static/admin/TinyMCETextArea.js
function () {
        var me = this;

        if (me.intializationInProgress) {return me; }

        if (!me.wysiwygIntialized) { return me; }

        var ed = tinymce.get(me.getInputId());
        if (ed) {
            ed.save();
        }

        tinyMCE.execCommand('mceRemoveControl', false, me.getInputId());

        me.wysiwygIntialized = false;

        return me;
    }
function () {
        var me = this;

        if (me.intializationInProgress) {return me; }

        if (!me.wysiwygIntialized) { return me; }

        var ed = tinymce.get(me.getInputId());
        if (ed) {
            ed.save();
        }

        tinyMCE.execCommand('mceRemoveControl', false, me.getInputId());

        me.wysiwygIntialized = false;

        return me;
    }
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