app/assets/javascripts/alchemy/user_manual.js.coffee
$ ->
# Because of the toolbar at the top, all anchor links scroll to their targets with an offset
$('.user_manual a[href^="#"]').on 'click', (e) ->
e.preventDefault()
$target = $("a[name=#{$(@).attr('href').split('#')[1]}]")
$("html, body").animate
scrollTop: $target.offset().top - '85'
, 200