fineui/src/base/richeditor/nicEdit.js

!(function(){
    var bkExtend = function(){
        var args = arguments;
        if (args.length == 1) args = [this, args[0]];
        for (var prop in args[1]) args[0][prop] = args[1][prop];
        return args[0];
    };
    function bkClass() { }
    bkClass.prototype.construct = function() {};
    bkClass.extend = function(def) {
        var classDef = function() {
            if (arguments[0] !== bkClass) { return this.construct.apply(this, arguments); }
        };
        var proto = new this(bkClass);
        bkExtend(proto,def);
        classDef.prototype = proto;
        classDef.extend = this.extend;
        return classDef;
    };

    var bkElement = bkClass.extend({
        construct : function(elm,d) {
            if(typeof(elm) == "string") {
                elm = (d || document).createElement(elm);
            }
            elm = $BK(elm);
            return elm;
        },

        appendTo : function(elm) {
            elm.appendChild(this);
            return this;
        },

        appendBefore : function(elm) {
            elm.parentNode.insertBefore(this,elm);
            return this;
        },

        addEvent : function(type, fn) {
            bkLib.addEvent(this,type,fn);
            return this;
        },

        setContent : function(c) {
            this.innerHTML = c;
            return this;
        },

        pos : function() {
            var curleft = curtop = 0;
            var o = obj = this;
            if (obj.offsetParent) {
                do {
                    curleft += obj.offsetLeft;
                    curtop += obj.offsetTop;
                } while (obj = obj.offsetParent);
            }
            var b = (!window.opera) ? parseInt(this.getStyle('border-width') || this.style.border) || 0 : 0;
            return [curleft+b,curtop+b+this.offsetHeight];
        },

        noSelect : function() {
            bkLib.noSelect(this);
            return this;
        },

        parentTag : function(t) {
            var elm = this;
            do {
                if(elm && elm.nodeName && elm.nodeName.toUpperCase() == t) {
                    return elm;
                }
                elm = elm.parentNode;
            } while(elm);
            return false;
        },

        hasClass : function(cls) {
            return this.className.match(new RegExp('(\\s|^)nicEdit-'+cls+'(\\s|$)'));
        },

        addClass : function(cls) {
            if (!this.hasClass(cls)) { this.className += " nicEdit-"+cls };
            return this;
        },

        removeClass : function(cls) {
            if (this.hasClass(cls)) {
                this.className = this.className.replace(new RegExp('(\\s|^)nicEdit-'+cls+'(\\s|$)'),' ');
            }
            return this;
        },

        setStyle : function(st) {
            var elmStyle = this.style;
            for(var itm in st) {
                switch(itm) {
                    case 'float':
                        elmStyle['cssFloat'] = elmStyle['styleFloat'] = st[itm];
                        break;
                    case 'opacity':
                        elmStyle.opacity = st[itm];
                        elmStyle.filter = "alpha(opacity=" + Math.round(st[itm]*100) + ")";
                        break;
                    case 'className':
                        this.className = st[itm];
                        break;
                    default:
                        //if(document.compatMode || itm != "cursor") { // Nasty Workaround for IE 5.5
                        elmStyle[itm] = st[itm];
                    //}
                }
            }
            return this;
        },

        getStyle : function( cssRule, d ) {
            var doc = (!d) ? document.defaultView : d;
            if(this.nodeType == 1)
                return (doc && doc.getComputedStyle) ? doc.getComputedStyle( this, null ).getPropertyValue(cssRule) : this.currentStyle[ bkLib.camelize(cssRule) ];
        },

        remove : function() {
            this.parentNode.removeChild(this);
            return this;
        },

        setAttributes : function(at) {
            for(var itm in at) {
                this[itm] = at[itm];
            }
            return this;
        }
    });

    var bkLib = {
        isMSIE : (navigator.appVersion.indexOf("MSIE") != -1),

        addEvent : function(obj, type, fn) {
            (obj.addEventListener) ? obj.addEventListener( type, fn, false ) : obj.attachEvent("on"+type, fn);
        },

        toArray : function(iterable) {
            var length = iterable.length, results = new Array(length);
            while (length--) { results[length] = iterable[length] };
            return results;
        },

        noSelect : function(element) {
            if(element.setAttribute && element.nodeName.toLowerCase() != 'input' && element.nodeName.toLowerCase() != 'textarea') {
                element.setAttribute('unselectable','on');
            }
            for(var i=0;i<element.childNodes.length;i++) {
                bkLib.noSelect(element.childNodes[i]);
            }
        },
        camelize : function(s) {
            return s.replace(/\-(.)/g, function(m, l){return l.toUpperCase()});
        },
        inArray : function(arr,item) {
            return (bkLib.search(arr,item) != null);
        },
        search : function(arr,itm) {
            for(var i=0; i < arr.length; i++) {
                if(arr[i] == itm)
                    return i;
            }
            return null;
        },
        cancelEvent : function(e) {
            e = e || window.event;
            if(e.preventDefault && e.stopPropagation) {
                e.preventDefault();
                e.stopPropagation();
            }
            return false;
        }
    };

    function $BK(elm) {
        if(typeof(elm) == "string") {
            elm = document.getElementById(elm);
        }
        return (elm && !elm.appendTo) ? bkExtend(elm,bkElement.prototype) : elm;
    }

    var bkEvent = {
        addEvent : function(evType, evFunc) {
            if(evFunc) {
                this.eventList = this.eventList || {};
                this.eventList[evType] = this.eventList[evType] || [];
                this.eventList[evType].push(evFunc);
            }
            return this;
        },
        fireEvent : function() {
            var args = bkLib.toArray(arguments), evType = args.shift();
            if(this.eventList && this.eventList[evType]) {
                for(var i=0;i<this.eventList[evType].length;i++) {
                    this.eventList[evType][i].apply(this,args);
                }
            }
        }
    };

    function __(s) {
        return s;
    }

    Function.prototype.closure = function() {
        var __method = this, args = bkLib.toArray(arguments), obj = args.shift();
        return function() { if(typeof(bkLib) != 'undefined') { return __method.apply(obj,args.concat(bkLib.toArray(arguments))); } };
    }

