Bootstrap and Prototype Conflicts Workaround - http://www.softec.lu/site/DevelopersCorner/BootstrapPrototypeConflict

bs-proto-fix.coffee

jQuery.noConflict()
if Prototype.BrowserFeatures.ElementExtensions

  disablePrototypeJS = (method, pluginsToDisable) ->

    handler = (event) ->
      event.target[method] = undefined
      setTimeout ->
        delete event.target[method]
        return
      , 0
      return

    pluginsToDisable.each (plugin) ->
      jQuery(window).on method + '.bs.' + plugin, handler
      return
    return

  pluginsToDisable = [
    'collapse'
    'dropdown'
    'modal'
    'tooltip'
    'popover'
    'tab'
  ]
  disablePrototypeJS 'show', pluginsToDisable
  disablePrototypeJS 'hide', pluginsToDisable