// htmlArea v3.0 - Copyright (c) 2003-2006 dynarch.com
//                               2002-2003 interactivetools.com, inc.
// This copyright notice MUST stay intact for use (see license.txt).
//
// A free WYSIWYG editor replacement for <textarea> fields.
// For full source code and docs, visit http://www.interactivetools.com/
//
// Version 3.0 developed by Mihai Bazon, Dynarch.com.
//   http://www.dynarch.com/
//
// $Id: htmlarea.js,v 1.101 2006-06-28 09:07:30 mishoo Exp $

(function(){
    if(typeof _editor_url=="string"){
        _editor_url=_editor_url.replace(/\x2f*$/,'/');}
    else{
        _editor_url='/Javascript/HtmlArea/';}
    if(typeof _editor_lang=="string"){
        _editor_lang=_editor_lang.toLowerCase();}
    else{
        _editor_lang="en";}

    var agt=navigator.userAgent.toLowerCase();
    HTMLArea.is_ie=((agt.indexOf("msie")!=-1)&&(agt.indexOf("opera")==-1));
    HTMLArea.is_opera=window.opera?true:(agt.indexOf("opera")!=-1);
    HTMLArea.is_mac=(agt.indexOf("mac")!=-1);
    HTMLArea.is_mac_ie=(HTMLArea.is_ie&&HTMLArea.is_mac);
    HTMLArea.is_win_ie=(HTMLArea.is_ie&&!HTMLArea.is_mac);
    HTMLArea.is_gecko=(navigator.product=="Gecko");
    HTMLArea.is_midas=HTMLArea.is_opera||HTMLArea.is_gecko;
    })();

function HTMLArea(textarea,config){
    if(HTMLArea.checkSupportedBrowser()){
        if(typeof config=="undefined"){
            this.config=new HTMLArea.Config();}
        else{
            this.config=config;}
        
        this._htmlArea=null;
        this._textArea=textarea;
        this._editMode="wysiwyg";
        this.plugins={};
        this._timerToolbar=null;
        this._timerUndo=null;
        this._undoQueue=new Array(this.config.undoSteps);
        this._undoPos=-1;
        this._customUndo=false;
        this._mdoc=document;
        this.doctype='';
    }
};

HTMLArea.onload=function(){};
HTMLArea._scripts=[];
HTMLArea.loadScript=function(url,plugin){
    if(plugin){
        url=HTMLArea.getPluginDir(plugin)+'/'+url;}
    this._scripts.push(url);
};

HTMLArea.I18N = {
	lang: "en",
	tooltips: {
		bold:           "Bold",
		italic:         "Italic",
		underline:      "Underline",
		strikethrough:  "Strikethrough",
		subscript:      "Subscript",
		superscript:    "Superscript",
		justifyleft:    "Justify Left",
		justifycenter:  "Justify Center",
		justifyright:   "Justify Right",
		justifyfull:    "Justify Full",
		orderedlist:    "Ordered List",
		unorderedlist:  "Bulleted List",
		outdent:        "Decrease Indent",
		indent:         "Increase Indent",
		forecolor:      "Font Color",
		hilitecolor:    "Background Color",
		horizontalrule: "Horizontal Rule",
		createlink:     "Insert Web Link",
		insertimage:    "Insert/Modify Image",
		inserttable:    "Insert Table",
		htmlmode:       "Toggle HTML Source",
		textindicator:  "Current style",
		cut:            "Cut selection",
		cut_ff:         "Cut (please use CTRL-X in Mozilla/FireFox)",
		copy:           "Copy selection",
		copy_ff:        "Copy (please use CTRL-C in Mozilla/FireFox)",
		paste:          "Paste from clipboard",
		paste_ff:       "Paste (please use CTRL-V in Mozilla/FireFox)",
		lefttoright:    "Direction left to right",
		righttoleft:    "Direction right to left",
		removeformat:   "Remove formatting",
		print:          "Print document",
		killword:       "Clear MSOffice tags"
	},
	buttons: {
		"ok":           "OK",
		"cancel":       "Cancel"
	},
	msg: {
		"Path":         "Path",
		"TEXT_MODE":    "You are in TEXT MODE.  Use the [<>] button to switch back to WYSIWYG.",

		"IE-sucks-full-screen" :
		// translate here
		"The full screen mode is known to cause problems with Internet Explorer, " +
		"due to browser bugs that we weren't able to workaround.  You might experience garbage " +
		"display, lack of editor functions and/or random browser crashes.  If your system is Windows 9x " +
		"it's very likely that you'll get a 'General Protection Fault' and need to reboot.\n\n" +
		"You have been warned.  Please press OK if you still want to try the full screen editor.",

		"Moz-Clipboard" :
		"Unprivileged scripts cannot access Cut/Copy/Paste programatically " +
		"for security reasons.  Click OK to see a technical note at mozilla.org " +
		"which shows you how to allow a script to access the clipboard.",

		"Link-Text" :
		"You need to select some text before creating a link"
	},
	dialogs: {
		"OK"                                                : "OK",
		"Cancel"                                            : "Cancel",
		"Alignment:"                                        : "Alignment:",
		"Not set"                                           : "Not set",
		"Left"                                              : "Left",
		"Right"                                             : "Right",
		"Texttop"                                           : "Texttop",
		"Absmiddle"                                         : "Absmiddle",
		"Baseline"                                          : "Baseline",
		"Absbottom"                                         : "Absbottom",
		"Bottom"                                            : "Bottom",
		"Middle"                                            : "Middle",
		"Top"                                               : "Top",

		"Layout"                                            : "Layout",
		"Spacing"                                           : "Spacing",
		"Horizontal:"                                       : "Horizontal:",
		"Horizontal padding"                                : "Horizontal padding",
		"Vertical:"                                         : "Vertical:",
		"Vertical padding"                                  : "Vertical padding",
		"Border thickness:"                                 : "Border thickness:",
		"Leave empty for no border"                         : "Leave empty for no border",

		"Insert/Modify Link"                                : "Insert/Modify Link",
		"None (use implicit)"                               : "None (use implicit)",
		"New window (_blank)"                               : "New window (_blank)",
		"Same frame (_self)"                                : "Same frame (_self)",
		"Top frame (_top)"                                  : "Top frame (_top)",
		"Other"                                             : "Other",
		"Target:"                                           : "Target:",
		"Title (tooltip):"                                  : "Title (tooltip):",
		"URL:"                                              : "URL:",
		"You must enter the URL where this link points to"  : "You must enter the URL where this link points to",
		// Insert Table
		"Insert Table"                                      : "Insert Table",
		"Rows:"                                             : "Rows:",
		"Number of rows"                                    : "Number of rows",
		"Cols:"                                             : "Cols:",
		"Number of columns"                                 : "Number of columns",
		"Width:"                                            : "Width:",
		"Width of the table"                                : "Width of the table",
		"Percent"                                           : "Percent",
		"Pixels"                                            : "Pixels",
		"Em"                                                : "Em",
		"Width unit"                                        : "Width unit",
		"Positioning of this table"                         : "Positioning of this table",
		"Cell spacing:"                                     : "Cell spacing:",
		"Space between adjacent cells"                      : "Space between adjacent cells",
		"Cell padding:"                                     : "Cell padding:",
		"Space between content and border in cell"          : "Space between content and border in cell",
		// Insert Image
		"Insert Image"                                      : "Insert Image",
		"Image URL:"                                        : "Image URL:",
		"Enter the image URL here"                          : "Enter the image URL here",
		"Preview"                                           : "Preview",
		"Preview the image in a new window"                 : "Preview the image in a new window",
		"Alternate text:"                                   : "Alternate text:",
		"For browsers that don't support images"            : "For browsers that don't support images",
		"Positioning of this image"                         : "Positioning of this image",
		"Image Preview:"                                    : "Image Preview:"
	}
};

