Please don't use History.js. It's not maintained and has over 100 issues. Use jQuery Address and remember to read the documentation.

Example usage:

# muy importante
$.address.state('/') 
# mas importante
$.address.value(window.location.pathname + window.location.search)
# donde ocurre
$.address.change (event) ->
  loadPage()

Another example:

$.address
  .state('/')
  .path(window.location.pathname + window.location.search)
  .change (event) =>
    loadPage()

jQuery address examples