1. Placing Relative Links A link in file page.html refers to a referenced file ref.html by relative link: link page.htmlref.html "ref.html" "folder/ref.html" "../ref.html" ref.html is higher than page ref.html is lower than page

2. Finding Your Way Around A student wrote email last week... What should the student have done? Prof. Snyder: You said the link to the FIT100 home page was on the [paper] syllabus, but only the Web page for the calendar was there: http://www.cs.washington.edu/education/courses/100/04wi/calendar/ What’s the class homepage link?

3. Searching the WWW Locating the right information on the WWW requires effort Read Chapter 5

4. Looking In the Right Place The WWW is not the first place to look Go directly to a site -- www.irs.gov Go to right sight -- dictionary.cambridge.org Go to the library -- www.lib.washington.edu OR www.mpcfaculty.net/library/www.lib.washington.edu Go for the kind of information you want -- www.npr.org Ask, “What site provides this information?” Guessing a site’s URL is often very easy, making it a fast way to find information

5. Search Engines No one controls what’s published on the WWW... it is totally decentralized To find out, search engines crawl Web  Two parts Crawler visits Web pages building an index of the content Query processor checks user requests against the index, reports on known pages Only a fraction of the Web’s content is crawled

6. Google Advanced

7. Search for  Boolean Queries Search Engine words are independent  Words don’t have to occur together To be explicit about occurrences use Boolean queries and quotes  Logical Operators: AND, OR, NOT monet AND water AND lilies “van gogh” OR gauguin vermeer AND girl AND NOT pearl Mona Lisa

8. Queries Searching strategies …  Limit by top level domains or format  Find terms most specific to topic  Look elsewhere for key words, e.g. bio  Use exact phrase only when universal  If too many hits, requery  “Search within results” using “-”  Once found, ask if site is best source

9. Truth on the Web Much Web information is wrong Using the Web effectively means recognizing quality information Information from reliable organizations is usually preferred -- check out ownership Look for accuracy, currency, … Follow links to verify that the content supports the original page Best: Locate independent verification

10. A Bogus Site lme.mnsu.edu/akcj3/bmd.html

11. True Site, Bogus Implication www.dhmo.org

12. Project 1 Create a bogus (fictitious) Web page To appreciate how easy it is fake quality info you will build a bogus Web page Modify photograph, changing its meaning Write misleading text Add “authenticity” links, fake credentials...  Your page should look as legitimate as possible, but contain false information

13. Project 1 Details on Web You will …  Write page in HTML  Find/take a photo  Modify w/ Photoshop  Find “supporting” links  Milestones Due Next Week: Web page plans w/raw photos Due in 3 Weeks: Web page + modified photo Example Topics Hurricane Katrina/Ophelia An MPC “Scandal” ? Supreme Court Selection Recent National/Int’l Story Errors in Google Results ?

14. Here’s How It Works Follow these steps:  Create your page locally  When finished, publish it on the server  Print off a copy and turn it in in class  Leave your page unchanged until grading is complete We will check the timestamps

15. Stumped? Try these for ideas Hurricane Katrina/Ophelia was caused by … flood waters revealed ancient … Cuba comes to aid of New Orleans An MPC “Scandal” student gambling ring fixes football games pirated CDs found in old library basement Supreme Court Selection unpublished testimony from John Roberts

16. Stumped? Try these for ideas Recent National/Int’l Story Europe strikes down Software Patents Errors in Google Results ? pages returned regarding political news items don’t always appear reliable

17. Project1 part A due Next week Plan Web Page in HTML: Title 1. What you intend to do 2. Un-modified pictures ( 1 or 2 ) 3. Source of pictures, are they public domain? 4. True context – what pictures really represent 5. Fictional context -- What “story” the pics will show 6. Links to three sites that help authenticate yours Work at home, print from PC, post when you get to class

18. Part A Example: Mars rover uncovers strange “fossil”? 1) Intend to show bone sticking out of Mars cliff/crater 2) Pictures from a) jpl.nasa.gov, b) utah fossil beds 3) From Mars rover, and paleo research 4) Rover exploring crater, saber tooth tiger bone in Utah 5) While looking for signs water, rover discovers bone – like object 6) Links …jpl/mars, rover mission, extraterrestrial life group, SETI, etc

19. Project 1 Grading, 20 pts total Part A (2 pts ea) Complete Plan is doable Raw images Proper references On time Part B (2 pts ea) Complete Spelling, grammar Modified Image Believable story On time Effort!!! (extra) Offensive -4 !!!