    Function.prototype.closureListener = function() {
        var __method = this, args = bkLib.toArray(arguments), object = args.shift();
        return function(e) {
            e = e || window.event;
            if(e.target) { var target = e.target; } else { var target =  e.srcElement };
            return __method.apply(object, [e,target].concat(args) );
        };
    }


	/* START CONFIG */

    var nicEditorConfig = bkClass.extend({
        buttons : {
            'bold' : {name : __('Click to Bold'), command : 'Bold', tags : ['B','STRONG'], css : {'font-weight' : 'bold'}, key : 'b'},
            'italic' : {name : __('Click to Italic'), command : 'Italic', tags : ['EM','I'], css : {'font-style' : 'italic'}, key : 'i'},
            'underline' : {name : __('Click to Underline'), command : 'Underline', tags : ['U'], css : {'text-decoration' : 'underline'}, key : 'u'},
            'left' : {name : __('Left Align'), command : 'justifyleft', noActive : true},
            'center' : {name : __('Center Align'), command : 'justifycenter', noActive : true},
            'right' : {name : __('Right Align'), command : 'justifyright', noActive : true},
            'justify' : {name : __('Justify Align'), command : 'justifyfull', noActive : true},
            'ol' : {name : __('Insert Ordered List'), command : 'insertorderedlist', tags : ['OL']},
            'ul' : 	{name : __('Insert Unordered List'), command : 'insertunorderedlist', tags : ['UL']},
            'subscript' : {name : __('Click to Subscript'), command : 'subscript', tags : ['SUB']},
            'superscript' : {name : __('Click to Superscript'), command : 'superscript', tags : ['SUP']},
            'strikethrough' : {name : __('Click to Strike Through'), command : 'strikeThrough', css : {'text-decoration' : 'line-through'}},
            'removeformat' : {name : __('Remove Formatting'), command : 'removeformat', noActive : true},
            'indent' : {name : __('Indent Text'), command : 'indent', noActive : true},
            'outdent' : {name : __('Remove Indent'), command : 'outdent', noActive : true},
            'hr' : {name : __('Horizontal Rule'), command : 'insertHorizontalRule', noActive : true}
        },
        buttonList : ['save','bold','italic','underline','left','center','right','justify','ol','ul','fontSize','fontFamily','fontFormat','indent','outdent','image','upload','link','unlink','forecolor','bgcolor'],
        iconList : {"bgcolor":1,"forecolor":2,"bold":3,"center":4,"hr":5,"indent":6,"italic":7,"justify":8,"left":9,"ol":10,"outdent":11,"removeformat":12,"right":13,"save":24,"strikethrough":15,"subscript":16,"superscript":17,"ul":18,"underline":19,"image":20,"link":21,"unlink":22,"close":23,"arrow":25}

    });
	/* END CONFIG */


    var nicEditors = {
        nicPlugins : [],
        editors : [],

        registerPlugin : function(plugin,options) {
            this.nicPlugins.push({p : plugin, o : options});
        },

        findEditor : function(e) {
            var editors = nicEditors.editors;
            for(var i=0;i<editors.length;i++) {
                if(editors[i].instanceById(e)) {
                    return editors[i].instanceById(e);
                }
            }
        }
    };


    var nicEditor = bkClass.extend({
        construct : function(o) {
            this.options = new nicEditorConfig();
            bkExtend(this.options,o);
            this.nicInstances = new Array();
            this.loadedPlugins = new Array();

            var plugins = nicEditors.nicPlugins;
            for(var i=0;i<plugins.length;i++) {
                this.loadedPlugins.push(new plugins[i].p(this,plugins[i].o));
            }
            nicEditors.editors.push(this);
            bkLib.addEvent(document.body,'mousedown', this.selectCheck.closureListener(this) );
        },

        panelInstance : function(e,o) {
            e = this.checkReplace($BK(e));
            var panelElm = new bkElement('DIV').setStyle({width : (parseInt(e.getStyle('width')) || e.clientWidth)+'px'}).appendBefore(e);
            this.setPanel(panelElm);
            return this.addInstance(e,o);
        },

        checkReplace : function(e) {
            var r = nicEditors.findEditor(e);
            if(r) {
                r.removeInstance(e);
                r.removePanel();
            }
            return e;
        },

        addInstance : function(e,o) {
            e = this.checkReplace($BK(e));
            if( e.contentEditable || !!window.opera ) {
                var newInstance = new nicEditorInstance(e,o,this);
            } else {
                var newInstance = new nicEditorIFrameInstance(e,o,this);
            }
            this.nicInstances.push(newInstance);
            return this;
        },

        removeInstance : function(e) {
            e = $BK(e);
            var instances = this.nicInstances;
            for(var i=0;i<instances.length;i++) {
                if(instances[i].e == e) {
                    instances[i].remove();
                    this.nicInstances.splice(i,1);
                }
            }
        },

        removePanel : function(e) {
            if(this.nicPanel) {
                this.nicPanel.remove();
                this.nicPanel = null;
            }
        },

        instanceById : function(e) {
            e = $BK(e);
            var instances = this.nicInstances;
            for(var i=0;i<instances.length;i++) {
                if(instances[i].e == e) {
                    return instances[i];
                }
            }
        },

        setPanel : function(e) {
            this.nicPanel = new nicEditorPanel($BK(e),this.options,this);
            this.fireEvent('panel',this.nicPanel);
            return this;
        },

        nicCommand : function(cmd,args) {
            if(this.selectedInstance) {
                this.selectedInstance.nicCommand(cmd,args);
            }
        },

        getIcon : function(iconName,options) {
            var icon = this.options.iconList[iconName];
            var file = (options.iconFiles) ? options.iconFiles[iconName] : '';
            return {backgroundImage : "url('"+((icon) ? this.options.iconsPath : file)+"')", backgroundPosition : ((icon) ? ((icon-1)*-18) : 0)+'px 0px'};
        },

        selectCheck : function(e,t) {
            var found = false;
            do{
                if(t.className && t.className.indexOf('nicEdit') != -1) {
                    return false;
                }
            } while(t = t.parentNode);
            this.fireEvent('blur',this.selectedInstance,t);
            this.lastSelectedInstance = this.selectedInstance;
            this.selectedInstance = null;
            return false;
        }

