update *html menu (add typing)

changed array.rb, array_rand.rb

add banner.rb, quizmihon.rb, stopwatch.rb

changed beginning of program to #!/usr/bin/env ruby

changed name from link to lectures, changed the directory name of *.html 授業リンク集 from link to lectures

プログラム訂正

add link

add img/access.jpg, change index,what,qa,parents.html css/main.css

change index.html

index << free, qa << kaisuu

changed main.css background

change css

rm .*

shusei qa.html

shusei html

change qa.html

add parents.html, change *.html

add css

add img.jpg what.html, changed html css

add syllabus.html, img resize, html css changed

change main.css

add what.html

change html

add html

initial commit

Add README.md

typo (reh=)

Add welcome message

Include main.css

Create main.css