Introduction To Web
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Introduction to the Web
Nick DeNardisWayne State University
Office of Marketing and Communications
February, 26, 2008 mac.wayne.edu1
the web is square
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five main elements
• HTML (just text)
• CSS (just text)
• Images (compression is key)
• Javascript (for added functionality)
• Flash (cross platform interactivity)
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an http request
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detailed page load
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a basic web page
html tag<a href=”http...” target=”_blank” title=”Go...”>Text</a>
<img src=”http..” width=”1” height=”1” alt=”...” />
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document object model
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headers
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other common tags
• p - paragraph• a - anchor• img - image• em - emphasis• strong - bold• ul, ol - unordered and ordered list• li - list item• br - line break• div, span - placeholders• dl - definition list• dt, dd - definition title, definition description
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block vs inline
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block vs inline
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cascading style sheets• Separation of structure and presentation
• Positioning on screen
• Backgrounds and images
• Fonts and readability
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adding style
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css media
• all - applied to all
• handheld - mobile phone
• print - when transfered to printer
• screen - for color computer screens
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css syntax
• body { color: #000000; margin: 0px;}
• #content {}
• .alert {}
• #content .alert {}
• dl.news dt {}
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some css properties
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css positioning
• Browser Support• IE6 & IE7• Firefox 2 & FF3• Safari 3• Opera 9
• Methods• Float Clear• Relative Positioning• Absolute Positioning
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css box model
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box model expanded
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float clearing
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overall document structure
• <div id=”container”>
• <div id=”header”>...</div>
• <div id=”navigation”>...</div>
• <div id=”content”>...</div>
• <div id=”related-info”>...</div>
• <div id=”footer”>...</div>
• </div>
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designing on a grid
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images
• Keep file size down
• User background colors where possible
• Combine images where possible
• Always use alternate tags to describe
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designing from the html out
• Start from the HTML
• Structure the content and DOM
• Position elements for the screen
• Add style and images
• Format for Print and Mobile
• Become comfortable with the constraints of the web
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resources
• Web Design from Scratchhttp://webdesignfromscratch.com/
• Semantic (X)HTMLhttp://microformats.org/wiki/semantic
• CSS Propertieshttp://htmldog.com/reference/cssproperties/
• More to come
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