    });
    nicEditor = BI.nicEditor = nicEditor.extend(bkEvent);


    var nicEditorInstance = bkClass.extend({
        isSelected : false,

        construct : function(e,options,nicEditor) {
            this.ne = nicEditor;
            this.elm = this.e = e;
            this.options = options || {};

            newX = parseInt(e.getStyle('width')) || e.clientWidth;
            newY = parseInt(e.getStyle('height')) || e.clientHeight;
            this.initialHeight = newY-8;

            var isTextarea = (e.nodeName.toLowerCase() == "textarea");
            if(isTextarea || this.options.hasPanel) {
                var ie7s = (bkLib.isMSIE && !((typeof document.body.style.maxHeight != "undefined") && document.compatMode == "CSS1Compat"))
                var s = {width: newX+'px', overflowY : 'auto', overflowX: 'hidden' };
                s[(ie7s) ? 'height' : 'maxHeight'] = (this.ne.options.maxHeight) ? this.ne.options.maxHeight+'px' : null;
                this.editorContain = new bkElement('DIV').setStyle(s).appendBefore(e);
                var editorElm = new bkElement('DIV').setStyle({width : (newX-8)+'px', margin: '4px', minHeight : (newY-8)+'px', outline: 'none'}).appendTo(this.editorContain);

                e.setStyle({display : 'none'});

                editorElm.innerHTML = e.innerHTML;
                if(isTextarea) {
                    editorElm.setContent(e.value);
                    this.copyElm = e;
                    var f = e.parentTag('FORM');
                    if(f) { bkLib.addEvent( f, 'submit', this.saveContent.closure(this)); }
                }
                editorElm.setStyle((ie7s) ? {height : (newY-8)+'px'} : {overflow: 'hidden'});
                this.elm = editorElm;
            }
            this.ne.addEvent('blur',this.blur.closure(this));

            this.init();
            this.blur();
        },

        init : function() {
            this.elm.setAttribute('contentEditable','true');
            if(this.getContent() == "") {
                this.setContent('<br />');
            }
            this.instanceDoc = document.defaultView;
            this.elm.addEvent('mousedown',this.selected.closureListener(this)).addEvent('keypress',this.keyDown.closureListener(this)).addEvent('focus',this.selected.closure(this)).addEvent('blur',this.blur.closure(this)).addEvent('keyup',this.selected.closure(this));
            this.ne.fireEvent('add',this);
        },

        remove : function() {
            this.saveContent();
            if(this.copyElm || this.options.hasPanel) {
                this.editorContain.remove();
                this.e.setStyle({'display' : 'block'});
                this.ne.removePanel();
            }
            this.disable();
            this.ne.fireEvent('remove',this);
        },

        disable : function() {
            this.elm.setAttribute('contentEditable','false');
        },

        getSel : function() {
            return (window.getSelection) ? window.getSelection() : document.selection;
        },

        getRng : function() {
            var s = this.getSel();
            if(!s || s.rangeCount === 0) { return; }
            return (s.rangeCount > 0) ? s.getRangeAt(0) : s.createRange();
        },

        selRng : function(rng,s) {
            if(window.getSelection) {
                s.removeAllRanges();
                s.addRange(rng);
            } else {
                rng.select();
            }
        },

        selElm : function() {
            var r = this.getRng();
            if(!r) { return; }
            if(r.startContainer) {
                var contain = r.startContainer;
                if(r.cloneContents().childNodes.length == 1) {
                    for(var i=0;i<contain.childNodes.length;i++) {
                        var rng = contain.childNodes[i].ownerDocument.createRange();
                        rng.selectNode(contain.childNodes[i]);
                        if(r.compareBoundaryPoints(Range.START_TO_START,rng) != 1 &&
                            r.compareBoundaryPoints(Range.END_TO_END,rng) != -1) {
                            return $BK(contain.childNodes[i]);
                        }
                    }
                }
                return $BK(contain);
            } else {
                return $BK((this.getSel().type == "Control") ? r.item(0) : r.parentElement());
            }
        },

        saveRng : function() {
            this.savedRange = this.getRng();
            this.savedSel = this.getSel();
        },

        restoreRng : function() {
            if(this.savedRange) {
                this.selRng(this.savedRange,this.savedSel);
            }
        },

        keyDown : function(e,t) {
            if(e.ctrlKey) {
                this.ne.fireEvent('key',this,e);
            }
        },

        selected : function(e,t) {
            if(!t && !(t = this.selElm)) { t = this.selElm(); }
            if(!e.ctrlKey) {
                var selInstance = this.ne.selectedInstance;
                if(selInstance != this) {
                    if(selInstance) {
                        this.ne.fireEvent('blur',selInstance,t);
                    }
                    this.ne.selectedInstance = this;
                    this.ne.fireEvent('focus',selInstance,t);
                }
                this.ne.fireEvent('selected',selInstance,t);
                this.isFocused = true;
                this.elm.addClass('selected');
            }
            return false;
        },

        blur : function() {
            this.isFocused = false;
            this.elm.removeClass('selected');
        },

