             hits       : []
             search_str : null
             search_sel : null
+            submittable: false
             cat1_top   : ["Intro", "Tutorial", "Help"]
     hide: =>
         @set(show: false)

            @init_data(DATA)
    data_lang: () ->
        @get('data').get(@get('lang'))
    select_lang: (lang) ->
        @reset()
        catlist0 = @get('data').get(lang).keySeq().toArray().sort(@cat_sort)
        @set
            lang     : lang
            catlist0 : catlist0
        if catlist0.length == 1
            @set_selected_category(0, catlist0[0], 0)
    search: (search_str) ->
        @reset()
        if not search_str? or search_str.length == 0

##############################################################################
#
#    SageMathCloud: A collaborative web-based interface to Sage, IPython, LaTeX and the Terminal.
#
