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HCI 201 Multimedia and the www Multimedia & The World Wide Web winny HCI 201 Multimedia and the www Review! winny HCI 201 Multimedia and the www URL: Universal Resource Locator • Four parts to each one (some parts optional) – Protocol – Domain name or server IP address – Director(ies) – File name http://facweb.cs.depaul.edu/yqwang/index.htm Protocol Domain Name Directory File Name winny HCI 201 Multimedia and the www HTML Skeleton <html> <head> <title>Title of this web page</title> </head> <body> Stuff you want to present on this page </body> </html> winny HCI 201 Multimedia and the www The Flesh on an HTML document • Tags + Contents + Comments • Comments <!-- some explanation of your code --> • Contents <body> - Text (included) - Multimedia obj & pictures are linked winny HCI 201 Multimedia and the www Tools for the Web Designer • An editor – Text editor – Dreamweaver/FrontPage, etc • A browser – Not really necessary, but you want to test your work • A connection to the Internet and access to a web server. winny HCI 201 Multimedia and the www Controlling page layout with tables • Separate pages into different sections - Create one table for the entire page. - Add content into cells: Text Images Forms Tables … Link list Company logo Image winny HCI 201 Multimedia and the www Nesting Tables winny HCI 201 Multimedia and the www Nesting Tables winny HCI 201 Multimedia and the www Organization and Site Structure • Organizing your site carefully from the start can save you frustration and time later on • Break down your site into categories and put related pages in the same folder winny HCI 201 Multimedia and the www Your local files structure Lab machine Define site! Assignments Homepage: Index.htm Your folder page1 page2 page3 Pic folder Images Media folder pic1 animation pic2 sound pic3 winny HCI 201 Multimedia and the www Your directory structure DePaul Student Server public_html lab machine web folder winny HCI 201 Multimedia and the www Your directory structure your account (root) mail Assignments Homepage Index.htm public_html page1 page2 page3 Pic folder Images Media folder pic1 animation pic2 sound pic3 winny HCI 201 Multimedia and the www A More Elaborate Site Root Main Page Company Services Service A Service B Images Products Product A Product B Images ProductA.jpg ProductB.jpg About Us Company History Bios Images Contact Images Images Photo1.jpg Logo.gif winny HCI 201 Multimedia and the www Source File Management • You should ... – Establish and follow file naming conventions • Lowercase • Underscore between words – Keep a copy of all source files in your possession • Don't rely on DePaul, your employer, or your ISP to keep your work winny HCI 201 Multimedia and the www Source File Management • You should ... – Make a working copy of files before making sweeping changes, then use the working copy once you are sure everything works – Create an archive of sources that you are not actively using, but may want to use sometime winny HCI 201 Multimedia and the www Error Checking • ALWAYS check and double-check the site for spelling and grammatical errors • Make sure the images and links are all working properly (TEST!!!) • Errors make a site appear to be unprofessional winny HCI 201 Multimedia and the www Troubleshooting • Make sure you refresh your browser if you have made a repair to the code and come back to look at it again winny HCI 201 Multimedia and the www Before you start it is important to determine what the site will look like and how it will be organized! winny HCI 201 Multimedia and the www Content matters most! Prepare it as much as possible, as early as possible. • What content already exists and what must be created? • How often does the content change, or should it change? • What resources are required to create and maintain the site? winny HCI 201 Multimedia and the www Content Brainstorm ideas for your website! Organize the content into clear and intuitive categories. What’s the navigational structure – roadmap? winny HCI 201 Multimedia and the www Make the content readable • Good combinations for web page Blue on White Yellow on Black White on Gray Red on Pink • Bad combinations for web page Yellow on White Blue on Purple Red on Green Green on Orange winny HCI 201 Multimedia and the www Content to prepare: • Images – Logos – Products – Decorative – Navigational • Information – Articles – News – Calendar of events – Contact names and numbers – Reference material winny HCI 201 Multimedia and the www Page Design – Style: What's the overall impression you're trying to create? – Layout: Will the page composition be conventional or unconventional? How will the different elements be arranged into visual groupings? How will the navigation options be presented? – Words: Which tone of voice is best for the site's purpose and audience? • Page design ideas should first be sketched out on paper. Working out your ideas on paper allows you to quickly explore different design ideas winny HCI 201 Multimedia and the www Web Design • The heart of design is communication. • The basic rule for any design is “Form follows function.” • Design must support function to the fullest extent possible. • Think of web site navigation. • The coordination between form and function is invisible to the user when done well and painfully obvious when it is not. winny HCI 201 Multimedia and the www Page content hierarchies • Most important elements should be at the top/left of the page • Consider monitor size/resolution • Left to right winny HCI 201 Multimedia and the www Page Design– make decision • Shape as a design Element: – Square/round/wavy? • Choose a set of color palette • Keep those decision consistency • Visual design should reflect – The purpose of the site – The identity of the Web site sponsor – And contribute to the site's usability winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www Unity winny HCI 201 Multimedia and the www Direction winny HCI 201 Multimedia and the www Direction winny HCI 201 Multimedia and the www Color-> feeling, some samples: winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www winny HCI 201 Multimedia and the www Then, make decision: • Functionality – Static pages – Forms – Commerce – Multimedia – Chat – Search – Login – Database-driven winny HCI 201 Multimedia and the www Flowcharting • Try arranging your content in different ways to find the best fit, should information be – Presented alphabetically? – Grouped into categories? – Presented along a timeline? – Sorted from simple to complex? – Organized into a hierarchy? • With these things in mind, you can construct a flowchart showing the structure of the Web site as a whole • A good flowchart of your site design shows -- How pages will be organized -- & the paths between pages winny HCI 201 Multimedia and the www Design • Most people visit Websites to find information or to accomplish some task – The content of the site should be organized in a way that is meaningful and useful to the intended audience • Users need a logical structure so they know where they are and how they get there • It is important to anticipate what the user will want to do, how he or she will use each section of the site, and in what order winny HCI 201 Multimedia and the www Web Aesthetics • Speed – Do more with less – Use images sparingly – Select the most suitable image format (jpeg/gif/png) – The more high-bandwidth media you use, the more you will limit your audience winny HCI 201 Multimedia and the www Navigation • Most people ask four basic questions when they are getting around (anything).. – Where am I? – Where can I go? – How will I get there? – How can I get back to where I once was? winny HCI 201 Multimedia and the www Navigation • Navigation that really works should... – Be easily learned – Remain consistent – Provide feedback – Appear in context – Offer alternatives – Communicate the site hierarchy – Provide clear visual messages – Be appropriate to the site's purpose – Support users' goals and behaviors winny