        saveContent : function() {
            if(this.copyElm || this.options.hasPanel) {
                this.ne.fireEvent('save',this);
                (this.copyElm) ? this.copyElm.value = this.getContent() : this.e.innerHTML = this.getContent();
            }
        },

        getElm : function() {
            return this.elm;
        },

        getContent : function() {
            this.content = this.getElm().innerHTML;
            this.ne.fireEvent('get',this);
            return this.content;
        },

        setContent : function(e) {
            this.content = e;
            this.ne.fireEvent('set',this);
            this.elm.innerHTML = this.content;
        },

        nicCommand : function(cmd,args) {
            document.execCommand(cmd,false,args);
        }
    });

    var nicEditorIFrameInstance = nicEditorInstance.extend({
        savedStyles : [],

        init : function() {
            var c = this.elm.innerHTML.replace(/^\s+|\s+$/g, '');
            this.elm.innerHTML = '';
            (!c) ? c = "<br />" : c;
            this.initialContent = c;

            this.elmFrame = new bkElement('iframe').setAttributes({'src' : 'javascript:;', 'frameBorder' : 0, 'allowTransparency' : 'true', 'scrolling' : 'no'}).setStyle({height: '100px', width: '100%'}).addClass('frame').appendTo(this.elm);

            if(this.copyElm) { this.elmFrame.setStyle({width : (this.elm.offsetWidth-4)+'px'}); }

            var styleList = ['font-size','font-family','font-weight','color'];
            for(itm in styleList) {
                this.savedStyles[bkLib.camelize(itm)] = this.elm.getStyle(itm);
            }

            setTimeout(this.initFrame.closure(this),50);
        },

        disable : function() {
            this.elm.innerHTML = this.getContent();
        },

        initFrame : function() {
            var fd = $BK(this.elmFrame.contentWindow.document);
            fd.designMode = "on";
            fd.open();
            var css = this.ne.options.externalCSS;
            fd.write('<html><head>'+((css) ? '<link href="'+css+'" rel="stylesheet" type="text/css" />' : '')+'</head><body id="nicEditContent" style="margin: 0 !important; background-color: transparent !important;">'+this.initialContent+'</body></html>');
            fd.close();
            this.frameDoc = fd;

            this.frameWin = $BK(this.elmFrame.contentWindow);
            this.frameContent = $BK(this.frameWin.document.body).setStyle(this.savedStyles);
            this.instanceDoc = this.frameWin.document.defaultView;

            this.heightUpdate();
            this.frameDoc.addEvent('mousedown', this.selected.closureListener(this)).addEvent('keyup',this.heightUpdate.closureListener(this)).addEvent('keydown',this.keyDown.closureListener(this)).addEvent('keyup',this.selected.closure(this));
            this.ne.fireEvent('add',this);
        },

        getElm : function() {
            return this.frameContent;
        },

        setContent : function(c) {
            this.content = c;
            this.ne.fireEvent('set',this);
            this.frameContent.innerHTML = this.content;
            this.heightUpdate();
        },

        getSel : function() {
            return (this.frameWin) ? this.frameWin.getSelection() : this.frameDoc.selection;
        },

        heightUpdate : function() {
            this.elmFrame.style.height = Math.max(this.frameContent.offsetHeight,this.initialHeight)+'px';
        },

        nicCommand : function(cmd,args) {
            this.frameDoc.execCommand(cmd,false,args);
            setTimeout(this.heightUpdate.closure(this),100);
        }


    });
    var nicEditorPanel = bkClass.extend({
        construct : function(e,options,nicEditor) {
            this.elm = e;
            this.options = options;
            this.ne = nicEditor;
            this.panelButtons = new Array();
            this.buttonList = bkExtend([],this.ne.options.buttonList);

            this.panelContain = new bkElement('DIV').setStyle({overflow : 'hidden', width : '100%', border : '1px solid #cccccc', backgroundColor : '#efefef'}).addClass('panelContain');
            this.panelElm = new bkElement('DIV').setStyle({margin : '2px', marginTop : '0px', zoom : 1, overflow : 'hidden'}).addClass('panel').appendTo(this.panelContain);
            this.panelContain.appendTo(e);

            var opt = this.ne.options;
            var buttons = opt.buttons;
            for(button in buttons) {
                this.addButton(button,opt,true);
            }
            this.reorder();
            e.noSelect();
        },

        addButton : function(buttonName,options,noOrder) {
            var button = options.buttons[buttonName];
            var type = (button['type']) ? eval('(typeof('+button['type']+') == "undefined") ? null : '+button['type']+';') : nicEditorButton;
            var hasButton = bkLib.inArray(this.buttonList,buttonName);
            if(type && (hasButton || this.ne.options.fullPanel)) {
                this.panelButtons.push(new type(this.panelElm,buttonName,options,this.ne));
                if(!hasButton) {
                    this.buttonList.push(buttonName);
                }
            }
        },

        findButton : function(itm) {
            for(var i=0;i<this.panelButtons.length;i++) {
                if(this.panelButtons[i].name == itm)
                    return this.panelButtons[i];
            }
        },

        reorder : function() {
            var bl = this.buttonList;
            for(var i=0;i<bl.length;i++) {
                var button = this.findButton(bl[i]);
                if(button) {
                    this.panelElm.appendChild(button.margin);
                }
            }
        },

        remove : function() {
            this.elm.remove();
        }
    });
    var nicEditorButton = bkClass.extend({

        construct : function(e,buttonName,options,nicEditor) {
            this.options = options.buttons[buttonName];
            this.name = buttonName;
            this.ne = nicEditor;
            this.elm = e;

