tailieunhanh - Learning Web Design Third Edition- P19

Learning Web Design Third Edition- P19:Everything you need to know to create professional web sites is right here. Learning Web Design starts from the beginning defining how the Web and web pages work and builds from there. By the end of the book, you'll have the skills to create multi-column CSS layouts with optimized graphic files, and you'll know how to get your pages up on the Web. | Everything You ve Wanted to Know About HTML But Were Afraid to Ask for marking up shared documents from scratch he used SGML Standard Generalized Markup Language as the basis for what he coined the Hyper text Markup Language HTML for short . He took many elements such as p and hl through h6 right from SGML then invented the anchor a element for adding hypertext links. Early versions of HTML HTML and HTML built on Tim s early work with the intent of making it a viable publishing option for a greater worldwide audience. HTML gets muddied. In 1994 Mosaic Communications introduced the Netscape browser and took the Web by storm. Their most notable contribution to web technology was the introduction of many proprietary extensions to HTML that improved the presentation of web documents in Netscape only naturally . When Microsoft finally entered the browser scene in 1996 with Internet Explorer they countered by developing their own proprietary HTML extensions and web technologies. This divisive one-upping is generally referred to as the Browser Wars and we are still living with the fallout. HTML Version History Here is a quick look at HTML s bumpy history. The original HTML draft. Tim Berners-Lee based his original markup language for hypertext documents on the syntax and elements in SGML but added the anchor a element for adding hypertext links. To see a very early version of HTML see this document dated 1992 History 19921103-hypertext hypertext WWW MarkUp . HTML . This version of HTML written by Dave Raggett in 1993 and 1994 builds upon Berners-Lee s original version adding elements such as figures tables and forms. Many of the ideas developed here made it into later versions but the specific elements such as fig for figures were left behind. You can see it at MarkUp HTMLPlus . HTML . This was a proposed standard developed by Tim Berners-Lee and the HTML Working Group at IETF Internet Engineering Task Force in .