotspot may be a line of text or even an image URL Types   Absolute URL Relative URL Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 29 of 22 Anchor Tag and HREF  The syntax... & JavaScript/Session 1/ 30 of 22 Linking     Linking to other documents  Absolute pathnames  Relative pathnames Linking to sections of the same document Linking to a specific point is another document Using e-mail Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 31 of 22 Navigation around the web site        Linear layout Hierarchical layout Image maps Hyperlinks Sub-pages...         Net Banking On-line education system It allows online shopping and online trading On-line employment Go through the catalog of a library Visit an electronic zoo or museum Find out most popular programming languages Web Page Programming with Download interesting software HTML,DHTML & JavaScript/Session 1/ 12 of 22 The World Wide Web    One of the subsets of Internet is the World Wide... fun Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 20 of 22 Paragraphs Welcome to HTML This is going to be real fun Another paragraph element Web Page Programming with HTML,DHTML & JavaScript/Session 1/ 21 of 22 Breaks Welcome to HTML
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