            this.margin = new bkElement('DIV').setStyle({'float' : 'left', marginTop : '2px'}).appendTo(e);
            this.contain = new bkElement('DIV').setStyle({width : '20px', height : '20px'}).addClass('buttonContain').appendTo(this.margin);
            this.border = new bkElement('DIV').setStyle({backgroundColor : '#efefef', border : '1px solid #efefef'}).appendTo(this.contain);
            this.button = new bkElement('DIV').setStyle({width : '18px', height : '18px', overflow : 'hidden', zoom : 1, cursor : 'pointer'}).addClass('button').setStyle(this.ne.getIcon(buttonName,options)).appendTo(this.border);
            this.button.addEvent('mouseover', this.hoverOn.closure(this)).addEvent('mouseout',this.hoverOff.closure(this)).addEvent('mousedown',this.mouseClick.closure(this)).noSelect();

            if(!window.opera) {
                this.button.onmousedown = this.button.onclick = bkLib.cancelEvent;
            }

            nicEditor.addEvent('selected', this.enable.closure(this)).addEvent('blur', this.disable.closure(this)).addEvent('key',this.key.closure(this));

            this.disable();
            this.init();
        },

        init : function() {  },

        hide : function() {
            this.contain.setStyle({display : 'none'});
        },

        updateState : function() {
            if(this.isDisabled) { this.setBg(); }
            else if(this.isHover) { this.setBg('hover'); }
            else if(this.isActive) { this.setBg('active'); }
            else { this.setBg(); }
        },

        setBg : function(state) {
            switch(state) {
                case 'hover':
                    var stateStyle = {border : '1px solid #666', backgroundColor : '#ddd'};
                    break;
                case 'active':
                    var stateStyle = {border : '1px solid #666', backgroundColor : '#ccc'};
                    break;
                default:
                    var stateStyle = {border : '1px solid #efefef', backgroundColor : '#efefef'};
            }
            this.border.setStyle(stateStyle).addClass('button-'+state);
        },

        checkNodes : function(e) {
            var elm = e;
            do {
                if(this.options.tags && bkLib.inArray(this.options.tags,elm.nodeName)) {
                    this.activate();
                    return true;
                }
            } while(elm = elm.parentNode && elm.className != "nicEdit");
            elm = $BK(e);
            while(elm.nodeType == 3) {
                elm = $BK(elm.parentNode);
            }
            if(this.options.css) {
                for(itm in this.options.css) {
                    if(elm.getStyle(itm,this.ne.selectedInstance.instanceDoc) == this.options.css[itm]) {
                        this.activate();
                        return true;
                    }
                }
            }
            this.deactivate();
            return false;
        },

        activate : function() {
            if(!this.isDisabled) {
                this.isActive = true;
                this.updateState();
                this.ne.fireEvent('buttonActivate',this);
            }
        },

        deactivate : function() {
            this.isActive = false;
            this.updateState();
            if(!this.isDisabled) {
                this.ne.fireEvent('buttonDeactivate',this);
            }
        },

        enable : function(ins,t) {
            this.isDisabled = false;
            this.contain.setStyle({'opacity' : 1}).addClass('buttonEnabled');
            this.updateState();
            this.checkNodes(t);
        },

        disable : function(ins,t) {
            this.isDisabled = true;
            this.contain.setStyle({'opacity' : 0.6}).removeClass('buttonEnabled');
            this.updateState();
        },

        toggleActive : function() {
            (this.isActive) ? this.deactivate() : this.activate();
        },

        hoverOn : function() {
            if(!this.isDisabled) {
                this.isHover = true;
                this.updateState();
                this.ne.fireEvent("buttonOver",this);
            }
        },

        hoverOff : function() {
            this.isHover = false;
            this.updateState();
            this.ne.fireEvent("buttonOut",this);
        },

        mouseClick : function() {
            if(this.options.command) {
                this.ne.nicCommand(this.options.command,this.options.commandArgs);
                if(!this.options.noActive) {
                    this.toggleActive();
                }
            }
            this.ne.fireEvent("buttonClick",this);
        },

        key : function(nicInstance,e) {
            if(this.options.key && e.ctrlKey && String.fromCharCode(e.keyCode || e.charCode).toLowerCase() == this.options.key) {
                this.mouseClick();
                if(e.preventDefault) e.preventDefault();
            }
        }

    });


    var nicPlugin = bkClass.extend({

        construct : function(nicEditor,options) {
            this.options = options;
            this.ne = nicEditor;
            this.ne.addEvent('panel',this.loadPanel.closure(this));

            this.init();
        },

        loadPanel : function(np) {
            var buttons = this.options.buttons;
            for(var button in buttons) {
                np.addButton(button,this.options);
            }
            np.reorder();
        },

        init : function() {  }
    });




	/* START CONFIG */
    var nicPaneOptions = { };
	/* END CONFIG */

    var nicEditorPane = bkClass.extend({
        construct : function(elm,nicEditor,options,openButton) {
            this.ne = nicEditor;
            this.elm = elm;
            this.pos = elm.pos();

            this.contain = new bkElement('div').setStyle({zIndex : '99999', overflow : 'hidden', position : 'absolute', left : this.pos[0]+'px', top : this.pos[1]+'px'})
            this.pane = new bkElement('div').setStyle({fontSize : '12px', border : '1px solid #ccc', 'overflow': 'hidden', padding : '4px', textAlign: 'left', backgroundColor : '#ffffc9'}).addClass('pane').setStyle(options).appendTo(this.contain);

            if(openButton && !openButton.options.noClose) {
                this.close = new bkElement('div').setStyle({'float' : 'right', height: '16px', width : '16px', cursor : 'pointer'}).setStyle(this.ne.getIcon('close',nicPaneOptions)).addEvent('mousedown',openButton.removePane.closure(this)).appendTo(this.pane);
            }

            this.contain.noSelect().appendTo(document.body);

