/**
 * WYSIWYG - jQuery plugin 0.96
 * (Pretty girl)
 *
 * Copyright (c) 2008-2009 Juan M Martinez, 2010-2011 Akzhan Abdulin and all contributors
 * https://github.com/akzhan/jwysiwyg
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 */

/*jslint browser: true, forin: true */

(function ($) {
    /* Wysiwyg namespace: private properties and methods */

    var console = window.console ? window.console : {
        log: $.noop,
        error: function (msg) {
            $.error(msg);
        }
    };

    function dec2hex(i, leading_zeros) {
        var result = "0";
        if (leading_zeros) {
            result = "0000";
        }

        if (i < 0) {
            console.log("dec2hex: Below zero");
        }
        else if (i < 16)    {
            result = ((leading_zeros) ? "000" : "") + i.toString(16);
        }
        else if (i < 256)   {
            result = ((leading_zeros) ? "00" : "")  + i.toString(16);
        }
        else if (i < 4096)  {
            result = ((leading_zeros) ? "0" : "")   + i.toString(16);
        }
        else if (i < 65536) {
            result =                                  i.toString(16);
        }
        else {
            console.log("dec2hex: Oops");
        }

        return result;
    }
	
    function Wysiwyg() {
        this.controls = {
            bold: {
                groupIndex: 0,
                visible: true,
                tags: ["b", "strong"],
                css: {
                    fontWeight: "bold"
                },
                tooltip: "Bold",
                hotkey: {
                    "ctrl": 1,
                    "key": 66
                }
            },

            copy: {
                groupIndex: 8,
                visible: false,
                tooltip: "Copy"
            },
            colorpicker: {
                groupIndex: 11,
                visible: true,
                css: {
                    "color": function (cssValue, Wysiwyg) {
                        var document = Wysiwyg.innerDocument(),
                        defaultTextareaColor = $(document.body).css("color");

                        if (cssValue !== defaultTextareaColor) {
                            return true;
                        }

                        return false;
                    }
                },
                exec: function() {
                    if ($.wysiwyg.controls.colorpicker) {
                        $.wysiwyg.controls.colorpicker.init(this);
                    }
                },
                tooltip: "Colorpicker"
            },
            fullscreen: {
                groupIndex: 12,
                visible: true,
                exec: function () {
                    if ($.wysiwyg.fullscreen) {
                        $.wysiwyg.fullscreen.init(this);
                    }
                },
                tooltip: "Fullscreen"
            },
            createLink: {
                groupIndex: 6,
                visible: false,
                exec: function () {
                    var self = this;
                    if ($.wysiwyg.controls && $.wysiwyg.controls.link) {
                        $.wysiwyg.controls.link.init(this);
                    } else if ($.wysiwyg.autoload) {
                        $.wysiwyg.autoload.control("wysiwyg.link.js", function () {
                            self.controls.createLink.exec.apply(self);
                        });
                    } else {
                        console.error("$.wysiwyg.controls.link not defined. You need to include wysiwyg.link.js file");
                    }
                },
                tags: ["a"],
                tooltip: "Create link"
            },

            cut: {
                groupIndex: 8,
                visible: false,
                tooltip: "Cut"
            },

            decreaseFontSize: {
                groupIndex: 9,
                visible: false && !($.browser.msie),
                tags: ["small"],
                tooltip: "Decrease font size",
                exec: function () {
                    this.decreaseFontSize();
                }
            },

            h1: {
                groupIndex: 7,
                visible: true,
                className: "h1",
                command: ($.browser.msie || $.browser.safari) ? "FormatBlock" : "heading",
                "arguments": ($.browser.msie || $.browser.safari) ? "<h1>" : "h1",
                tags: ["h1"],
                tooltip: "Header 1"
            },

            h2: {
                groupIndex: 7,
                visible: true,
                className: "h2",
                command: ($.browser.msie || $.browser.safari)	? "FormatBlock" : "heading",
                "arguments": ($.browser.msie || $.browser.safari) ? "<h2>" : "h2",
                tags: ["h2"],
                tooltip: "Header 2"
            },

            h3: {
                groupIndex: 7,
                visible: true,
                className: "h3",
                command: ($.browser.msie || $.browser.safari) ? "FormatBlock" : "heading",
                "arguments": ($.browser.msie || $.browser.safari) ? "<h3>" : "h3",
                tags: ["h3"],
                tooltip: "Header 3"
            },

            highlight: {
                tooltip:     "Highlighft",
                className:   "highlight",
                groupIndex:  1,
                visible:     false,
                css: {
                    backgroundColor: "rgb(255, 255, 102)"
                },
                exec: function () {
                    var command, node, selection, args;

                    if ($.browser.msie || $.browser.safari) {
                        command = "backcolor";
                    } else {
                        command = "hilitecolor";
                    }

                    if ($.browser.msie) {
                        node = this.getInternalRange().parentElement();
                    } else {
                        selection = this.getInternalSelection();
                        node = selection.extentNode || selection.focusNode;

                        while (node.style === undefined) {
                            node = node.parentNode;
                            if (node.tagName && node.tagName.toLowerCase() === "body") {
                                return;
                            }
                        }
                    }

                    if (node.style.backgroundColor === "rgb(255, 255, 102)" ||
                        node.style.backgroundColor === "#ffff66") {
                        args = "#ffffff";
                    } else {
                        args = "#ffff66";
                    }

                    this.editorDoc.execCommand(command, false, args);
                }
            },

            html: {
                groupIndex: 10,
                visible: false,
                exec: function () {
                    var elementHeight;

                    if (this.options.resizeOptions && $.fn.resizable) {
                        elementHeight = this.element.height();
                    }

                    if (this.viewHTML) {
                        this.setContent($(this.original).val());
                        $(this.original).hide();
                        this.editor.show();

                        if (this.options.resizeOptions && $.fn.resizable) {
                            // if element.height still the same after frame was shown
                            if (elementHeight === this.element.height()) {
                                this.element.height(elementHeight + this.editor.height());
                            }

                            this.element.resizable($.extend(true, {
                                alsoResize: this.editor
                            }, this.options.resizeOptions));
                        }
						
                        this.ui.toolbar.find("li").each(function () {
                            var li = $(this);

                            if (li.hasClass("html")) {
                                li.removeClass("active");
                            } else {
                                li.attr("disabled", "false");
                            }
                        });
                    } else {
                        this.saveContent();
                        $(this.original).css({
                            width:	this.element.outerWidth() - 6,
                            height: this.element.height() - this.ui.toolbar.height() - 6,
                            resize: "none"
                        }).show();
                        this.editor.hide();
						
                        if (this.options.resizeOptions && $.fn.resizable) {
                            // if element.height still the same after frame was hidden
                            if (elementHeight === this.element.height()) {
                                this.element.height(this.ui.toolbar.height());
                            }

                            this.element.resizable("destroy");
                        }

                        this.ui.toolbar.find("li").each(function () {
                            var li = $(this);

