app/assets/javascripts/allow_participation.js.coffee
App.AllowParticipation =
initialize: ->
$(document).on {
'mouseenter focus': ->
$(this).find(".js-participation-not-allowed").show()
$(this).find(".js-participation-allowed").hide()
mouseleave: ->
$(this).find(".js-participation-not-allowed").hide()
$(this).find(".js-participation-allowed").show()
}, ".js-participation"
false