My files (code for this html^^):

tree -H '.' -L 1 --noreport --charset utf-8 > index.html

.
├── a.png
├── gnomecommand.png
├── hello.txt
├── index.html
└── susanne.txt

tree v1.6.0 © 1996 - 2011 by Steve Baker and Thomas Moore
HTML output hacked and copyleft © 1998 by Francesc Rocher
Charsets / OS/2 support © 2001 by Kyosuke Tokoro