                            if (li.hasClass("html")) {
                                li.addClass("active");
                            } else {
                                if (false === li.hasClass("fullscreen")) {
                                    li.removeClass("active");
                                    li.attr("disabled", "true");
                                }
                            }
                        });
                    }

                    this.viewHTML = !(this.viewHTML);
                },
                tooltip: "View source code"
            },

            increaseFontSize: {
                groupIndex: 9,
                visible: false && !($.browser.msie),
                tags: ["big"],
                tooltip: "Increase font size",
                exec: function () {
                    this.increaseFontSize();
                }
            },

            indent: {
                groupIndex: 2,
                visible: true,
                tooltip: "Indent"
            },

            insertHorizontalRule: {
                groupIndex: 6,
                visible: true,
                tags: ["hr"],
                tooltip: "Insert Horizontal Rule"
            },

            insertImage: {
                groupIndex: 6,
                visible: false,
                exec: function () {
                    var self = this;

                    if ($.wysiwyg.controls && $.wysiwyg.controls.image) {
                        $.wysiwyg.controls.image.init(this);
                    } else if ($.wysiwyg.autoload) {
                        $.wysiwyg.autoload.control("wysiwyg.image.js", function () {
                            self.controls.insertImage.exec.apply(self);
                        });
                    } else {
                        console.error("$.wysiwyg.controls.image not defined. You need to include wysiwyg.image.js file");
                    }
                },
                tags: ["img"],
                tooltip: "Insert image"
            },

            insertOrderedList: {
                groupIndex: 5,
                visible: true,
                tags: ["ol"],
                tooltip: "Insert Ordered List"
            },

            insertTable: {
                groupIndex: 6,
                visible: true,
                exec: function () {
                    var self = this;

                    if ($.wysiwyg.controls && $.wysiwyg.controls.table) {
                        $.wysiwyg.controls.table(this);
                    } else if ($.wysiwyg.autoload) {
                        $.wysiwyg.autoload.control("wysiwyg.table.js", function () {
                            self.controls.insertTable.exec.apply(self);
                        });
                    } else {
                        console.error("$.wysiwyg.controls.table not defined. You need to include wysiwyg.table.js file");
                    }
                },
                tags: ["table"],
                tooltip: "Insert table"
            },

            insertUnorderedList: {
                groupIndex: 5,
                visible: true,
                tags: ["ul"],
                tooltip: "Insert Unordered List"
            },

            italic: {
                groupIndex: 0,
                visible: true,
                tags: ["i", "em"],
                css: {
                    fontStyle: "italic"
                },
                tooltip: "Italic",
                hotkey: {
                    "ctrl": 1,
                    "key": 73
                }
            },

            justifyCenter: {
                groupIndex: 1,
                visible: true,
                tags: ["center"],
                css: {
                    textAlign: "center"
                },
                tooltip: "Justify Center"
            },

            justifyFull: {
                groupIndex: 1,
                visible: true,
                css: {
                    textAlign: "justify"
                },
                tooltip: "Justify Full"
            },

            justifyLeft: {
                visible: true,
                groupIndex: 1,
                css: {
                    textAlign: "left"
                },
                tooltip: "Justify Left"
            },

            justifyRight: {
                groupIndex: 1,
                visible: true,
                css: {
                    textAlign: "right"
                },
                tooltip: "Justify Right"
            },

            ltr: {
                groupIndex: 10,
                visible: false,
                exec: function () {
                    var range = this.getInternalRange(),
                    p = this.dom.getElement("p");

                    if (!p) {
                        return false;
                    }

                    $(p).attr("dir", "ltr");
                },
                tooltip : "Left to Right"
            },

            outdent: {
                groupIndex: 2,
                visible: true,
                tooltip: "Outdent"
            },

            paragraph: {
                groupIndex: 7,
                visible: false,
                className: "paragraph",
                command: "FormatBlock",
                "arguments": ($.browser.msie || $.browser.safari) ? "<p>" : "p",
                tags: ["p"],
                tooltip: "Paragraph"
            },

            paste: {
                groupIndex: 8,
                visible: false,
                tooltip: "Paste"
            },

            redo: {
                groupIndex: 4,
                visible: true,
                tooltip: "Redo"
            },

            removeFormat: {
                groupIndex: 10,
                visible: true,
                exec: function () {
                    this.removeFormat();
                },
                tooltip: "Remove formatting"
            },

            rtl: {
                groupIndex: 10,
                visible: false,
                exec: function () {
                    var range = this.getInternalRange(),
                    p = this.dom.getElement("p");

                    if (!p) {
                        return false;
                    }

                    $(p).attr("dir", "rtl");
                },
                tooltip : "Right to Left"
            },

            strikeThrough: {
                groupIndex: 0,
                visible: true,
                tags: ["s", "strike"],
                css: {
                    textDecoration: "line-through"
                },
                tooltip: "Strike-through"
            },

            subscript: {
                groupIndex: 3,
                visible: true,
                tags: ["sub"],
                tooltip: "Subscript"
            },

            superscript: {
                groupIndex: 3,
                visible: true,
                tags: ["sup"],
                tooltip: "Superscript"
            },

            underline: {
                groupIndex: 0,
                visible: true,
                tags: ["u"],
                css: {
                    textDecoration: "underline"
                },
                tooltip: "Underline",
                hotkey: {
                    "ctrl": 1,
                    "key": 85
                }
            },

            undo: {
                groupIndex: 4,
                visible: true,
                tooltip: "Undo"
            }
        };

        this.defaults = {
            html: '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body style="margin: 0px;">INITIAL_CONTENT</body></html>',
            debug: false,
            controls: {},
            css: {},
            events: {},
            autoGrow: false,
            autoSave: true,
            brIE: true,					// http://code.google.com/p/jwysiwyg/issues/detail?id=15
            formHeight: 270,
            formWidth: 440,
            iFrameClass: null,
            initialContent: "",
            maxHeight: 10000,			// see autoGrow
            maxLength: 0,
            messages: {
                nonSelection: "Select the text you wish to link"
            },
            toolbarHtml: '<ul role="menu" class="toolbar"></ul>',
            removeHeadings: false,
            replaceDivWithP: false,
            resizeOptions: false,
            rmUnusedControls: false,	// https://github.com/akzhan/jwysiwyg/issues/52
            rmUnwantedBr: true,			// http://code.google.com/p/jwysiwyg/issues/detail?id=11
            tableFiller: "Lorem ipsum",
            initialMinHeight: null,

            controlImage: {
                forceRelativeUrls: false
            },

            controlLink: {
                forceRelativeUrls: false
            },

            plugins: { // placeholder for plugins settings
                autoload: false,
                i18n: {lang: "de"},
                rmFormat: {
                    rmMsWordMarkup: false
                }
            }
        };

        this.availableControlProperties = [
        "arguments",
        "callback",
        "className",
        "command",
        "css",
        "custom",
        "exec",
        "groupIndex",
        "hotkey",
        "icon",
        "tags",
        "tooltip",
        "visible"
        ];

        this.editor			= null;
        this.editorDoc		= null;
        this.element		= null;
        this.options		= {};
        this.original		= null;
        this.savedRange		= null;
        this.timers			= [];
        this.validKeyCodes	= [8, 9, 13, 16, 17, 18, 19, 20, 27, 33, 34, 35, 36, 37, 38, 39, 40, 45, 46];

        this.isDestroyed	= false;

        this.dom		= { // DOM related properties and methods
            ie:		{
                parent: null // link to dom
            },
            w3c:	{
                parent: null // link to dom
            }
        };
        this.dom.parent		= this;
        this.dom.ie.parent	= this.dom;
        this.dom.w3c.parent	= this.dom;

