Placeholder fallback

gistfile1.coffee

    # ------ HTML5 Placeholder fallback ---------
    unless Modernizr.input.placeholder
      $("[placeholder]").focus(->
        input = $(this)
        if input.val() is input.attr("placeholder")
          input.val ""
          input.removeClass "placeholder"
      ).blur(->
        input = $(this)
        if input.val() is "" or input.val() is input.attr("placeholder")
          input.addClass "placeholder"
          input.val input.attr("placeholder")
      ).blur()
      $("[placeholder]").parents("form").submit ->
        $(this).find("[placeholder]").each ->
          input = $(this)
          input.val ""  if input.val() is input.attr("placeholder")