HTMLArea.init=function(){
    var head=document.getElementsByTagName("head")[0];
    var current=0;
    var savetitle=document.title;
    var evt=HTMLArea.is_ie?"onreadystatechange":"onload";
    function loadNextScript(){
        if(current>0&&HTMLArea.is_ie&&!/loaded|complete/.test(window.event.srcElement.readyState))
            return;
       
        if(current<HTMLArea._scripts.length){
            var url=HTMLArea._scripts[current++];
            document.title="[HTMLArea: loading script "+current+"/"+HTMLArea._scripts.length+"]";
            var script=document.createElement("script");
            script.type="text/javascript";script.src=url;
            script[evt]=loadNextScript;
            head.appendChild(script);
        }
        else{
            document.title=savetitle;
            //HTMLArea.onload();
        }
    };
    loadNextScript();
};

HTMLArea.loadScript(_editor_url+_editor_lang+".js");
HTMLArea.RE_tagName=/(<\/|<)\s*([^\t\n>]+)/ig;HTMLArea.RE_doctype=/(<!doctype((.|\n)*?)>)\n?/i;
HTMLArea.RE_head=/<head>((.|\n)*?)<\/head>/i;
HTMLArea.RE_body=/<body>((.|\n)*?)<\/body>/i;
HTMLArea.Config=function(){
    this.version="3.0";
    this.width="100%";
    this.height="200px";
    this.statusBar=true;
    this.htmlareaPaste=false;
    this.undoSteps=20;
    this.undoTimeout=500;
    this.sizeIncludesToolbar=true;
    this.fullPage=false;
    this.pageStyle="";
    this.killWordOnPaste=true;
    this.makeLinkShowsTarget=true;
    this.baseURL=document.baseURI||document.URL;

    if(this.baseURL&&this.baseURL.match(/(.*)\/([^\/]+)/))
        this.baseURL=RegExp.$1+"/";

    this.imgURL="images/";
    this.popupURL="popups/";
    this.htmlRemoveTags=null;
    this.toolbar = this.toolbarA;
    
    this.toolbarA=[["fontname","space","fontsize","space","formatblock","space","bold","italic","underline","strikethrough",
                   "separator","subscript","superscript","separator",
                   "copy","cut","paste","space"],
                   ["justifyleft","justifycenter","justifyright","justifyfull","separator","lefttoright","righttoleft",
                   "separator","orderedlist","unorderedlist","outdent","indent","separator","forecolor","hilitecolor",
                   "separator","inserthorizontalrule","createlink","insertimage","inserttable","toggletableborders","removeformat","killword","htmlmode"]];

    this.toolbarB=[["fontname","space","fontsize","space","bold","italic","underline","separator","forecolor","hilitecolor","createlink","separator","htmlmode"]],[];
                        
    this.fontname={"&mdash; font &mdash;":'',"Arial":'arial,helvetica,sans-serif',"Courier New":'courier new,courier,monospace',
                   "Georgia":'georgia,times new roman,times,serif',"Tahoma":'tahoma,verdana,arial,helvetica,sans-serif',
                   "Times New Roman":'times new roman,times,serif',"Verdana":'verdana,tahoma,arial,helvetica,sans-serif',
                   "impact":'impact',"WingDings":'wingdings'};
                   
    this.fontsize={"&mdash; size &mdash;":"","1 (8 pt)":"1","2 (10 pt)":"2","3 (12 pt)":"3","4 (14 pt)":"4"};
    this.formatblock={"&mdash; format &mdash;":"","Normal":"p"};

    this.customSelects={};
    function cut_copy_paste(e,cmd,obj){
        e.execCommand(cmd);};
    this.debug=false;
    this.btnList={bold:["Bold","ed_format_bold.gif",false,function(e){e.execCommand("bold");}],
                  italic:["Italic","ed_format_italic.gif",false,function(e){e.execCommand("italic");}],
                  underline:["Underline","ed_format_underline.gif",false,function(e){e.execCommand("underline");}],
                  strikethrough:["Strikethrough","ed_format_strike.gif",false,function(e){e.execCommand("strikethrough");}],
                  subscript:["Subscript","ed_format_sub.gif",false,function(e){e.execCommand("subscript");}],
                  superscript:["Superscript","ed_format_sup.gif",false,function(e){e.execCommand("superscript");}],
                  justifyleft:["Justify Left","ed_align_left.gif",false,function(e){e.execCommand("justifyleft");}],
                  justifycenter:["Justify Center","ed_align_center.gif",false,function(e){e.execCommand("justifycenter");}],
                  justifyright:["Justify Right","ed_align_right.gif",false,function(e){e.execCommand("justifyright");}],
                  justifyfull:["Justify Full","ed_align_justify.gif",false,function(e){e.execCommand("justifyfull");}],
                  orderedlist:["Ordered List","ed_list_num.gif",false,function(e){e.execCommand("insertorderedlist");}],
                  unorderedlist:["Bulleted List","ed_list_bullet.gif",false,function(e){e.execCommand("insertunorderedlist");}],
                  outdent:["Decrease Indent","ed_indent_less.gif",false,function(e){e.execCommand("outdent");}],
                  indent:["Increase Indent","ed_indent_more.gif",false,function(e){e.execCommand("indent");}],
                  forecolor:["Font Color","ed_color_fg.gif",false,function(e){e.execCommand("forecolor");}],
                  hilitecolor:["Background Color","ed_color_bg.gif",false,function(e){e.execCommand("hilitecolor");}],
                  inserthorizontalrule:["Horizontal Rule","ed_hr.gif",false,function(e){e.execCommand("inserthorizontalrule");}],
                  createlink:["Insert Web Link","ed_link.gif",false,function(e){e.execCommand("createlink",true);}],
                  insertimage:["Insert/Modify Image","ed_image.gif",false,function(e){e.execCommand("insertimage");}],
                  inserttable:["Insert Table","insert_table.gif",false,function(e){e.execCommand("inserttable");}],
                  toggletableborders:["Toggle table guidelines","ed_table_borders.gif",false,function(e){e.execCommand("toggletableborders");}],
                  htmlmode:["Toggle HTML Source","ed_html.gif",true,function(e){e.execCommand("htmlmode");}],
                  cut:["Cut selection","ed_cut.gif",false,cut_copy_paste],copy:["Copy selection","ed_copy.gif",false,cut_copy_paste],
                  paste:["Paste from clipboard","ed_paste.gif",false,cut_copy_paste],
                  lefttoright:["Direction left to right","ed_left_to_right.gif",false,function(e){e.execCommand("lefttoright");}],
                  righttoleft:["Direction right to left","ed_right_to_left.gif",false,function(e){e.execCommand("righttoleft");}],
                  removeformat:["Remove formatting","ed_rmformat.gif",false,function(e){e.execCommand("removeformat");}],
                  print:["Print document","ed_print.gif",false,function(e){e._iframe.contentWindow.print();}],
                  killword:["Clear MSOffice tags","ed_killword.gif",false,function(e){e.execCommand("killword");}]
    };

    for(var i in this.btnList){
        var btn=this.btnList[i];
        btn[1]=_editor_url+this.imgURL+btn[1];
        if(typeof HTMLArea.I18N.tooltips[i]!="undefined"){
            if(/^(cut|copy|paste)$/.test(i)&&HTMLArea.is_gecko&&HTMLArea.I18N.tooltips[i+'_ff'])
                i=i+'_ff';
            btn[0]=HTMLArea.I18N.tooltips[i];
        }
    }
};