        this.ui			= {};	// UI related properties and methods
        this.ui.self	= this;
        this.ui.toolbar	= null;
        this.ui.initialHeight = null; // ui.grow

        this.dom.getAncestor = function (element, filterTagName) {
            filterTagName = filterTagName.toLowerCase();

            while (element && "body" !== element.tagName.toLowerCase()) {
                if (filterTagName === element.tagName.toLowerCase()) {
                    return element;
                }

                element = element.parentNode;
            }

            return null;
        };

        this.dom.getElement = function (filterTagName) {
            var dom = this;

            if (window.getSelection) {
                return dom.w3c.getElement(filterTagName);
            } else {
                return dom.ie.getElement(filterTagName);
            }
        };

        this.dom.ie.getElement = function (filterTagName) {
            var dom			= this.parent,
            selection	= dom.parent.getInternalSelection(),
            range		= selection.createRange(),
            element;

            if ("Control" === selection.type) {
                // control selection
                if (1 === range.length) {
                    element = range.item(0);
                } else {
                    // multiple control selection
                    return null;
                }
            } else {
                element = range.parentElement();
            }

            return dom.getAncestor(element, filterTagName);
        };

        this.dom.w3c.getElement = function (filterTagName) {
            var dom		= this.parent,
            range	= dom.parent.getInternalRange(),
            element;

            if (!range) {
                return null;
            }

            element	= range.commonAncestorContainer;

            if (3 === element.nodeType) {
                element = element.parentNode;
            }

            // if startContainer not Text, Comment, or CDATASection element then
            // startOffset is the number of child nodes between the start of the
            // startContainer and the boundary point of the Range
            if (element === range.startContainer) {
                element = element.childNodes[range.startOffset];
            }

            return dom.getAncestor(element, filterTagName);
        };

        this.ui.addHoverClass = function () {
            $(this).addClass("wysiwyg-button-hover");
        };

        this.ui.appendControls = function () {
            var ui = this,
            self = this.self,
            controls = self.parseControls(),
            hasVisibleControls	= true, // to prevent separator before first item
            groups = [],
            controlsByGroup = {},
            i,
            currentGroupIndex, // jslint wants all vars at top of function
            iterateGroup = function (controlName, control) {
                if (control.groupIndex && currentGroupIndex !== control.groupIndex) {
                    currentGroupIndex = control.groupIndex;
                    hasVisibleControls = false;
                }

                if (!control.visible) {
                    return;
                }

                if (!hasVisibleControls) {
                    ui.appendItemSeparator();
                    hasVisibleControls = true;
                }

                if (control.custom) {
                    ui.appendItemCustom(controlName, control);
                } else {
                    ui.appendItem(controlName, control);
                }
            };

            $.each(controls, function (name, c) {
                var index = "empty";

                if (undefined !== c.groupIndex) {
                    if ("" === c.groupIndex) {
                        index = "empty";
                    } else {
                        index = c.groupIndex;
                    }
                }

                if (undefined === controlsByGroup[index]) {
                    groups.push(index);
                    controlsByGroup[index] = {};
                }
                controlsByGroup[index][name] = c;
            });

            groups.sort(function (a, b) {
                if ("number" === typeof (a) && typeof (a) === typeof (b)) {
                    return (a - b);
                } else {
                    a = "" + a;
                    b = "" + b;

                    if (a > b) {
                        return 1;
                    }

                    if (a === b) {
                        return 0;
                    }

                    return -1;
                }
            });

            if (0 < groups.length) {
                // set to first index in groups to proper placement of separator
                currentGroupIndex = groups[0];
            }

            for (i = 0; i < groups.length; i += 1) {
                $.each(controlsByGroup[groups[i]], iterateGroup);
            }
        };

        this.ui.appendItem = function (name, control) {
            var self = this.self,
            className = control.className || control.command || name || "empty",
            tooltip = control.tooltip || control.command || name || "";

            return $('<li role="menuitem" unselectable="on">' + (className) + "</li>")
            .addClass(className)
            .attr("title", tooltip)
            .hover(this.addHoverClass, this.removeHoverClass)
            .click(function () {
                if ("true" === $(this).attr("disabled")) {
                    return false;
                }

                self.triggerControl.apply(self, [name, control]);

                this.blur();
                self.ui.returnRange();
                self.ui.focus();
            })
            .appendTo(self.ui.toolbar);
        };

        this.ui.appendItemCustom = function (name, control) {
            var self = this.self,
            tooltip = control.tooltip || control.command || name || "";

            if (control.callback) {
                $(window).bind("trigger-" + name + ".wysiwyg", control.callback);
            }

            return $('<li role="menuitem" unselectable="on" style="background: url(\'' + control.icon + '\') no-repeat;"></li>')
            .addClass("custom-command-" + name)
            .addClass("wysiwyg-custom-command")
            .addClass(name)
            .attr("title", control.tooltip)
            .hover(this.addHoverClass, this.removeHoverClass)
            .click(function () {
                if ("true" === $(this).attr("disabled")) {
                    return false;
                }

                self.triggerControl.apply(self, [name, control]);

                this.blur();
                self.ui.returnRange();
                self.ui.focus();

                self.triggerControlCallback(name);
            })
            .appendTo(self.ui.toolbar);
        };

        this.ui.appendItemSeparator = function () {
            var self = this.self;
            return $('<li role="separator" class="separator"></li>').appendTo(self.ui.toolbar);
        };

        this.autoSaveFunction = function () {
            this.saveContent();
        };

        this.ui.checkTargets = function (element) {
            var self = this.self;

            $.each(self.options.controls, function (name, control) {
                var className = control.className || control.command || name || "empty",
                tags,
                elm,
                css,
                el,
                checkActiveStatus = function (cssProperty, cssValue) {
                    var handler;

                    if ("function" === typeof (cssValue)) {
                        handler = cssValue;
                        if (handler(el.css(cssProperty).toString().toLowerCase(), self)) {
                            self.ui.toolbar.find("." + className).addClass("active");
                        }
                    } else {
                        if (el.css(cssProperty).toString().toLowerCase() === cssValue) {
                            self.ui.toolbar.find("." + className).addClass("active");
                        }
                    }
                };

                if ("fullscreen" !== className) {
                    self.ui.toolbar.find("." + className).removeClass("active");
                }

                if (control.tags || (control.options && control.options.tags)) {
                    tags = control.tags || (control.options && control.options.tags);

                    elm = element;
                    while (elm) {
                        if (elm.nodeType !== 1) {
                            break;
                        }

                        if ($.inArray(elm.tagName.toLowerCase(), tags) !== -1) {
                            self.ui.toolbar.find("." + className).addClass("active");
                        }

                        elm = elm.parentNode;
                    }
                }

                if (control.css || (control.options && control.options.css)) {
                    css = control.css || (control.options && control.options.css);
                    el = $(element);

                    while (el) {
                        if (el[0].nodeType !== 1) {
                            break;
                        }
                        $.each(css, checkActiveStatus);

                        el = el.parent();
                    }
                }
            });
        };

        this.ui.designMode = function () {
            var attempts = 3,
            self = this.self,
            runner = function (attempts) {
                if ("on" === self.editorDoc.designMode) {
                    if (self.timers.designMode) {
                        window.clearTimeout(self.timers.designMode);
                    }