            this.position();
            this.init();
        },

        init : function() { },

        position : function() {
            if(this.ne.nicPanel) {
                var panelElm = this.ne.nicPanel.elm;
                var panelPos = panelElm.pos();
                var newLeft = panelPos[0]+parseInt(panelElm.getStyle('width'))-(parseInt(this.pane.getStyle('width'))+8);
                if(newLeft < this.pos[0]) {
                    this.contain.setStyle({left : newLeft+'px'});
                }
            }
        },

        toggle : function() {
            this.isVisible = !this.isVisible;
            this.contain.setStyle({display : ((this.isVisible) ? 'block' : 'none')});
        },

        remove : function() {
            if(this.contain) {
                this.contain.remove();
                this.contain = null;
            }
        },

        append : function(c) {
            c.appendTo(this.pane);
        },

        setContent : function(c) {
            this.pane.setContent(c);
        }

    });



    var nicEditorAdvancedButton = nicEditorButton.extend({

        init : function() {
            this.ne.addEvent('selected',this.removePane.closure(this)).addEvent('blur',this.removePane.closure(this));
        },

        mouseClick : function() {
            if(!this.isDisabled) {
                if(this.pane && this.pane.pane) {
                    this.removePane();
                } else {
                    this.pane = new nicEditorPane(this.contain,this.ne,{width : (this.width || '270px'), backgroundColor : '#fff'},this);
                    this.addPane();
                    this.ne.selectedInstance.saveRng();
                }
            }
        },

        addForm : function(f,elm) {
            this.form = new bkElement('form').addEvent('submit',this.submit.closureListener(this));
            this.pane.append(this.form);
            this.inputs = {};

            for(itm in f) {
                var field = f[itm];
                var val = '';
                if(elm) {
                    val = elm.getAttribute(itm);
                }
                if(!val) {
                    val = field['value'] || '';
                }
                var type = f[itm].type;

                if(type == 'title') {
                    new bkElement('div').setContent(field.txt).setStyle({fontSize : '14px', fontWeight: 'bold', padding : '0px', margin : '2px 0'}).appendTo(this.form);
                } else {
                    var contain = new bkElement('div').setStyle({overflow : 'hidden', clear : 'both'}).appendTo(this.form);
                    if(field.txt) {
                        new bkElement('label').setAttributes({'for' : itm}).setContent(field.txt).setStyle({margin : '2px 4px', fontSize : '13px', width: '50px', lineHeight : '20px', textAlign : 'right', 'float' : 'left'}).appendTo(contain);
                    }

                    switch(type) {
                        case 'text':
                            this.inputs[itm] = new bkElement('input').setAttributes({id : itm, 'value' : val, 'type' : 'text'}).setStyle({margin : '2px 0', fontSize : '13px', 'float' : 'left', height : '20px', border : '1px solid #ccc', overflow : 'hidden'}).setStyle(field.style).appendTo(contain);
                            break;
                        case 'select':
                            this.inputs[itm] = new bkElement('select').setAttributes({id : itm}).setStyle({border : '1px solid #ccc', 'float' : 'left', margin : '2px 0'}).appendTo(contain);
                            for(opt in field.options) {
                                var o = new bkElement('option').setAttributes({value : opt, selected : (opt == val) ? 'selected' : ''}).setContent(field.options[opt]).appendTo(this.inputs[itm]);
                            }
                            break;
                        case 'content':
                            this.inputs[itm] = new bkElement('textarea').setAttributes({id : itm}).setStyle({border : '1px solid #ccc', 'float' : 'left'}).setStyle(field.style).appendTo(contain);
                            this.inputs[itm].value = val;
                    }
                }
            }
            new bkElement('input').setAttributes({'type' : 'submit'}).setStyle({backgroundColor : '#efefef',border : '1px solid #ccc', margin : '3px 0', 'float' : 'left', 'clear' : 'both'}).appendTo(this.form);
            this.form.onsubmit = bkLib.cancelEvent;
        },

        submit : function() { },

        findElm : function(tag,attr,val) {
            var list = this.ne.selectedInstance.getElm().getElementsByTagName(tag);
            for(var i=0;i<list.length;i++) {
                if(list[i].getAttribute(attr) == val) {
                    return $BK(list[i]);
                }
            }
        },

        removePane : function() {
            if(this.pane) {
                this.pane.remove();
                this.pane = null;
                this.ne.selectedInstance.restoreRng();
            }
        }
    });


    var nicButtonTips = bkClass.extend({
        construct : function(nicEditor) {
            this.ne = nicEditor;
            nicEditor.addEvent('buttonOver',this.show.closure(this)).addEvent('buttonOut',this.hide.closure(this));

        },

        show : function(button) {
            this.timer = setTimeout(this.create.closure(this,button),400);
        },

        create : function(button) {
            this.timer = null;
            if(!this.pane) {
                this.pane = new nicEditorPane(button.button,this.ne,{fontSize : '12px', marginTop : '5px'});
                this.pane.setContent(button.options.name);
            }
        },

        hide : function(button) {
            if(this.timer) {
                clearTimeout(this.timer);
            }
            if(this.pane) {
                this.pane = this.pane.remove();
            }
        }
    });
    nicEditors.registerPlugin(nicButtonTips);



