Check the existence of filename argument

Fix misuse of result string

Fix

Set first photo by URL

Update MyHobby.html

Update MyHobby.html

Update MyHobby.html

Update README.md

Update README.md

Update README.md

Update vrtour.html

Update MyHobby.html

Update MyHobby.html

Update MyHobby.html

Create style.css

Create MyHobby.html

Delete MyHobby.html

Create MyHobby.html

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv

Update picture.csv