                    // IE needs to reget the document element (this.editorDoc) after designMode was set
                    if (self.innerDocument() !== self.editorDoc) {
                        self.ui.initFrame();
                    }

                    return;
                }

                try {
                    self.editorDoc.designMode = "on";
                } catch (e) {
                }

                attempts -= 1;
                if (attempts > 0) {
                    self.timers.designMode = window.setTimeout(function () {
                        runner(attempts);
                    }, 100);
                }
            };

            runner(attempts);
        };

        this.destroy = function () {
            this.isDestroyed = true;

            var i, $form = this.element.closest("form");

            for (i = 0; i < this.timers.length; i += 1) {
                window.clearTimeout(this.timers[i]);
            }

            // Remove bindings
            $form.unbind(".wysiwyg");
            this.element.remove();
            $.removeData(this.original, "wysiwyg");
            $(this.original).show();
            return this;
        };

        this.getRangeText = function () {
            var r = this.getInternalRange();

            if (r.toString) {
                r = r.toString();
            } else if (r.text) {	// IE
                r = r.text;
            }

            return r;
        };
        //not used?
        this.execute = function (command, arg) {
            if (typeof (arg) === "undefined") {
                arg = null;
            }
            this.editorDoc.execCommand(command, false, arg);
        };

        this.extendOptions = function (options) {
            var controls = {};

            /**
         * If the user set custom controls, we catch it, and merge with the
         * defaults controls later.
         */
            if ("object" === typeof options.controls) {
                controls = options.controls;
                delete options.controls;
            }

            options = $.extend(true, {}, this.defaults, options);
            options.controls = $.extend(true, {}, controls, this.controls, controls);

            if (options.rmUnusedControls) {
                $.each(options.controls, function (controlName) {
                    if (!controls[controlName]) {
                        delete options.controls[controlName];
                    }
                });
            }

            return options;
        };

        this.ui.focus = function () {
            var self = this.self;

            self.editor.get(0).contentWindow.focus();
            return self;
        };

        this.ui.returnRange = function () {
            var self = this.self, sel;

            if (self.savedRange !== null) {
                if (window.getSelection) { //non IE and there is already a selection
                    sel = window.getSelection();
                    if (sel.rangeCount > 0) {
                        sel.removeAllRanges();
                    }
                    try {
                        sel.addRange(self.savedRange);
                    } catch (e) {
                        console.error(e);
                    }
                } else if (window.document.createRange) { // non IE and no selection
                    window.getSelection().addRange(self.savedRange);
                } else if (window.document.selection) { //IE
                    self.savedRange.select();
                }

                self.savedRange = null;
            }
        };

        this.increaseFontSize = function () {
            if ($.browser.mozilla || $.browser.opera) {
                this.editorDoc.execCommand('increaseFontSize', false, null);
            } else if ($.browser.safari) {
                var newNode = this.editorDoc.createElement('big');
                this.getInternalRange().surroundContents(newNode);
            } else {
                console.error("Internet Explorer?");
            }
        };

        this.decreaseFontSize = function () {
            if ($.browser.mozilla || $.browser.opera) {
                this.editorDoc.execCommand('decreaseFontSize', false, null);
            } else if ($.browser.safari) {
                var newNode = this.editorDoc.createElement('small');
                this.getInternalRange().surroundContents(newNode);
            } else {
                console.error("Internet Explorer?");
            }
        };

        this.getContent = function () {
            return this.events.filter('getContent', this.editorDoc.body.innerHTML);
        };
		
        /**
     * A jWysiwyg specific event system.
     *
     * Example:
     *
     * $("#editor").getWysiwyg().events.bind("getContent", function (orig) {
     *     return "<div id='content'>"+orgi+"</div>";
     * });
     *
     * This makes it so that when ever getContent is called, it is wrapped in a div#content.
     */
        this.events = {
            _events : {},
			
            /**
         * Similar to jQuery's bind, but for jWysiwyg only.
         */
            bind : function (eventName, callback) {
                if(typeof(this._events.eventName) != "object") {
                    this._events[eventName] = [];
                }
                this._events[eventName].push(callback);
            },
			
            /**
         * Similar to jQuery's trigger, but for jWysiwyg only.
         */
            trigger : function(eventName, args) {
                if(typeof(this._events.eventName) == "object") {
                    var editor = this.editor;
                    $.each(this._events[eventName], function (k,v) {
                        if(typeof(v) == "function") {
                            v.apply(editor, args);
                        }
                    });
                }
            },
			
            /**
         * This "filters" `originalText` by passing it as the first argument to every callback
         * with the name `eventName` and taking the return value and passing it to the next function.
         *
         * This function returns the result after all the callbacks have been applied to `originalText`.
         */
            filter : function (eventName, originalText) {
                if(typeof(this._events[eventName]) == "object") {
                    var editor = this.editor;
                    var args = Array.prototype.slice.call(arguments, 1);
                    $.each(this._events[eventName], function (k,v) {
                        if(typeof(v) == "function") {
                            originalText = v.apply(editor, args);
                        }
                    });
                }
                return originalText;
            }
        };

        this.getElementByAttributeValue = function (tagName, attributeName, attributeValue) {
            var i, value, elements = this.editorDoc.getElementsByTagName(tagName);

            for (i = 0; i < elements.length; i += 1) {
                value = elements[i].getAttribute(attributeName);

                if ($.browser.msie) {
                    /** IE add full path, so I check by the last chars. */
                    value = value.substr(value.length - attributeValue.length);
                }

                if (value === attributeValue) {
                    return elements[i];
                }
            }

            return false;
        };

        this.getInternalRange = function () {
            var selection = this.getInternalSelection();

            if (!selection) {
                return null;
            }

            if (selection.rangeCount && selection.rangeCount > 0) { // w3c
                return selection.getRangeAt(0);
            } else if (selection.createRange) { // ie
                return selection.createRange();
            }

            return null;
        };

        this.getInternalSelection = function () {
            // firefox: document.getSelection is deprecated
            if (this.editor.get(0).contentWindow) {
                if (this.editor.get(0).contentWindow.getSelection) {
                    return this.editor.get(0).contentWindow.getSelection();
                }
                if (this.editor.get(0).contentWindow.selection) {
                    return this.editor.get(0).contentWindow.selection;
                }
            }
            if (this.editorDoc.getSelection) {
                return this.editorDoc.getSelection();
            }
            if (this.editorDoc.selection) {
                return this.editorDoc.selection;
            }

            return null;
        };

        this.getRange = function () {
            var selection = this.getSelection();

            if (!selection) {
                return null;
            }

            if (selection.rangeCount && selection.rangeCount > 0) { // w3c
                selection.getRangeAt(0);
            } else if (selection.createRange) { // ie
                return selection.createRange();
            }

            return null;
        };

        this.getSelection = function () {
            return (window.getSelection) ? window.getSelection() : window.document.selection;
        };