HTMLArea.Config.prototype.registerButton=function(id,tooltip,image,textMode,action,context){
    var the_id;
    if(typeof id=="string"){
        the_id=id;}
    else if(typeof id=="object"){
        the_id=id.id;}
    else{
        alert("ERROR [HTMLArea.Config::registerButton]:\ninvalid arguments");
        return false;}
    
    if(typeof this.customSelects[the_id]!="undefined"){}
    if(typeof this.btnList[the_id]!="undefined"){}
    
    switch(typeof id){
        case "string":
            return this.btnList[id]=[tooltip,image,textMode,action,context];
        case "object":
            return this.btnList[id.id]=[id.tooltip,id.image,id.textMode,id.action,id.context];
    }
};

HTMLArea.Config.prototype.registerDropdown=function(object){
    if(typeof this.customSelects[object.id]!="undefined"){}
    if(typeof this.btnList[object.id]!="undefined"){}
    this.customSelects[object.id]=object;
};

HTMLArea.Config.prototype.hideSomeButtons=function(remove){
    var toolbar=this.toolbar;
    for(var i=toolbar.length;--i>=0;){
        var line=toolbar[i];
        for(var j=line.length;--j>=0;){
            if(remove.indexOf(" "+line[j]+" ")>=0){
                var len=1;
                if(/separator|space/.test(line[j+1])){
                    len=2;}
                line.splice(j,len);
            }
        }
    }
};
            
HTMLArea.replaceAll=function(config){
    var tas=document.getElementsByTagName("textarea");
    for(var i=tas.length;i>0;(new HTMLArea(tas[--i],config)).generate());
};

HTMLArea.replace=function(id,config){
    var ta=HTMLArea.getElementById("textarea",id);
    return ta?(new HTMLArea(ta,config)).generate():null;
};

HTMLArea.prototype._createToolbar=function(){
    var editor=this;
    var toolbar=document.createElement("div");
    if(HTMLArea.is_ie)
        toolbar.style.width="99%";

    HTMLArea._addEvents(toolbar,["mousedown","mouseup"],function(ev){
        var tgt;
        if(HTMLArea.is_ie){
            ev=window.event;tgt=ev.srcElement;}
        else
            tgt=ev.target;
            if(tgt===toolbar||tgt.disabled||tgt.parentNode.disabled){
                editor.updateToolbar();
                HTMLArea._stopEvent(ev);
                return false;
            }
    });
    
    this._toolbar=toolbar;
    toolbar.className="toolbar";
    toolbar.unselectable="1";
    var tb_row=null;
    var tb_objects=new Object();
    this._toolbarObjects=tb_objects;
    
    function newLine(){
        var table=document.createElement("table");
        table.border="0px";
        table.cellSpacing="0px";
        table.cellPadding="0px";
        toolbar.appendChild(table);
        var tb_body=document.createElement("tbody");
        table.appendChild(tb_body);
        tb_row=document.createElement("tr");
        tb_body.appendChild(tb_row);
    };

    newLine();
    function setButtonStatus(id,newval){
        var oldval=this[id];
        var el=this.element;
        if(oldval!=newval){
            switch(id){
                case "enabled":
                    if(newval){
                        HTMLArea._removeClass(el,"buttonDisabled");
                        el.disabled=false;}
                    else{
                        HTMLArea._addClass(el,"buttonDisabled");
                        el.disabled=true;}
                    break;
                case "active":
                    if(newval){
                        HTMLArea._addClass(el,"buttonPressed");}
                    else{
                        HTMLArea._removeClass(el,"buttonPressed");}
                    break;
            }
            this[id]=newval;
        }
    };

    function createSelect(txt){
        var options=null;
        var el=null;
        var cmd=null;
        var customSelects=editor.config.customSelects;
        var context=null;
        var tooltip="";
        switch(txt){
            case "fontsize":
            case "fontname":
            case "formatblock":
                options=editor.config[txt];
                cmd=txt;
                break;
            default:
                cmd=txt;
                var dropdown=customSelects[cmd];
                if(typeof dropdown!="undefined"){
                    options=dropdown.options;
                    context=dropdown.context;
                    if(typeof dropdown.tooltip!="undefined"){
                        tooltip=dropdown.tooltip;}
                }
                else{
                    alert("ERROR [createSelect]:\nCan't find the requested dropdown definition");}
                break;
        }
        if(options){
            el=document.createElement("select");
            el.title=tooltip;
            var obj={name:txt,element:el,enabled:true,text:false,cmd:cmd,state:setButtonStatus,context:context};
            tb_objects[txt]=obj;
            for(var i in options){
                var op=document.createElement("option");
                op.innerHTML=i;
                op.value=options[i];
                el.appendChild(op);
            }
           
            HTMLArea._addEvent(el,"change",function(){editor._comboSelected(el,txt);});
        }
        return el;
    };
    
    function createButton(txt){
        var el=null;
        var btn=null;
        switch(txt){
            case "separator":
                el=document.createElement("div");
                el.className="separator";
                break;
            case "space":
                el=document.createElement("div");
                el.className="space";
                break;
            case "linebreak":
                newLine();
                return false;
            case "textindicator":
                el=document.createElement("div");
                el.appendChild(document.createTextNode("A"));
                el.className="indicator";
                el.title=HTMLArea.I18N.tooltips.textindicator;
                var obj={name:txt,element:el,enabled:true,active:false,text:false,cmd:"textindicator",state:setButtonStatus};
                tb_objects[txt]=obj;
                break;
            default:
                btn=editor.config.btnList[txt];
                break;
        }
        
        if(!el&&btn){
            el=document.createElement("div");
            el.title=btn[0];
            el.className="button";
            var obj={name:txt,element:el,enabled:true,active:false,text:btn[2],cmd:btn[3],state:setButtonStatus,context:btn[4]||null};
            tb_objects[txt]=obj;
            HTMLArea._addEvent(el,"mouseover",function(){
                if(obj.enabled){
                    HTMLArea._addClass(el,"buttonHover");}
            });

            HTMLArea._addEvent(el,"mouseout",function(){
                if(obj.enabled)with(HTMLArea){
                    _removeClass(el,"buttonHover");
                    _removeClass(el,"buttonActive");
                    (obj.active)&&_addClass(el,"buttonPressed");
                }
            });
            
            HTMLArea._addEvent(el,"mousedown",function(ev){
                if(obj.enabled)with(HTMLArea){
                    _addClass(el,"buttonActive");
                    _removeClass(el,"buttonPressed");
                    _stopEvent(is_ie?window.event:ev);
                }
            });
            
