Merge pull request #15 from SMU-SIS/gh-pages

updating my repo...
Merge pull request #83 from ruijunhuang2010/gh-pages

link up practice game
Merge pull request #84 from ruijunhuang2010/gh-pages

fix bugs for normal practice game
Merge pull request #16 from SMU-SIS/gh-pages

updating my repo...
Updating cosmetic changes

Amendments to Navigation bar in index.html, cosmetic changes to normal
and drag-n-drop play pages
Merge pull request #85 from ShaikDawood/gh-pages

updates
story.html mockuo
Merge pull request #15 from SMU-SIS/gh-pages

update