app/assets/javascripts/spina/admin/forms.coffee
$(document).on 'click', '.structure-form-menu ul li a', (e) ->
$structureForm = $(this).parents('.structure-form')
$(this).parent('li').siblings().removeClass('active')
$(this).parent('li').addClass('active')
$structureForm.find('.structure-form-pane').removeClass('active')
$($(this).attr('href')).addClass('active')
e.preventDefault()