Helper for embedding an iframe right after this script node. Also includes some css and javascript insert methods. Can limit the iframe to specific size.

embedder.coffee

class Embed
  embedded: false
  width: 250
  height: 250
  name: "something"
  baseURL: "//s3-eu-west-1.amazonaws.com/some-bucket"

  constructor: (@script) ->
    @width = @script.width if @script.width
    @height = @script.height if @script.height
    @name = @script.id if @script.id

    @embed()

  embed: (object) ->
    @after @iframe()

  after: (dom) ->
    @script.parentNode.insertBefore dom, @script.nextSibling

  iframe: (object) ->
    url = [@baseURL, @name, ".html", '#', @width, 'x', @height].join("")

    iframe = document.createElement("IFRAME")
    iframe["src"] = url
    iframe["style"].width = @width + 'px'
    iframe["style"].height = @height + 'px'
    iframe["frameBorder"] = 0
    iframe

  attachScripts: (sources) ->
    for plugin in sources
      ((source)->
        script = document.createElement("script")
        script.setAttribute "src", source
        document.getElementsByTagName("body")[0].appendChild script
      )(plugin)
      
  attachStyles: (sources) ->
    for style in sources
      ((source)->
        css = document.createElement("link")
        css.setAttribute "href", source
        document.getElementsByTagName("head")[0].appendChild css
      )(style)

#attach it!
arrScripts = document.getElementsByTagName('script')
scriptTag = arrScripts[arrScripts.length - 1]

new Embed scriptTag