You can simply include /dist/logdna-logger.js file to your browser page with defined config options listed below.
When including library to browser please define variables (default value is below)
var AppEnvironment = 'development';
var APP_NAME ='default_application_name';
var LOGDNA_INGESTION_KEY = '';
To compile logger for your application run command
npm install
browserify index.js | uglifyjs> dist/logdna-logger.js