	/* START CONFIG */
    var nicSelectOptions = {
        buttons : {
            'fontSize' : {name : __('Select Font Size'), type : 'nicEditorFontSizeSelect', command : 'fontsize'},
            'fontFamily' : {name : __('Select Font Family'), type : 'nicEditorFontFamilySelect', command : 'fontname'},
            'fontFormat' : {name : __('Select Font Format'), type : 'nicEditorFontFormatSelect', command : 'formatBlock'}
        }
    };
	/* END CONFIG */
    var nicEditorSelect = bkClass.extend({

        construct : function(e,buttonName,options,nicEditor) {
            this.options = options.buttons[buttonName];
            this.elm = e;
            this.ne = nicEditor;
            this.name = buttonName;
            this.selOptions = new Array();

            this.margin = new bkElement('div').setStyle({'float' : 'left', margin : '2px 1px 0 1px'}).appendTo(this.elm);
            this.contain = new bkElement('div').setStyle({width: '90px', height : '20px', cursor : 'pointer', overflow: 'hidden'}).addClass('selectContain').addEvent('click',this.toggle.closure(this)).appendTo(this.margin);
            this.items = new bkElement('div').setStyle({overflow : 'hidden', zoom : 1, border: '1px solid #ccc', paddingLeft : '3px', backgroundColor : '#fff'}).appendTo(this.contain);
            this.control = new bkElement('div').setStyle({overflow : 'hidden', 'float' : 'right', height: '18px', width : '16px'}).addClass('selectControl').setStyle(this.ne.getIcon('arrow',options)).appendTo(this.items);
            this.txt = new bkElement('div').setStyle({overflow : 'hidden', 'float' : 'left', width : '66px', height : '14px', marginTop : '1px', fontFamily : 'sans-serif', textAlign : 'center', fontSize : '12px'}).addClass('selectTxt').appendTo(this.items);

            if(!window.opera) {
                this.contain.onmousedown = this.control.onmousedown = this.txt.onmousedown = bkLib.cancelEvent;
            }

            this.margin.noSelect();

            this.ne.addEvent('selected', this.enable.closure(this)).addEvent('blur', this.disable.closure(this));

            this.disable();
            this.init();
        },

        disable : function() {
            this.isDisabled = true;
            this.close();
            this.contain.setStyle({opacity : 0.6});
        },

        enable : function(t) {
            this.isDisabled = false;
            this.close();
            this.contain.setStyle({opacity : 1});
        },

        setDisplay : function(txt) {
            this.txt.setContent(txt);
        },

        toggle : function() {
            if(!this.isDisabled) {
                (this.pane) ? this.close() : this.open();
            }
        },

        open : function() {
            this.pane = new nicEditorPane(this.items,this.ne,{width : '88px', padding: '0px', borderTop : 0, borderLeft : '1px solid #ccc', borderRight : '1px solid #ccc', borderBottom : '0px', backgroundColor : '#fff'});

            for(var i=0;i<this.selOptions.length;i++) {
                var opt = this.selOptions[i];
                var itmContain = new bkElement('div').setStyle({overflow : 'hidden', borderBottom : '1px solid #ccc', width: '88px', textAlign : 'left', overflow : 'hidden', cursor : 'pointer'});
                var itm = new bkElement('div').setStyle({padding : '0px 4px'}).setContent(opt[1]).appendTo(itmContain).noSelect();
                itm.addEvent('click',this.update.closure(this,opt[0])).addEvent('mouseover',this.over.closure(this,itm)).addEvent('mouseout',this.out.closure(this,itm)).setAttributes('id',opt[0]);
                this.pane.append(itmContain);
                if(!window.opera) {
                    itm.onmousedown = bkLib.cancelEvent;
                }
            }
        },

        close : function() {
            if(this.pane) {
                this.pane = this.pane.remove();
            }
        },

        over : function(opt) {
            opt.setStyle({backgroundColor : '#ccc'});
        },

        out : function(opt) {
            opt.setStyle({backgroundColor : '#fff'});
        },


        add : function(k,v) {
            this.selOptions.push(new Array(k,v));
        },

        update : function(elm) {
            this.ne.nicCommand(this.options.command,elm);
            this.close();
        }
    });

    var nicEditorFontSizeSelect = nicEditorSelect.extend({
        sel : {1 : '1&nbsp;(8pt)', 2 : '2&nbsp;(10pt)', 3 : '3&nbsp;(12pt)', 4 : '4&nbsp;(14pt)', 5 : '5&nbsp;(18pt)', 6 : '6&nbsp;(24pt)'},
        init : function() {
            this.setDisplay('Font&nbsp;Size...');
            for(itm in this.sel) {
                this.add(itm,'<font size="'+itm+'">'+this.sel[itm]+'</font>');
            }
        }
    });

    var nicEditorFontFamilySelect = nicEditorSelect.extend({
        sel : {'arial' : 'Arial','comic sans ms' : 'Comic Sans','courier new' : 'Courier New','georgia' : 'Georgia', 'helvetica' : 'Helvetica', 'impact' : 'Impact', 'times new roman' : 'Times', 'trebuchet ms' : 'Trebuchet', 'verdana' : 'Verdana'},

        init : function() {
            this.setDisplay('Font&nbsp;Family...');
            for(itm in this.sel) {
                this.add(itm,'<font face="'+itm+'">'+this.sel[itm]+'</font>');
            }
        }
    });

    var nicEditorFontFormatSelect = nicEditorSelect.extend({
        sel : {'p' : 'Paragraph', 'pre' : 'Pre', 'h6' : 'Heading&nbsp;6', 'h5' : 'Heading&nbsp;5', 'h4' : 'Heading&nbsp;4', 'h3' : 'Heading&nbsp;3', 'h2' : 'Heading&nbsp;2', 'h1' : 'Heading&nbsp;1'},

        init : function() {
            this.setDisplay('Font&nbsp;Format...');
            for(itm in this.sel) {
                var tag = itm.toUpperCase();
                this.add('<'+tag+'>','<'+itm+' style="padding: 0px; margin: 0px;">'+this.sel[itm]+'</'+tag+'>');
            }
        }
    });

    nicEditors.registerPlugin(nicPlugin,nicSelectOptions);