            HTMLArea._addEvent(el,"click",function(ev){
                if(obj.enabled)with(HTMLArea){
                    _removeClass(el,"buttonActive");
                    _removeClass(el,"buttonHover");
                    obj.cmd(editor,obj.name,obj);
                    _stopEvent(is_ie?window.event:ev);
                }
            });
            
            var img=document.createElement("img");
            img.src=btn[1];
            img.style.width="18px";
            img.style.height="18px";
            if(HTMLArea.is_ie)
                img.ondragstart=HTMLArea.do_false;
            el.appendChild(img);
        }
        else if(!el){
            el=createSelect(txt);}
        
        if(el){
            var tb_cell=document.createElement("td");
            tb_row.appendChild(tb_cell);
            tb_cell.appendChild(el);
        }
        else{
            alert("FIXME: Unknown toolbar item: "+txt);}
        
        return el;
    };
    
    var first=true;

    for(var i = 0;i < this.config.toolbar.length;++i){
        if(!first){
            createButton("linebreak");}
        else{
            first=false;}
            
        var group=this.config.toolbar[i];
        for(var j=0;j<group.length;++j){
            var code=group[j];
            if(/^([IT])\[(.*?)\]/.test(code)){
                var l7ed=RegExp.$1=="I";
                var label=RegExp.$2;
                if(l7ed){
                    label=HTMLArea.I18N.custom[label];}
                var tb_cell=document.createElement("td");
                tb_row.appendChild(tb_cell);
                tb_cell.className="label";
                tb_cell.innerHTML=label;
            }
            else{
                createButton(code);}
        }
    }
    this._htmlArea.appendChild(toolbar);
};

HTMLArea.prototype._createStatusBar=function(){
    var statusbar=document.createElement("div");
    statusbar.className="statusBar";
    this._htmlArea.appendChild(statusbar);
    this._statusBar=statusbar;
    div=document.createElement("span");
    div.className="statusBarTree";
    div.innerHTML=HTMLArea.I18N.msg["Path"]+": ";
    this._statusBarTree=div;
    this._statusBar.appendChild(div);
    if(!this.config.statusBar){
        statusbar.style.display="none";}
};

HTMLArea.prototype.generate=function(){
    var editor=this;
    var textarea=this._textArea;
    if(typeof textarea=="string"){
        this._textArea=textarea=HTMLArea.getElementById("textarea",textarea);}
        
    this._ta_size={w:textarea.offsetWidth,h:textarea.offsetHeight};
    textarea.style.display="none";
    var htmlarea=document.createElement("div");
    htmlarea.className="htmlarea";
    this._htmlArea=htmlarea;
    textarea.parentNode.insertBefore(htmlarea,textarea);
    if(textarea.form){
        var f=textarea.form;
        if(typeof f.onsubmit=="function"){
            var funcref=f.onsubmit;
            if(typeof f.__msh_prevOnSubmit=="undefined"){
                f.__msh_prevOnSubmit=[];}
            f.__msh_prevOnSubmit.push(funcref);
        }
        f.onsubmit=function(){
            editor._textArea.value=editor.getHTML();
            var a=this.__msh_prevOnSubmit;
            if(typeof a!="undefined"){
                for(var i=a.length;--i>=0;){
                    a[i]();}
            }
        };
        if(typeof f.onreset=="function"){
            var funcref=f.onreset;
            if(typeof f.__msh_prevOnReset=="undefined"){
                f.__msh_prevOnReset=[];}
            f.__msh_prevOnReset.push(funcref);
        }
        f.onreset=function(){
            editor.setHTML(editor._textArea.value);
            editor.updateToolbar();
            var a=this.__msh_prevOnReset;
            if(typeof a!="undefined"){
                for(var i=a.length;--i>=0;){
                    a[i]();}
            }
        };
    }
    try{
        window.onunload=function(){
            editor._textArea.value=editor.getHTML();
        };
    }
    catch(e){};
    this._createToolbar();
    htmlarea.appendChild(textarea);
    var iframe=document.createElement("iframe");
    iframe.src=HTMLArea.is_ie?"javascript:false;":"about:blank";
    htmlarea.appendChild(iframe);
    this._iframe=iframe;
    this._createStatusBar();
    if(!HTMLArea.is_ie){
        iframe.style.borderWidth="0";}
    var height=this.config.height,width=this.config.width;
    if(height=="auto")
        height=this._ta_size.h;
    if(height==parseInt(height,10)){
        if(this.config.sizeIncludesToolbar){
            height-=this._toolbar.offsetHeight;
            height-=this._statusBar.offsetHeight;
        }
        if(height<0)
            height=0;
        height+="px";
    }
    if(width=="auto")
        width=this._ta_size.w;
    if(width==parseInt(width,10))
        width+="px";
        
    iframe.style.width=width;
    iframe.style.height=height;
    textarea.style.width=width;
    textarea.style.height=height;
    
    function initIframe(){
        var doc=editor._iframe.contentWindow.document;
        if(!doc){
            if(HTMLArea.is_gecko){
                setTimeout(initIframe,100);
                return false;
            }
            else{
                alert("ERROR: IFRAME can't be initialized.");
            }
        }
        if(HTMLArea.is_midas){
            doc.designMode="on";}
        editor._doc=doc;
        
        if(!editor.config.fullPage){
            doc.open();
            var html='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" '+'"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'+"<html>\n";html+="<head>\n";
            if(editor.config.baseURL)
                html+='<base href="'+editor.config.baseURL+'" />';
            html+="<link rel='stylesheet' href='"+_editor_url+"iframe.css' />";
            html+="<style type='text/css'>"+editor.config.pageStyle+" html,body { border: 0px; }</style>\n";
            html+="</head>\n";
            html+="<body class='editor'>\n";
            html+=editor._textArea.value;
            html+="</body>\n";
            html+="</html>";
            doc.write(html);
            doc.close();
        }
        else{
            var html=editor._textArea.value;
            if(html.match(HTMLArea.RE_doctype)){
                editor.setDoctype(RegExp.$1);
                html=html.replace(HTMLArea.RE_doctype,"");
            }
            doc.open();
            doc.write(html);
            doc.close();
        }
        if(HTMLArea.is_ie){
            doc.body.contentEditable=true;}
        HTMLArea._addEvents(doc,["keydown","keypress","mousedown","mouseup","drag"],function(event){
                return editor._editorEvent(HTMLArea.is_ie?editor._iframe.contentWindow.event:event);});
        
        for(var i in editor.plugins){
            var plugin=editor.plugins[i].instance;
            if(typeof plugin.onGenerate=="function")
                plugin.onGenerate();
            if(typeof plugin.onGenerateOnce=="function"){
                plugin.onGenerateOnce();
                plugin.onGenerateOnce=null;
            }
        }
        
        var timer=setInterval(function(){
                if(editor._doc.body){
                    if(/\S/.test(editor._textArea.value)){
                        editor.convertSemanticTags(true);
                        editor._wordClean();
                    }
                    else 
                        editor.execCommand("formatblock",false,"p");
                    
                    editor.updateToolbar();
                    window.focus();
                    editor.focusEditor();
                    clearInterval(timer);
                }
            },100);
        
        if(typeof editor.onGenerate=="function")
            editor.onGenerate();
    };
    
    setTimeout(initIframe,100);
};

HTMLArea.prototype.setMode=function(mode){
    if(typeof mode=="undefined"){
        mode=((this._editMode=="textmode")?"wysiwyg":"textmode");}
    
    switch(mode){
        case "textmode":
            this._textArea.value=this.getHTML();
            this._iframe.style.display="none";
            this._textArea.style.display="block";
            if(this.config.statusBar){
                this._statusBar.innerHTML=HTMLArea.I18N.msg["TEXT_MODE"];}
            break;
        case "wysiwyg":
            if(HTMLArea.is_midas){try{this._doc.designMode="off";}catch(e){};}
            if(!this.config.fullPage)
                this._doc.body.innerHTML=this.getHTML();
            else
                this.setFullHTML(this.getHTML());
            this._iframe.style.display="block";
            this._textArea.style.display="none";
            if(HTMLArea.is_midas){try{this._doc.designMode="on";}catch(e){};}
            if(this.config.statusBar){
                this._statusBar.innerHTML='';
                this._statusBar.appendChild(this._statusBarTree);
            }
            this.convertSemanticTags(true);
            break;
        default:
            alert("Mode <"+mode+"> not defined!");
            return false;
    }
    
    this._editMode=mode;
    this.focusEditor();
    
    for(var i in this.plugins){
        var plugin=this.plugins[i].instance;
        if(typeof plugin.onMode=="function")
            plugin.onMode(mode);
    }
};