        // :TODO: you can type long string and letters will be hidden because of overflow
        this.ui.grow = function () {
            var self = this.self,
            innerBody = $(self.editorDoc.body),
            innerHeight = $.browser.msie ? innerBody[0].scrollHeight : innerBody.height() + 2 + 20, // 2 - borders, 20 - to prevent content jumping on grow
            minHeight = self.ui.initialHeight,
            height = Math.max(innerHeight, minHeight);

            height = Math.min(height, self.options.maxHeight);

            self.editor.attr("scrolling", height < self.options.maxHeight ? "no" : "auto"); // hide scrollbar firefox
            innerBody.css("overflow", height < self.options.maxHeight ? "hidden" : ""); // hide scrollbar chrome

            self.editor.get(0).height = height;

            return self;
        };

        this.init = function (element, options) {
            var self = this,
            $form = $(element).closest("form"),
            newX = element.width || element.clientWidth || 0,
            newY = element.height || element.clientHeight || 0,
            i;

            this.options	= this.extendOptions(options);
            this.original	= element;
            this.ui.toolbar	= $(this.options.toolbarHtml);

            if ($.browser.msie && parseInt($.browser.version, 10) < 8) {
                this.options.autoGrow = false;
            }

            if (newX === 0 && element.cols) {
                newX = (element.cols * 8) + 21;
            }
            if (newY === 0 && element.rows) {
                newY = (element.rows * 16) + 16;
            }

            this.editor = $(window.location.protocol === "https:" ? '<iframe src="javascript:false;"></iframe>' : "<iframe></iframe>").attr("frameborder", "0");

            if (this.options.iFrameClass) {
                this.editor.addClass(this.options.iFrameClass);
            } else {
                this.editor.css({
                    minHeight: (newY - 6).toString() + "px",
                    // fix for issue 12 ( http://github.com/akzhan/jwysiwyg/issues/issue/12 )
                    width: (newX > 50) ? (newX - 8).toString() + "px" : ""
                });
                if ($.browser.msie && parseInt($.browser.version, 10) < 7) {
                    this.editor.css("height", newY.toString() + "px");
                }
            }
            /**
         * http://code.google.com/p/jwysiwyg/issues/detail?id=96
         */
            this.editor.attr("tabindex", $(element).attr("tabindex"));

            this.element = $("<div/>").addClass("wysiwyg");

            if (!this.options.iFrameClass) {
                this.element.css({
                    width: (newX > 0) ? newX.toString() + "px" : "100%"
                });
            }

            $(element).hide().before(this.element);

            this.viewHTML = false;

            /**
         * @link http://code.google.com/p/jwysiwyg/issues/detail?id=52
         */
            this.initialContent = $(element).val();
            this.ui.initFrame();

            if (this.options.resizeOptions && $.fn.resizable) {
                this.element.resizable($.extend(true, {
                    alsoResize: this.editor
                }, this.options.resizeOptions));
            }

            if (this.options.autoSave) {
                $form.bind("submit.wysiwyg", function () {
                    self.autoSaveFunction();
                });
            }

            $form.bind("reset.wysiwyg", function () {
                self.resetFunction();
            });
        };

        this.ui.initFrame = function () {
            var self = this.self,
            stylesheet,
            growHandler,
            saveHandler;

            self.ui.appendControls();
            self.element.append(self.ui.toolbar)
            .append($("<div><!-- --></div>")
                .css({
                    clear: "both"
                }))
            .append(self.editor);

            self.editorDoc = self.innerDocument();

            if (self.isDestroyed) {
                return null;
            }

            self.ui.designMode();
            self.editorDoc.open();
            self.editorDoc.write(
                self.options.html
                /**
         * @link http://code.google.com/p/jwysiwyg/issues/detail?id=144
         */
                .replace(/INITIAL_CONTENT/, function () {
                    return self.wrapInitialContent();
                })
                );
            self.editorDoc.close();

            $.wysiwyg.plugin.bind(self);

            $(self.editorDoc).trigger("initFrame.wysiwyg");

            $(self.editorDoc).bind("click.wysiwyg", function (event) {
                self.ui.checkTargets(event.target ? event.target : event.srcElement);
            });

            /**
         * @link http://code.google.com/p/jwysiwyg/issues/detail?id=20
         */
            $(self.original).focus(function () {
                if ($(this).filter(":visible")) {
                    return;
                }
                self.ui.focus();
            });

            $(self.editorDoc).keydown(function (event) {
                var emptyContentRegex;
                if (event.keyCode === 8) { // backspace
                    emptyContentRegex = /^<([\w]+)[^>]*>(<br\/?>)?<\/\1>$/;
                    if (emptyContentRegex.test(self.getContent())) { // if content is empty
                        event.stopPropagation(); // prevent remove single empty tag
                        return false;
                    }
                }
                return true;
            });

            if (!$.browser.msie) {
                $(self.editorDoc).keydown(function (event) {
                    var controlName;

                    /* Meta for Macs. tom@punkave.com */
                    if (event.ctrlKey || event.metaKey) {
                        for (controlName in self.controls) {
                            if (self.controls[controlName].hotkey && self.controls[controlName].hotkey.ctrl) {
                                if (event.keyCode === self.controls[controlName].hotkey.key) {
                                    self.triggerControl.apply(self, [controlName, self.controls[controlName]]);

                                    return false;
                                }
                            }
                        }
                    }

                    return true;
                });
            } else if (self.options.brIE) {
                $(self.editorDoc).keydown(function (event) {
                    if (event.keyCode === 13) {
                        var rng = self.getRange();
                        rng.pasteHTML("<br/>");
                        rng.collapse(false);
                        rng.select();

                        return false;
                    }

                    return true;
                });
            }

            if (self.options.plugins.rmFormat.rmMsWordMarkup) {
                $(self.editorDoc).bind("keyup.wysiwyg", function (event) {
                    if (event.ctrlKey || event.metaKey) {
                        // CTRL + V (paste)
                        if (86 === event.keyCode) {
                            if ($.wysiwyg.rmFormat) {
                                if ("object" === typeof (self.options.plugins.rmFormat.rmMsWordMarkup)) {
                                    $.wysiwyg.rmFormat.run(self, {
                                        rules: {
                                            msWordMarkup: self.options.plugins.rmFormat.rmMsWordMarkup
                                        }
                                    });
                                } else {
                                    $.wysiwyg.rmFormat.run(self, {
                                        rules: {
                                            msWordMarkup: {
                                                enabled: true
                                            }
                                        }
                                    });
                                }
                            }
                        }
                    }
                });
            }

            if (self.options.autoSave) {
                $(self.editorDoc).keydown(function () {
                    self.autoSaveFunction();
                })
                .keyup(function () {
                    self.autoSaveFunction();
                })
                .mousedown(function () {
                    self.autoSaveFunction();
                })
                .bind($.support.noCloneEvent ? "input.wysiwyg" : "paste.wysiwyg", function () {
                    self.autoSaveFunction();
                });
            }

            if (self.options.autoGrow) {
                if (self.options.initialMinHeight !== null) {
                    self.ui.initialHeight = self.options.initialMinHeight;
                } else {
                    self.ui.initialHeight = $(self.editorDoc).height();
                }
                $(self.editorDoc.body).css("border", "1px solid white"); // cancel margin collapsing

                growHandler = function () {
                    self.ui.grow();
                };

                $(self.editorDoc).keyup(growHandler);
                $(self.editorDoc).bind("editorRefresh.wysiwyg", growHandler);