	/* START CONFIG */
    var nicLinkOptions = {
        buttons : {
            'link' : {name : 'Add Link', type : 'nicLinkButton', tags : ['A']},
            'unlink' : {name : 'Remove Link',  command : 'unlink', noActive : true}
        }
    };
	/* END CONFIG */

    var nicLinkButton = nicEditorAdvancedButton.extend({
        addPane : function() {
            this.ln = this.ne.selectedInstance.selElm().parentTag('A');
            this.addForm({
                '' : {type : 'title', txt : 'Add/Edit Link'},
                'href' : {type : 'text', txt : 'URL', value : 'http://', style : {width: '150px'}},
                'title' : {type : 'text', txt : 'Title'},
                'target' : {type : 'select', txt : 'Open In', options : {'' : 'Current Window', '_blank' : 'New Window'},style : {width : '100px'}}
            },this.ln);
        },

        submit : function(e) {
            var url = this.inputs['href'].value;
            if(url == "http://" || url == "") {
                alert("You must enter a URL to Create a Link");
                return false;
            }
            this.removePane();

            if(!this.ln) {
                var tmp = 'javascript:nicTemp();';
                this.ne.nicCommand("createlink",tmp);
                this.ln = this.findElm('A','href',tmp);
            }
            if(this.ln) {
                this.ln.setAttributes({
                    href : this.inputs['href'].value,
                    title : this.inputs['title'].value,
                    target : this.inputs['target'].options[this.inputs['target'].selectedIndex].value
                });
            }
        }
    });

    nicEditors.registerPlugin(nicPlugin,nicLinkOptions);



	/* START CONFIG */
    var nicColorOptions = {
        buttons : {
            'forecolor' : {name : __('Change Text Color'), type : 'nicEditorColorButton', noClose : true},
            'bgcolor' : {name : __('Change Background Color'), type : 'nicEditorBgColorButton', noClose : true}
        }
    };
	/* END CONFIG */

    var nicEditorColorButton = nicEditorAdvancedButton.extend({
        addPane : function() {
            var colorList = {0 : '00',1 : '33',2 : '66',3 :'99',4 : 'CC',5 : 'FF'};
            var colorItems = new bkElement('DIV').setStyle({width: '270px'});

            for(var r in colorList) {
                for(var b in colorList) {
                    for(var g in colorList) {
                        var colorCode = '#'+colorList[r]+colorList[g]+colorList[b];

                        var colorSquare = new bkElement('DIV').setStyle({'cursor' : 'pointer', 'height' : '15px', 'float' : 'left'}).appendTo(colorItems);
                        var colorBorder = new bkElement('DIV').setStyle({border: '2px solid '+colorCode}).appendTo(colorSquare);
                        var colorInner = new bkElement('DIV').setStyle({backgroundColor : colorCode, overflow : 'hidden', width : '11px', height : '11px'}).addEvent('click',this.colorSelect.closure(this,colorCode)).addEvent('mouseover',this.on.closure(this,colorBorder)).addEvent('mouseout',this.off.closure(this,colorBorder,colorCode)).appendTo(colorBorder);

                        if(!window.opera) {
                            colorSquare.onmousedown = colorInner.onmousedown = bkLib.cancelEvent;
                        }

                    }
                }
            }
            this.pane.append(colorItems.noSelect());
        },

        colorSelect : function(c) {
            this.ne.nicCommand('foreColor',c);
            this.removePane();
        },

        on : function(colorBorder) {
            colorBorder.setStyle({border : '2px solid #000'});
        },

        off : function(colorBorder,colorCode) {
            colorBorder.setStyle({border : '2px solid '+colorCode});
        }
    });

    var nicEditorBgColorButton = nicEditorColorButton.extend({
        colorSelect : function(c) {
            this.ne.nicCommand('hiliteColor',c);
            this.removePane();
        }
    });

    nicEditors.registerPlugin(nicPlugin,nicColorOptions);



	/* START CONFIG */
    var nicImageOptions = {
        buttons : {
            'image' : {name : 'Add Image', type : 'nicImageButton', tags : ['IMG']}
        }

    };
	/* END CONFIG */

    var nicImageButton = nicEditorAdvancedButton.extend({
        addPane : function() {
            this.im = this.ne.selectedInstance.selElm().parentTag('IMG');
            this.addForm({
                '' : {type : 'title', txt : 'Add/Edit Image'},
                'src' : {type : 'text', txt : 'URL', 'value' : 'http://', style : {width: '150px'}},
                'alt' : {type : 'text', txt : 'Alt Text', style : {width: '100px'}},
                'align' : {type : 'select', txt : 'Align', options : {none : 'Default','left' : 'Left', 'right' : 'Right'}}
            },this.im);
        },

        submit : function(e) {
            var src = this.inputs['src'].value;
            if(src == "" || src == "http://") {
                alert("You must enter a Image URL to insert");
                return false;
            }
            this.removePane();

            if(!this.im) {
                var tmp = 'javascript:nicImTemp();';
                this.ne.nicCommand("insertImage",tmp);
                this.im = this.findElm('IMG','src',tmp);
            }
            if(this.im) {
                this.im.setAttributes({
                    src : this.inputs['src'].value,
                    alt : this.inputs['alt'].value,
                    align : this.inputs['align'].value
                });
            }
        }
    });

    nicEditors.registerPlugin(nicPlugin,nicImageOptions);




	/* START CONFIG */
    var nicSaveOptions = {
        buttons : {
            'save' : {name : __('Save this content'), type : 'nicEditorSaveButton'}
        }
    };
	/* END CONFIG */

    var nicEditorSaveButton = nicEditorButton.extend({
        init : function() {
            if(!this.ne.options.onSave) {
                this.margin.setStyle({'display' : 'none'});
            }
        },
        mouseClick : function() {
            var onSave = this.ne.options.onSave;
            var selectedInstance = this.ne.selectedInstance;
            onSave(selectedInstance.getContent(), selectedInstance.elm.id, selectedInstance);
        }
    });

    nicEditors.registerPlugin(nicPlugin,nicSaveOptions);

}());