HTMLArea.prototype.setFullHTML=function(html){
    var save_multiline=RegExp.multiline;
    RegExp.multiline=true;
    if(html.match(HTMLArea.RE_doctype)){
        this.setDoctype(RegExp.$1);
        html=html.replace(HTMLArea.RE_doctype,"");
    }
    RegExp.multiline=save_multiline;
    if(!HTMLArea.is_ie){
        if(html.match(HTMLArea.RE_head))
            this._doc.getElementsByTagName("head")[0].innerHTML=RegExp.$1;
        if(html.match(HTMLArea.RE_body))
            this._doc.getElementsByTagName("body")[0].innerHTML=RegExp.$1;
    }
    else{
        var html_re=/<html>((.|\n)*?)<\/html>/i;
        html=html.replace(html_re,"$1");
        this._doc.open();
        this._doc.write(html);
        this._doc.close();
        this._doc.body.contentEditable=true;
        return true;
    }
};

HTMLArea.prototype.registerPlugin=function(){
    var plugin=arguments[0];
    var args=[];
    for(var i=1;i<arguments.length;++i)
        args.push(arguments[i]);
    this.registerPlugin2(plugin,args);
};
    
HTMLArea.prototype.registerPlugin2=function(plugin,args){
    if(typeof plugin=="undefined"){
        return false;}
    if(typeof plugin=="string")
        plugin=eval(plugin);
    alert('args');
    alert(args);
    var obj=new plugin(this,args);
    if(obj){
        var clone={};
        var info=plugin._pluginInfo;
        for(var i in info)
            clone[i]=info[i];
        clone.instance=obj;
        clone.args=args;
        this.plugins[plugin._pluginInfo.name]=clone;
    }
    else 
        alert("Can't register plugin "+plugin.toString()+".");
};

HTMLArea.getPluginDir=function(pluginName){
    return "/Javascript/HtmlArea/plugins/"+pluginName;
};

HTMLArea.loadPlugin=function(pluginName){
    var dir=this.getPluginDir(pluginName);
    var plugin=pluginName.replace(/([a-z])([A-Z])([a-z])/g,function(str,l1,l2,l3){return l1+"-"+l2.toLowerCase()+l3;}).toLowerCase()+".js";
    var plugin_file=dir+"/"+plugin;
    var plugin_lang=dir+"/lang/en.js";
    this.loadScript(plugin_file);
    this.loadScript(plugin_lang);
};

HTMLArea.loadStyle=function(style,plugin){
    var url=_editor_url||'';
    if(typeof plugin!="undefined"){
        url+="plugins/"+plugin+"/";}
    url+=style;
    if(/^\x2f/.test(style))
        url=style;
    var head=document.getElementsByTagName("head")[0];
    var link=document.createElement("link");
    link.rel="stylesheet";
    link.href=url;
    head.appendChild(link);
};

HTMLArea.loadStyle(typeof _editor_css=="string"?_editor_css:"htmlarea.css");

HTMLArea.prototype.debugTree=function(){
    var ta=document.createElement("textarea");
    ta.style.width="100%";
    ta.style.height="20em";
    ta.value="";
    function debug(indent,str){
        for(;--indent>=0;)
            ta.value+=" ";
        ta.value+=str+"\n";
    };
    function _dt(root,level){
        var tag=root.tagName.toLowerCase(),i;
        var ns=HTMLArea.is_ie?root.scopeName:root.prefix;
        debug(level,"- "+tag+" ["+ns+"]");
        for(i=root.firstChild;i;i=i.nextSibling)
            if(i.nodeType==1)
                _dt(i,level+2);
    };
    _dt(this._doc.body,0);
    document.body.appendChild(ta);
};

HTMLArea.getInnerText=function(el){
    var txt='',i;
    for(i=el.firstChild;i;i=i.nextSibling){
        if(i.nodeType==3)
            txt+=i.data;
        else if(i.nodeType==1)
            txt+=HTMLArea.getInnerText(i);
    }
    return txt;
};

HTMLArea.prototype.collapsed=function(){
    var sel=this._getSelection(),range=this._createRange(sel);
    if(HTMLArea.is_ie)
        return range.compareEndPoints("StartToEnd",range)==0;
    else 
        return range.collapsed;
};

HTMLArea.prototype.flatRange=function(){
    var df,sel=this._getSelection(),range=this._createRange(sel),tmp;
    if(HTMLArea.is_ie){
        if(sel.type=="Control")
            return false;
        try{tmp=document.createElement("div");tmp.innerHTML=range.htmlText;}
        catch(e){return false;}
        if(tmp.childNodes.length>1)
            return false;
    }
    else 
        try{
            df=range.cloneContents();
            if(range.startContainer.nodeType==1&&range.endContainer.nodeType==1)
                df=df.firstChild;
            if(df){
                if(/^img$/i.test(df.tagName)&&!df.nextSibling)
                    return false;
                while(df.firstChild)
                    if(df.removeChild(df.firstChild).nodeType==1)
                        return false;
            }
        }
        catch(e){};
        return true;
};

HTMLArea.prototype._wordClean=function(want_stats){
    var body=this._doc.body;
    var stats={empty_tags:0,mso_class:0,mso_style:0,mso_xmlel:0,orig_len:body.innerHTML.length,T:(new Date()).getTime()},stats_txt={empty_tags:"Empty tags removed: ",mso_class:"MSO class names removed: ",mso_style:"MSO inline style removed: ",mso_xmlel:"MSO XML elements stripped: "};
    function showStats(){
        var txt="Word cleaner stats: \n\n";
        for(var i in stats)
            if(stats_txt[i])
                txt+=stats_txt[i]+stats[i]+"\n";
        txt+="\nInitial document length: "+stats.orig_len+"\n";
        txt+="Final document length: "+body.innerHTML.length+"\n";
        txt+="Clean-up took "+(((new Date()).getTime()-stats.T)/1000)+" seconds";
        alert(txt);
    };
    function clearClass(node){
        var newc=node.className.replace(/(^|\s)mso.*?(\s|$)/ig,' ');
        if(newc!=node.className){
            node.className=newc;
            if(!/\S/.test(node.className)){
                node.removeAttribute("className");
                ++stats.mso_class;
            }
        }
    };
    function clearStyle(node){
        var declarations=node.style.cssText.split(/\s*;\s*/),line;
        for(var i=declarations.length;--i>=0;){
            line=declarations[i];
            if(/^mso|^tab-stops|^layout-grid/i.test(line)||/^margin\s*:\s*[0-9]+..\s+[0-9]+..\s+[0-9]+../i.test(line)){
                ++stats.mso_style;declarations.splice(i,1);}
            else{
                declarations[i]=line.replace(/windowtext/,'#000');}
        }
        node.style.cssText=declarations.join("; ");
    };
    function stripTag(el){
        if(HTMLArea.is_ie)
            el.outerHTML=HTMLArea.htmlEncode(el.innerText);
        else{
            var txt=document.createTextNode(HTMLArea.getInnerText(el));
            el.parentNode.insertBefore(txt,el);
            el.parentNode.removeChild(el);
        }
        ++stats.mso_xmlel;
    };
    function checkEmpty(el){
        if(/^(a|span|b|strong|i|em|font)$/i.test(el.tagName)&&el.childNodes.length==0){
            el.parentNode.removeChild(el);
            ++stats.empty_tags;
        }
    };
    function parseTree(root){
        var tag=root.tagName.toLowerCase(),i,next;
        if((HTMLArea.is_ie&&root.scopeName!='HTML')||(!HTMLArea.is_ie&&/:/.test(tag))){
            stripTag(root);
            return false;
        }
        else{
            clearClass(root);
            clearStyle(root);
            for(i=root.firstChild;i;i=next){
                next=i.nextSibling;
                if(i.nodeType==1&&parseTree(i))
                    checkEmpty(i);
            }
        }
        return true;
    };
    parseTree(body);
    this.updateToolbar();
};