                // fix when content height > textarea height
                self.ui.grow();
            }

            if (self.options.css) {
                if (String === self.options.css.constructor) {
                    if ($.browser.msie) {
                        stylesheet = self.editorDoc.createStyleSheet(self.options.css);
                        $(stylesheet).attr({
                            "media":	"all"
                        });
                    } else {
                        stylesheet = $("<link/>").attr({
                            "href":		self.options.css,
                            "media":	"all",
                            "rel":		"stylesheet",
                            "type":		"text/css"
                        });

                        $(self.editorDoc).find("head").append(stylesheet);
                    }
                } else {
                    self.timers.initFrame_Css = window.setTimeout(function () {
                        $(self.editorDoc.body).css(self.options.css);
                    }, 0);
                }
            }

            if (self.initialContent.length === 0) {
                if ("function" === typeof (self.options.initialContent)) {
                    self.setContent(self.options.initialContent());
                } else {
                    self.setContent(self.options.initialContent);
                }
            }

            if (self.options.maxLength > 0) {
                $(self.editorDoc).keydown(function (event) {
                    if ($(self.editorDoc).text().length >= self.options.maxLength && $.inArray(event.which, self.validKeyCodes) == -1) {
                        event.preventDefault();
                    }
                });
            }
			
            // Support event callbacks
            $.each(self.options.events, function (key, handler) {
                $(self.editorDoc).bind(key + ".wysiwyg", function (event) {
                    // Trigger event handler, providing the event and api to
                    // support additional functionality.
                    handler.apply(self.editorDoc, [event, self]);
                });
            });

            // restores selection properly on focus
            if ($.browser.msie) {
                // Event chain: beforedeactivate => focusout => blur.
                // Focusout & blur fired too late to handle internalRange() in dialogs.
                // When clicked on input boxes both got range = null
                $(self.editorDoc).bind("beforedeactivate.wysiwyg", function () {
                    self.savedRange = self.getInternalRange();
                });
            } else {
                $(self.editorDoc).bind("blur.wysiwyg", function () {
                    self.savedRange = self.getInternalRange();
                });
            }

            $(self.editorDoc.body).addClass("wysiwyg");
            if (self.options.events && self.options.events.save) {
                saveHandler = self.options.events.save;

                $(self.editorDoc).bind("keyup.wysiwyg", saveHandler);
                $(self.editorDoc).bind("change.wysiwyg", saveHandler);

                if ($.support.noCloneEvent) {
                    $(self.editorDoc).bind("input.wysiwyg", saveHandler);
                } else {
                    $(self.editorDoc).bind("paste.wysiwyg", saveHandler);
                    $(self.editorDoc).bind("cut.wysiwyg", saveHandler);
                }
            }
			
            /**
         * XHTML5 {@link https://github.com/akzhan/jwysiwyg/issues/152}
         */
            if (self.options.xhtml5) {
                var replacements = {
                    ne:8800,
                    le:8804,
                    para:182,
                    xi:958,
                    darr:8595,
                    nu:957,
                    oacute:243,
                    Uacute:218,
                    omega:969,
                    prime:8242,
                    pound:163,
                    igrave:236,
                    thorn:254,
                    forall:8704,
                    emsp:8195,
                    lowast:8727,
                    brvbar:166,
                    alefsym:8501,
                    nbsp:160,
                    delta:948,
                    clubs:9827,
                    lArr:8656,
                    Omega:937,
                    Auml:196,
                    cedil:184,
                    and:8743,
                    plusmn:177,
                    ge:8805,
                    raquo:187,
                    uml:168,
                    equiv:8801,
                    laquo:171,
                    rdquo:8221,
                    Epsilon:917,
                    divide:247,
                    fnof:402,
                    chi:967,
                    Dagger:8225,
                    iacute:237,
                    rceil:8969,
                    sigma:963,
                    Oslash:216,
                    acute:180,
                    frac34:190,
                    lrm:8206,
                    upsih:978,
                    Scaron:352,
                    part:8706,
                    exist:8707,
                    nabla:8711,
                    image:8465,
                    prop:8733,
                    zwj:8205,
                    omicron:959,
                    aacute:225,
                    Yuml:376,
                    Yacute:221,
                    weierp:8472,
                    rsquo:8217,
                    otimes:8855,
                    kappa:954,
                    thetasym:977,
                    harr:8596,
                    Ouml:214,
                    Iota:921,
                    ograve:242,
                    sdot:8901,
                    copy:169,
                    oplus:8853,
                    acirc:226,
                    sup:8835,
                    zeta:950,
                    Iacute:205,
                    Oacute:211,
                    crarr:8629,
                    Nu:925,
                    bdquo:8222,
                    lsquo:8216,
                    apos:39,
                    Beta:914,
                    eacute:233,
                    egrave:232,
                    lceil:8968,
                    Kappa:922,
                    piv:982,
                    Ccedil:199,
                    ldquo:8220,
                    Xi:926,
                    cent:162,
                    uarr:8593,
                    hellip:8230,
                    Aacute:193,
                    ensp:8194,
                    sect:167,
                    Ugrave:217,
                    aelig:230,
                    ordf:170,
                    curren:164,
                    sbquo:8218,
                    macr:175,
                    Phi:934,
                    Eta:919,
                    rho:961,
                    Omicron:927,
                    sup2:178,
                    euro:8364,
                    aring:229,
                    Theta:920,
                    mdash:8212,
                    uuml:252,
                    otilde:245,
                    eta:951,
                    uacute:250,
                    rArr:8658,
                    nsub:8836,
                    agrave:224,
                    notin:8713,
                    ndash:8211,
                    Psi:936,
                    Ocirc:212,
                    sube:8838,
                    szlig:223,
                    micro:181,
                    not:172,
                    sup1:185,
                    middot:183,
                    iota:953,
                    ecirc:234,
                    lsaquo:8249,
                    thinsp:8201,
                    sum:8721,
                    ntilde:241,
                    scaron:353,
                    cap:8745,
                    atilde:227,
                    lang:10216,
                    __replacement:65533,
                    isin:8712,
                    gamma:947,
                    Euml:203,
                    ang:8736,
                    upsilon:965,
                    Ntilde:209,
                    hearts:9829,
                    Alpha:913,
                    Tau:932,
                    spades:9824,
                    dagger:8224,
                    THORN:222,
                    int:8747,
                    lambda:955,
                    Eacute:201,
                    Uuml:220,
                    infin:8734,
                    rlm:8207,
                    Aring:197,
                    ugrave:249,
                    Egrave:200,
                    Acirc:194,
                    rsaquo:8250,
                    ETH:208,
                    oslash:248,
                    alpha:945,
                    Ograve:210,
                    Prime:8243,
                    mu:956,
                    ni:8715,
                    real:8476,
                    bull:8226,
                    beta:946,
                    icirc:238,
                    eth:240,
                    prod:8719,
                    larr:8592,
                    ordm:186,
                    perp:8869,
                    Gamma:915,
                    reg:174,
                    ucirc:251,
                    Pi:928,
                    psi:968,
                    tilde:732,
                    asymp:8776,
                    zwnj:8204,
                    Agrave:192,
                    deg:176,
                    AElig:198,
                    times:215,
                    Delta:916,
                    sim:8764,
                    Otilde:213,
                    Mu:924,
                    uArr:8657,
                    circ:710,
                    theta:952,
                    Rho:929,
                    sup3:179,
                    diams:9830,
                    tau:964,
                    Chi:935,
                    frac14:188,
                    oelig:339,
                    shy:173,
                    or:8744,
                    dArr:8659,
                    phi:966,
                    iuml:239,
                    Lambda:923,
                    rfloor:8971,
                    iexcl:161,
                    cong:8773,
                    ccedil:231,
                    Icirc:206,
                    frac12:189,
                    loz:9674,
                    rarr:8594,
                    cup:8746,
                    radic:8730,
                    frasl:8260,
                    euml:235,
                    OElig:338,
                    hArr:8660,
                    Atilde:195,
                    Upsilon:933,
                    there4:8756,
                    ouml:246,
                    oline:8254,
                    Ecirc:202,
                    yacute:253,
                    auml:228,
                    permil:8240,
                    sigmaf:962,
                    iquest:191,
                    empty:8709,
                    pi:960,
                    Ucirc:219,
                    supe:8839,
                    Igrave:204,
                    yen:165,
                    rang:10217,
                    trade:8482,
                    lfloor:8970,
                    minus:8722,
                    Zeta:918,
                    sub:8834,
                    epsilon:949,
                    yuml:255,
                    Sigma:931,
                    Iuml:207,
                    ocirc:244
                };
                self.events.bind("getContent", function (text) {
                    return text.replace(/&(?:amp;)?(?!amp|lt|gt|quot)([a-z][a-z0-9]*);/gi, function (str, p1) {
                        //console.log("1: str", str, "p1", p1);
                        if (!replacements[p1]) {
                            p1 = p1.toLowerCase();
                            if (!replacements[p1]) {
                                p1 = "__replacement";
                            }
                        }
						
