html_handler = (args, out, request, url_parts) ->
fs.readFile 'index.html', 'utf8', (err, data) ->
if err
- return out.end 'Server failed to read index.html'
+ return out.end "Server failed to read index.html: #{err}"
out.end data
clean_pathname_regex = new RegExp('[^a-zA-Z/_.-]')