HTMLArea.prototype.forceRedraw=function(){
    this._doc.body.style.visibility="hidden";
    this._doc.body.style.visibility="visible";
};

HTMLArea.prototype.focusEditor=function(){
    switch(this._editMode){
        case "wysiwyg":
            try{
                this._iframe.contentWindow.focus();
            }
            catch(e){}
            break;
        case "textmode":
            try{
                this._textArea.focus();
            }catch(e){}
            break;
        default:
            alert("ERROR: mode "+this._editMode+" is not defined");
    }
    return this._doc;
};

HTMLArea.prototype._undoTakeSnapshot=function(){
    ++this._undoPos;
    if(this._undoPos>=this.config.undoSteps){
        this._undoQueue.shift();
        --this._undoPos;
    }
    var take=true;
    var txt=this.getInnerHTML();
    if(this._undoPos>0)
        take=(this._undoQueue[this._undoPos-1]!=txt);
    if(take){
        this._undoQueue[this._undoPos]=txt;}
    else{
        this._undoPos--;}
};

HTMLArea.prototype.undo=function(){
    if(this._undoPos>0){var txt=this._undoQueue[--this._undoPos];
    if(txt)this.setHTML(txt);else++this._undoPos;}
};

HTMLArea.prototype.redo=function(){
    if(this._undoPos<this._undoQueue.length-1){
        var txt=this._undoQueue[++this._undoPos];
        if(txt)
            this.setHTML(txt);
        else
            --this._undoPos;
    }
};

HTMLArea.prototype.resetStatusBar=function(txt){
    if(this.config.statusBar){
        var b=this._statusBarTree;
        while(b.firstChild)
            b.removeChild(b.lastChild);
        if(!txt)
            txt='-';
        b.appendChild(document.createTextNode(txt));
    }
};

HTMLArea.prototype.updateToolbar=function(noStatus){
    var doc=this._doc;
    var text=(this._editMode=="textmode");
    var ancestors=null;
    if(!text){
        ancestors=this.getAllAncestors();
        if(this.config.statusBar&&!noStatus){
            this.resetStatusBar(HTMLArea.I18N.msg["Path"]+": ");
            for(var i=ancestors.length;--i>=0;){
                var el=ancestors[i];
                if(!el){
                    continue;}
                var a=document.createElement("a");
                a.href="#";
                a.el=el;
                a.editor=this;
                a.onclick=function(){
                    this.blur();
                    this.editor.selectNodeContents(this.el);
                    this.editor.updateToolbar(true);
                    return false;
                };
                a.ondblclick=function(){
                    this.blur();
                    this.editor.selectNodeContents(this.el,null,true);
                    this.editor.updateToolbar(true);
                    return false;
                };
                a.oncontextmenu=function(){
                    this.blur();
                    var info="Inline style:\n\n";
                    info+=this.el.style.cssText.split(/;\s*/).join(";\n");
                    alert(info);
                    return false;
                };
                var txt=el.tagName.toLowerCase();
                a.title=el.style.cssText;
                if(el.id){
                    txt+="#"+el.id;}
                var tmp=el.className.replace(/\s*_msh_[^\s]+\s*/,' ');
                if(/\S/.test(tmp))
                    txt+="."+tmp;
                
                a.appendChild(document.createTextNode(txt));
                this._statusBarTree.appendChild(a);
                if(i!=0){
                    this._statusBarTree.appendChild(document.createTextNode(String.fromCharCode(0xbb)));}
            }
        }
    }
    for(var i in this._toolbarObjects){
        var btn=this._toolbarObjects[i];
        var cmd=i;
        var inContext=true;
        if(btn.context&&!text){
            inContext=false;
            var context=btn.context;
            var attrs=[];
            if(/(.*)\[(.*?)\]/.test(context)){
                context=RegExp.$1;
                attrs=RegExp.$2.split(",");
            }
            context=context.toLowerCase();
            var match=(context=="*");
            for(var k=0;k<ancestors.length;++k){
                if(!ancestors[k]){
                    continue;}
                if(match||(ancestors[k].tagName.toLowerCase()==context)){
                    inContext=true;
                    for(var ka=0;ka<attrs.length;++ka){
                        if(!eval("ancestors[k]."+attrs[ka])){
                            inContext=false;
                            break;
                        }
                    }
                    if(inContext){
                        break;}
                }
            }
        }
        btn.state("enabled",(!text||btn.text)&&inContext);
        
        if(typeof cmd=="function"){
            continue;}
        var dropdown=this.config.customSelects[cmd];
        
        if((!text||btn.text)&&(typeof dropdown!="undefined")){
            dropdown.refresh(this);
            continue;
        }
        switch(cmd){
            case "fontname":
            case "fontsize":
            case "formatblock":
                if(!text)
                    try{
                        var value=(""+doc.queryCommandValue(cmd)).toLowerCase();
                        if(!value){
                            btn.element.selectedIndex=0;
                            break;
                        }
                        var options=this.config[cmd];
                        var k=0;
                        for(var j in options){
                            if((j.toLowerCase()==value)||(options[j].substr(0,value.length).toLowerCase()==value)){
                                btn.element.selectedIndex=k;
                                throw "ok";
                            }
                            ++k;
                        }
                        btn.element.selectedIndex=0;
                    }
                    catch(e){};
                break;
            case "textindicator":
                if(!text){
                    try{
                        with(btn.element.style){
                            backgroundColor=HTMLArea._makeColor(doc.queryCommandValue(HTMLArea.is_ie?"backcolor":"hilitecolor"));
                            if(/transparent/i.test(backgroundColor)){
                                backgroundColor=HTMLArea._makeColor(doc.queryCommandValue("backcolor"));}
                            color=HTMLArea._makeColor(doc.queryCommandValue("forecolor"));
                            fontFamily=doc.queryCommandValue("fontname");
                            fontWeight=doc.queryCommandState("bold")?"bold":"normal";
                            fontStyle=doc.queryCommandState("italic")?"italic":"normal";
                        }
                    }
                    catch(e){}
                }
                break;
            case "htmlmode":
                btn.state("active",text);
                break;
            case "lefttoright":
            case "righttoleft":
                var el=this.getParentElement();
                while(el&&!HTMLArea.isBlockElement(el))
                    el=el.parentNode;
                if(el)
                    btn.state("active",(el.style.direction==((cmd=="righttoleft")?"rtl":"ltr")));
                break;
            case "toggletableborders":
                btn.state("active",this.css_tableBorders&&!this.css_tableBorders.disabled);
                break;
            default:
                cmd=cmd.replace(/(un)?orderedlist/i,"insert$1orderedlist");
                try{btn.state("active",(!text&&doc.queryCommandState(cmd)));}
                catch(e){}
        }
    }
    
    if(this._customUndo&&!this._timerUndo){
        this._undoTakeSnapshot();
        var editor=this;
        this._timerUndo=setTimeout(function(){
            editor._timerUndo=null;},this.config.undoTimeout);
    }
    for(var i in this.plugins){
        var plugin=this.plugins[i].instance;
        if(typeof plugin.onUpdateToolbar=="function")
            plugin.onUpdateToolbar();
    }
    if(!HTMLArea.is_ie)
        this.forceRedraw();
};