                        var num = replacements[p1],
                        leading_zeros = self.options.unicode;
                        /* Numeric return if ever wanted: return replacements[p1] ? "&#"+num+";" : ""; */
                        //console.log("2: str", str, "p1", p1, "&#" + dec2hex(num, leading_zeros) + ";");
                        return self.options.unicode
                        ? eval('"\\u' + dec2hex(num, leading_zeros) + '"')
                        : "&#" + dec2hex(num, leading_zeros) + ";"
                    ;
                    });
                });
            }
        };

        this.innerDocument = function () {
            var element = this.editor.get(0);

            if (element.nodeName.toLowerCase() === "iframe") {
                if (element.contentDocument) {				// Gecko
                    return element.contentDocument;
                } else if (element.contentWindow) {			// IE
                    return element.contentWindow.document;
                }

                if (this.isDestroyed) {
                    return null;
                }

                console.error("Unexpected error in innerDocument");

            /*
				 return ( $.browser.msie )
				 ? document.frames[element.id].document
				 : element.contentWindow.document // contentDocument;
             */
            }

            return element;
        };

        this.insertHtml = function (szHTML) {
            var img, range;

            if (!szHTML || szHTML.length === 0) {
                return this;
            }

            if ($.browser.msie) {
                this.ui.focus();
                this.editorDoc.execCommand("insertImage", false, "#jwysiwyg#");
                img = this.getElementByAttributeValue("img", "src", "#jwysiwyg#");
                if (img) {
                    $(img).replaceWith(szHTML);
                }
            } else {
                if ($.browser.mozilla) {
                    range = this.getInternalRange();

                    range.deleteContents();
                    range.insertNode($(szHTML).get(0));
                } else {
                    if (!this.editorDoc.execCommand("insertHTML", false, szHTML)) {
                        this.editor.focus();
                        /* :TODO: place caret at the end
						if (window.getSelection) {
						} else {
						}
						this.editor.focus();
                     */
                        this.editorDoc.execCommand("insertHTML", false, szHTML);
                    }
                }
            }

            return this;
        };

        this.parseControls = function () {
            var self = this;

            $.each(this.options.controls, function (controlName, control) {
                $.each(control, function (propertyName) {
                    if (-1 === $.inArray(propertyName, self.availableControlProperties)) {
                        throw controlName + '["' + propertyName + '"]: property "' + propertyName + '" not exists in Wysiwyg.availableControlProperties';
                    }
                });
            });

            if (this.options.parseControls) {
                return this.options.parseControls.call(this);
            }

            return this.options.controls;
        };

        this.removeFormat = function () {
            if ($.browser.msie) {
                this.ui.focus();
            }

            if (this.options.removeHeadings) {
                this.editorDoc.execCommand("formatBlock", false, "<p>"); // remove headings
            }

            this.editorDoc.execCommand("removeFormat", false, null);
            this.editorDoc.execCommand("unlink", false, null);

            if ($.wysiwyg.rmFormat && $.wysiwyg.rmFormat.enabled) {
                $.wysiwyg.rmFormat.run(this);
            }

            return this;
        };

        this.ui.removeHoverClass = function () {
            $(this).removeClass("wysiwyg-button-hover");
        };

        this.resetFunction = function () {
            this.setContent(this.initialContent);
            this.saveContent();
        };

        this.saveContent = function () {
            if (this.original) {
                var content, newContent;

                if (this.viewHTML) {
                    this.setContent($(this.original).val());
                }

                content = this.getContent();

                if (this.options.rmUnwantedBr) {
                    content = content.replace(/<br\/?>$/, "");
                }

                if (this.options.replaceDivWithP) {
                    newContent = $("<div/>").addClass("temp").append(content);

                    newContent.children("div").each(function () {
                        var element = $(this), p = element.find("p"), i;

                        if (0 === p.length) {
                            p = $("<p></p>");

                            if (this.attributes.length > 0) {
                                for (i = 0; i < this.attributes.length; i += 1) {
                                    p.attr(this.attributes[i].name, element.attr(this.attributes[i].name));
                                }
                            }

                            p.append(element.html());

                            element.replaceWith(p);
                        }
                    });
					
                    content = newContent.html();
                }

                $(this.original).val(content);

                if (this.options.events && this.options.events.save) {
                    this.options.events.save.call(this);
                }
            }

            return this;
        };

        this.setContent = function (newContent) {
            this.editorDoc.body.innerHTML = newContent;
            return this;
        };

        this.triggerControl = function (name, control) {
            var cmd = control.command || name,
            args = control["arguments"] || [];

            if (control.exec) {
                control.exec.apply(this);
            } else {
                this.ui.focus();
                this.ui.withoutCss();
                // when click <Cut>, <Copy> or <Paste> got "Access to XPConnect service denied" code: "1011"
                // in Firefox untrusted JavaScript is not allowed to access the clipboard
                try {
                    this.editorDoc.execCommand(cmd, false, args);
                } catch (e) {
                    console.error(e);
                }
            }

            if (this.options.autoSave) {
                this.autoSaveFunction();
            }
        };

        this.triggerControlCallback = function (name) {
            $(window).trigger("trigger-" + name + ".wysiwyg", [this]);
        };

        this.ui.withoutCss = function () {
            var self = this.self;

            if ($.browser.mozilla) {
                try {
                    self.editorDoc.execCommand("styleWithCSS", false, false);
                } catch (e) {
                    try {
                        self.editorDoc.execCommand("useCSS", false, true);
                    } catch (e2) {
                    }
                }
            }

            return self;
        };

        this.wrapInitialContent = function () {
            var content = this.initialContent,
            found = content.match(/<\/?p>/gi);

            if (!found) {
                return "<p>" + content + "</p>";
            } else {
            // :TODO: checking/replacing
            }

            return content;
        };
    }

    /*
 * Wysiwyg namespace: public properties and methods
 */
    $.wysiwyg = {
        messages: {
            noObject: "Something goes wrong, check object"
        },

