Add web arrow key navigation text

webserver.py

@@ -1,10 +1,10 @@
 #!/usr/bin/python3
 '''
 written by Claude Pageau See https://github.com/pageauc/speed-camera
-
 Tracks largest moving object in camera view and calculates speed based on calibration data.
+This webserver allows viewing images and reports
 '''
-import cgi
+# import cgi
 import html
 import os
 import subprocess
@@ -18,7 +18,7 @@
 from http.server import SimpleHTTPRequestHandler
 from io import BytesIO
 
-PROG_VER = "ver 13.1 written by Claude Pageau modified by Alexandre Strube for python3 compatibility"
+PROG_VER = "ver 13.2 written by Claude Pageau modified by Alexandre Strube for python3 compatibility"
 
 SCRIPT_PATH = os.path.abspath(__file__)   # Find the full path of this python script
 BASE_DIR = os.path.dirname(SCRIPT_PATH)   # Get the path location only (excluding script name)

webserver.txt

@@ -22,6 +22,9 @@ be displayed when in web server root folder.
 Use browser refresh button to update web page and
 display most recent data.
 
+Optionally Use < Left or Right > Keyboared arrow keys
+to scroll through directory list.
+
 This web server can display other types of content.
 Web pages with javascript, css Etc will run.
 If a folder has an index.html it will take over