HTMLArea.prototype.insertNodeAtSelection=function(toBeInserted){
    if(!HTMLArea.is_ie){
        var sel=this._getSelection();
        var range=this._createRange(sel);
        sel.removeAllRanges();
        range.deleteContents();
        range.insertNode(toBeInserted);
        range.selectNodeContents(toBeInserted);
        this.updateToolbar();
    }
    else{
        return null;}
};

HTMLArea.prototype.getParentElement=function(){
    var sel=this._getSelection();
    var range=this._createRange(sel);
    if(HTMLArea.is_ie){
        switch(sel.type){
            case "Text":
            case "None":
                return range.parentElement();
            case "Control":
                return range.item(0);
            default:
                return this._doc.body;
        }
    }
    else 
        try{
            var p=range.commonAncestorContainer;
            if(!range.collapsed&&range.startContainer==range.endContainer&&range.startOffset-range.endOffset<=1&&range.startContainer.hasChildNodes())
                p=range.startContainer.childNodes[range.startOffset];
            while(p.nodeType==3){
                p=p.parentNode;}
            return p;
        }
        catch(e){
            return null;}
};

HTMLArea.prototype.getAllAncestors=function(){
    var p=this.getParentElement();
    if(p&&p.nodeType==1){
        if(HTMLArea.is_gecko)
            this.convertSemanticTags(true,p);
        p=this.getParentElement();
    }
    var a=[];
    while(p&&(p.nodeType==1)&&(p.tagName.toLowerCase()!='body')){
        a.push(p);
        p=p.parentNode;
    }
    a.push(this._doc.body);
    return a;
};

HTMLArea.prototype.getAncestorsHash=function(){
    var p=this.getAllAncestors(),el,i,tn,pnodes={};
    try{
        for(i=0;i<p.length;++i){
            el=p[i];tn=el.tagName.toLowerCase();
            if(!pnodes[tn])
                pnodes[tn]=el;
        }
    }
    catch(e){};
    return pnodes;
};

HTMLArea.prototype.selectNodeContents=function(node,pos,inclusive){
    this.focusEditor();
    this.forceRedraw();
    var range;
    var collapsed=(typeof pos=="boolean");
    if(HTMLArea.is_ie){
        range=this._doc.body.createTextRange();
        range.moveToElementText(node);
        (collapsed)&&range.collapse(pos);
        range.select();
    }
    else{
        var sel=this._getSelection();
        range=this._doc.createRange();
        if(inclusive)
            range.selectNode(node);
        else 
            range.selectNodeContents(node);
        (collapsed)&&range.collapse(pos);
        sel.removeAllRanges();
        sel.addRange(range);
    }
};

HTMLArea.prototype.insertHTML=function(html){
    var sel=this._getSelection();
    var range=this._createRange(sel);
    if(HTMLArea.is_ie){
        range.pasteHTML(html);
    }
    else{
        var fragment=this._doc.createDocumentFragment();
        var div=this._doc.createElement("div");
        div.innerHTML=html;
        while(div.firstChild){
            fragment.appendChild(div.firstChild);}
        var node=this.insertNodeAtSelection(fragment);
    }
};

HTMLArea.prototype.surroundHTML=function(startTag,endTag){
    var html=this.getSelectedHTML();
    this.insertHTML(startTag+html+endTag);
};

HTMLArea.prototype.getSelectedHTML=function(){
    var sel=this._getSelection();
    var range=this._createRange(sel);
    var existing=null;
    if(HTMLArea.is_ie){
        existing=range.htmlText;}
    else{
        existing=HTMLArea.getHTML(range.cloneContents(),false,this);}
    return existing;
};

HTMLArea.prototype.hasSelectedText=function(){
    return this.getSelectedHTML()!='';
};

HTMLArea.prototype._makeLink=function(url){
    var sel,range;
    this._doc.execCommand("createlink",false,url);
    sel=this._getSelection();
    range=this._createRange(sel);
    if(HTMLArea.is_ie){
        if(sel.type=="Text"){
            range.moveEnd("character",-1);
            link=range.parentElement();
        }
        else
            link=range.item(0).parentNode;
    }
    else{
        link=range.startContainer;
        if(!/^a$/i.test(link.tagName)){
            link=link.nextSibling;
            if(!link)
                link=range.startContainer.parentNode;
        }
    }
    return link;
};

HTMLArea.prototype.createAnchor=function(name){
    var a=this._makeLink("#");
    if(a&&a.tagName.toLowerCase()=="a"){
        a.removeAttribute("href");
        a.setAttribute("name",name);
        a.setAttribute("id",name);
        a.className="htmlarea-anchor";
    }
};

HTMLArea.prototype._createLink=function(link){
    var editor=this;
    var outparam=null;
    
    if(typeof link=="undefined")
        link=this.getAncestorsHash().a;
    
    if(!link){
        var sel=editor._getSelection();
        var range=editor._createRange(sel);
        var compare=0;
        if(HTMLArea.is_ie){
            if(sel.type=="Text")
                compare=range.compareEndPoints("StartToEnd",range);
            else if(sel.type=="Control")
                compare=(range.length==1);
        }
        else{
            compare=range.compareBoundaryPoints(range.START_TO_END,range);}

        if(compare==0){
            alert(HTMLArea.I18N.msg["Link-Text"]);
            return;
        }
    
        outparam={f_href:'',f_title:'',f_target:'',f_usetarget:editor.config.makeLinkShowsTarget};
    }
    else 
        outparam={f_href:HTMLArea.is_ie?editor.stripBaseURL(link.href):link.getAttribute("href"),f_title:link.title,f_target:link.target,f_usetarget:editor.config.makeLinkShowsTarget};

    this._popupDialog("link.html",function(param){
        if(!param)
            return false;
        var a=link;
        if(!a)
            a=editor._makeLink(param.f_href);
        else{
            var href=param.f_href.trim();
            editor.selectNodeContents(a);
            if(href==""){
                editor._doc.execCommand("unlink",false,null);
                editor.updateToolbar();
                return false;
            }
            else 
                a.href=href;
        }
    
        if(!(a&&/^a$/i.test(a.tagName)))
            return false;
        
        a.target=param.f_target.trim();
        a.title=param.f_title.trim();
        editor.selectNodeContents(a);
        editor.updateToolbar();
        },outparam);
};

HTMLArea.prototype._insertImage=function(image){
    var editor=this;
    var outparam=null;
    if(typeof image=="undefined"){
        image=this.getParentElement();
        if(image&&!/^img$/i.test(image.tagName))
            image=null;
    }
    
    if(image)
        outparam={f_base:editor.config.baseURL,f_url:HTMLArea.is_ie?editor.stripBaseURL(image.src):image.getAttribute("src"),f_alt:image.alt,f_border:image.border,f_align:image.align,f_vert:image.vspace,f_horiz:image.hspace};
        
    this._popupDialog("insert_image.html",function(param){
        if(!param){
            return false;}
        var img=image;
        if(!img){
            var sel=editor._getSelection();
            var range=editor._createRange(sel);
            editor._doc.execCommand("insertimage",false,param.f_url);
            if(HTMLArea.is_ie){
                img=range.parentElement();
                if(img.tagName.toLowerCase()!="img"){
                    img=img.previousSibling;
                }
            }
            else{
                img=range.startContainer.previousSibling;
            }
        }
        else{
            img.src=param.f_url;}
        
        for(var field in param){
            var value=param[field];
            switch(field){
                case "f_alt":
                    img.alt=value;
                    break;
                case "f_border":
                    img.border=parseInt(value||"0");
                    break;
                case "f_align":
                    img.align=value;
                    break;
                case "f_vert":
                    img.vspace=parseInt(value||"0");
                    break;
                case "f_horiz":
                    img.hspace=parseInt(value||"0");
                    break;
            }
        }
    },outparam);
};