        /**
     * Custom control support by Alec Gorge ( http://github.com/alecgorge )
     */
        addControl: function (object, name, settings) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg"),
                customControl = {},
                toolbar;

                if (!oWysiwyg) {
                    return this;
                }

                customControl[name] = $.extend(true, {
                    visible: true,
                    custom: true
                }, settings);
                $.extend(true, oWysiwyg.options.controls, customControl);

                // render new toolbar
                toolbar = $(oWysiwyg.options.toolbarHtml);
                oWysiwyg.ui.toolbar.replaceWith(toolbar);
                oWysiwyg.ui.toolbar = toolbar;
                oWysiwyg.ui.appendControls();
            });
        },

        clear: function (object) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.setContent("");
                oWysiwyg.saveContent();
            });
        },

        console: console, // let our console be available for extensions

        destroy: function (object) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.destroy();
            });
        },

        "document": function (object) {
            // no chains because of return
            var oWysiwyg = object.data("wysiwyg");

            if (!oWysiwyg) {
                return undefined;
            }

            return $(oWysiwyg.editorDoc);
        },

        getContent: function (object) {
            // no chains because of return
            var oWysiwyg = object.data("wysiwyg");

            if (!oWysiwyg) {
                return undefined;
            }

            return oWysiwyg.getContent();
        },

        init: function (object, options) {
            return object.each(function () {
                var opts = $.extend(true, {}, options),
                obj;

                // :4fun:
                // remove this textarea validation and change line in this.saveContent function
                // $(this.original).val(content); to $(this.original).html(content);
                // now you can make WYSIWYG editor on h1, p, and many more tags
                if (("textarea" !== this.nodeName.toLowerCase()) || $(this).data("wysiwyg")) {
                    return;
                }

                obj = new Wysiwyg();
                obj.init(this, opts);
                $.data(this, "wysiwyg", obj);

                $(obj.editorDoc).trigger("afterInit.wysiwyg");
            });
        },

        insertHtml: function (object, szHTML) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.insertHtml(szHTML);
            });
        },

        plugin: {
            listeners: {},

            bind: function (Wysiwyg) {
                var self = this;

                $.each(this.listeners, function (action, handlers) {
                    var i, plugin;

                    for (i = 0; i < handlers.length; i += 1) {
                        plugin = self.parseName(handlers[i]);

                        $(Wysiwyg.editorDoc).bind(action + ".wysiwyg", {
                            plugin: plugin
                        }, function (event) {
                            $.wysiwyg[event.data.plugin.name][event.data.plugin.method].apply($.wysiwyg[event.data.plugin.name], [Wysiwyg]);
                        });
                    }
                });
            },

            exists: function (name) {
                var plugin;

                if ("string" !== typeof (name)) {
                    return false;
                }

                plugin = this.parseName(name);

                if (!$.wysiwyg[plugin.name] || !$.wysiwyg[plugin.name][plugin.method]) {
                    return false;
                }

                return true;
            },

            listen: function (action, handler) {
                var plugin;

                plugin = this.parseName(handler);

                if (!$.wysiwyg[plugin.name] || !$.wysiwyg[plugin.name][plugin.method]) {
                    return false;
                }

                if (!this.listeners[action]) {
                    this.listeners[action] = [];
                }

                this.listeners[action].push(handler);

                return true;
            },

            parseName: function (name) {
                var elements;

                if ("string" !== typeof (name)) {
                    return false;
                }

                elements = name.split(".");

                if (2 > elements.length) {
                    return false;
                }

                return {
                    name: elements[0],
                    method: elements[1]
                };
            },

            register: function (data) {
                if (!data.name) {
                    console.error("Plugin name missing");
                }

                $.each($.wysiwyg, function (pluginName) {
                    if (pluginName === data.name) {
                        console.error("Plugin with name '" + data.name + "' was already registered");
                    }
                });

                $.wysiwyg[data.name] = data;

                return true;
            }
        },

        removeFormat: function (object) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.removeFormat();
            });
        },

        save: function (object) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.saveContent();
            });
        },

        selectAll: function (object) {
            var oWysiwyg = object.data("wysiwyg"), oBody, oRange, selection;

            if (!oWysiwyg) {
                return this;
            }

            oBody = oWysiwyg.editorDoc.body;
            if (window.getSelection) {
                selection = oWysiwyg.getInternalSelection();
                selection.selectAllChildren(oBody);
            } else {
                oRange = oBody.createTextRange();
                oRange.moveToElementText(oBody);
                oRange.select();
            }
        },

        setContent: function (object, newContent) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                oWysiwyg.setContent(newContent);
                oWysiwyg.saveContent();
            });
        },

        triggerControl: function (object, controlName) {
            return object.each(function () {
                var oWysiwyg = $(this).data("wysiwyg");

                if (!oWysiwyg) {
                    return this;
                }

                if (!oWysiwyg.controls[controlName]) {
                    console.error("Control '" + controlName + "' not exists");
                }

                oWysiwyg.triggerControl.apply(oWysiwyg, [controlName, oWysiwyg.controls[controlName]]);
            });
        },

        utils: {
            extraSafeEntities: [["<", ">", "'", '"', " "], [32]],

            encodeEntities: function (str) {
                var self = this, aStr, aRet = [];

                if (this.extraSafeEntities[1].length === 0) {
                    $.each(this.extraSafeEntities[0], function (i, ch) {
                        self.extraSafeEntities[1].push(ch.charCodeAt());
                    });
                }
                aStr = str.split("");
                $.each(aStr, function (i) {
                    var iC = aStr[i].charCodeAt();
                    if ($.inArray(iC, self.extraSafeEntities[1]) && (iC < 65 || iC > 127 || (iC > 90 && iC < 97))) {
                        aRet.push('&#' + iC + ';');
                    } else {
                        aRet.push(aStr[i]);
                    }
                });

                return aRet.join('');
            }
        }
    };

    $.fn.wysiwyg = function (method) {
        var args = arguments, plugin;

        if ("undefined" !== typeof $.wysiwyg[method]) {
            // set argument object to undefined
            args = Array.prototype.concat.call([args[0]], [this], Array.prototype.slice.call(args, 1));
            return $.wysiwyg[method].apply($.wysiwyg, Array.prototype.slice.call(args, 1));
        } else if ("object" === typeof method || !method) {
            Array.prototype.unshift.call(args, this);
            return $.wysiwyg.init.apply($.wysiwyg, args);
        } else if ($.wysiwyg.plugin.exists(method)) {
            plugin = $.wysiwyg.plugin.parseName(method);
            args = Array.prototype.concat.call([args[0]], [this], Array.prototype.slice.call(args, 1));
            return $.wysiwyg[plugin.name][plugin.method].apply($.wysiwyg[plugin.name], Array.prototype.slice.call(args, 1));
        } else {
            console.error("Method '" +  method + "' does not exist on jQuery.wysiwyg.\nTry to include some extra controls or plugins");
        }
    };
	
    $.fn.getWysiwyg = function () {
        return $.data(this, "wysiwyg");
    };
})(jQuery);