App_Settings =
{
    settingsChanged: false,
    prevMode: {},

    init: function (id)
    {
        $('#' + id + ' input, #' + id + ' textarea, #' + id + ' select').each(function(i) {
            var type = $(this).attr('type');
            if ('hidden' != type && 'submit' != type && 'button' != type) {
                $(this).bind('change', function() {
                    App_Settings.settingsChanged = true;
                });
            }
        });

        $('#' + id + ' #btnSubmit').bind('click', function(e) { App_Settings.settingsChanged = false; });

        var clickEvents = document.getElementById('btnCancel').onclick;
        document.getElementById('btnCancel').onclick = null;

        var btnCancel = $('#' + id + ' #btnCancel');
        $(btnCancel).bind('click', function(e) { App_Settings.settingsChanged = false; });
        $(btnCancel).bind('click', clickEvents);

        window.onbeforeunload = function (e) {
            /**
             * для ІЕ не перепитую ніяких підтверджень, проблеми з викликати onbeforeunload. Створив на це Task 20457.
             */
            if (!navigator.userAgent.match(/MSIE/) && App_Settings.settingsChanged) {
                return "You've made the changes to the form.\nYou will lost the changes if you leave the page.";
            }
        };

        App_Settings.initCkEditorEvents();
    },

    initCkEditorEvents: function ()
    {
        if (typeof CKEDITOR != 'undefined') {
            CKEDITOR.on('instanceReady', function (event) {
                App_Settings.prevMode[event.editor.name] = event.editor.mode;
                event.editor.on('mode', function (event) {
                    App_Settings.prevMode[event.editor.name] = event.editor.mode;
                });

                event.editor.on( 'change', function (event) {
                    if (event.editor.mode == App_Settings.prevMode[event.editor.name]) {
                        if (event.editor.checkDirty() == true) {
                            App_Settings.settingsChanged = true;
                        }
                    }
                });
            });
        }
    }
};