HTMLArea.prototype._insertTable=function(){
    var sel=this._getSelection();
    var range=this._createRange(sel);
    var editor=this;
    this._popupDialog("insert_table.html",function(param){
            if(!param){
                return false;}
            var doc=editor._doc;
            var table=doc.createElement("table");
            table.style.borderCollapse="collapse";
            for(var field in param){
                var value=param[field];
                if(!value){
                    continue;}
                switch(field){
                    case "f_width":
                        table.style.width=value+param["f_unit"];
                        break;
                    case "f_align":
                        table.align=value;
                        break;
                    case "f_border":
                        table.style.border=parseInt(value)+"px solid #000";
                        break;
                    case "f_spacing":
                        table.cellSpacing=parseInt(value);
                        break;
                    case "f_padding":
                        table.cellPadding=parseInt(value);
                    break;
                }
            }
            var cellwidth=0;
            if(param.f_fixed)
                cellwidth=Math.floor(100/parseInt(param.f_cols));
            var tbody=doc.createElement("tbody");
            table.appendChild(tbody);
            
            for(var i=0;i<param["f_rows"];++i){
                var tr=doc.createElement("tr");
                tbody.appendChild(tr);
                for(var j=0;j<param["f_cols"];++j){
                    var td=doc.createElement("td");
                    td.style.border=table.style.border;
                    if(cellwidth)
                        td.style.width=cellwidth+"%";
                    tr.appendChild(td);
                    (HTMLArea.is_midas)&&td.appendChild(doc.createElement("br"));
                }
            }
            
            if(HTMLArea.is_ie){
                range.pasteHTML(table.outerHTML);}
            else{
                editor.insertNodeAtSelection(table);}
            
            return true;
        },null);
};

HTMLArea.prototype._comboSelected=function(el,txt){
    this.focusEditor();
    var value=el.options[el.selectedIndex].value,tmp;
    switch(txt){
        case "fontname":
        case "fontsize":
        case "formatblock":
            this.execCommand(txt,false,value);
            break;
        default:
            var dropdown=this.config.customSelects[txt];
            if(typeof dropdown!="undefined"){
                dropdown.action(this);}
            else{
                alert("FIXME: combo box "+txt+" not implemented");}
    }
};

HTMLArea.prototype.toggleTableBorders=function(){
    var doc=this._doc,
    head=doc.getElementsByTagName("head")[0],
    css=this.css_tableBorders;
    if(!css){
        this.css_tableBorders=css=doc.createElement("link");
        css.type="text/css";
        css.media="all";
        css.rel="stylesheet";
        css.href=_editor_url+'table-borders.css';
        head.appendChild(css);
    }
    else 
        css.disabled=!css.disabled;
};

HTMLArea.prototype.execCommand=function(cmdID,UI,param){
    var editor=this;
    this.focusEditor();
    cmdID=cmdID.toLowerCase();
    var styleCmd=/^(justify.*|lefttoright|righttoleft|.*color)$/.test(cmdID);
    if(HTMLArea.is_gecko)
        try{this._doc.execCommand('useCSS',false,!styleCmd);}
        catch(e){};
    switch(cmdID){
        case "toggletableborders":
            this.toggleTableBorders();
            break;
        case "htmlmode":
            this.setMode();
            break;
        case "hilitecolor":
            (HTMLArea.is_ie)&&(cmdID="backcolor");
        case "forecolor":
            this._popupDialog("select_color.html",function(color){
                        if(color){
                            editor._doc.execCommand(cmdID,false,"#"+color);}
                        },HTMLArea._colorToRgb(this._doc.queryCommandValue(cmdID)));
            break;
        case "createlink":
            this._createLink();
            break;
        case "inserttable":
            this._insertTable();
            break;
        case "insertimage":
            this._insertImage();
            break;
        case "killword":
            this._wordClean(true);
            break;
        case "spellcheck":
            this._spellChecker();
            break;
        case "formatblock":
            if(HTMLArea.is_ie)
                param="<"+param+">";
                this._doc.execCommand(cmdID,UI,param);
            break;
        case "cut":
        case "copy":
        case "paste":
            try{
                this._doc.execCommand(cmdID,UI,param);
                if(this.config.killWordOnPaste)this._wordClean();
            }
            catch(e){
                if(HTMLArea.is_gecko){
                    if(typeof HTMLArea.I18N.msg["Moz-Clipboard"]=="undefined"){
                        HTMLArea.I18N.msg["Moz-Clipboard"]="Unprivileged scripts cannot access Cut/Copy/Paste programatically "+"for security reasons.  Click OK to see a technical note at mozilla.org "+"which shows you how to allow a script to access the clipboard.\n\n"+"[FIXME: please translate this message in your language definition file.]";}
                    if(confirm(HTMLArea.I18N.msg["Moz-Clipboard"]))
                        window.open("http://mozilla.org/editor/midasdemo/securityprefs.html");
                }
            }
            break;
        case "lefttoright":
        case "righttoleft":
            var dir=(cmdID=="righttoleft")?"rtl":"ltr";
            var el=this.getParentElement();
            while(el&&!HTMLArea.isBlockElement(el))
                el=el.parentNode;
                if(el){
                    if(el.style.direction==dir)
                        el.style.direction="";
                    else 
                        el.style.direction=dir;}
            break;
        default:
            try{this._doc.execCommand(cmdID,UI,param);}
            catch(e){
                if(this.config.debug){
                    alert(e+"\n\nby execCommand("+cmdID+");");}
            }
    }
    this.updateToolbar();
    return false;
};

HTMLArea.prototype._editorEvent=function(ev){
    var editor=this;
    var keyEvent=(HTMLArea.is_ie&&ev.type=="keydown")||(!HTMLArea.is_ie&&ev.type=="keypress");
    if(keyEvent)
        for(var i in editor.plugins){
            var plugin=editor.plugins[i].instance;
            if(typeof plugin.onKeyPress=="function")
                if(plugin.onKeyPress(ev))
                    return false;}
    if(keyEvent&&ev.ctrlKey&&!ev.altKey){
        var sel=null;
        var range=null;
        var key=String.fromCharCode(HTMLArea.is_ie?ev.keyCode:ev.charCode).toLowerCase();
        var cmd=null;
        var value=null;
        switch(key){
            case 'a':
                if(!HTMLArea.is_ie){
                    sel=this._getSelection();
                    sel.removeAllRanges();
                    range=this._createRange();
                    range.selectNodeContents(this._doc.body);
                    sel.addRange(range);
                    HTMLArea._stopEvent(ev);
                }
                break;
            case 'b':
                cmd="bold";
                break;
            case 'i':
                cmd="italic";
                break;
            case 'u':
                cmd="underline";
                break;
            case 's':
                cmd="strikethrough";
                break;
            case 'l':
                cmd="justifyleft";
                break;
            case 'e':
                cmd="justifycenter";
                break;
            case 'r':
                cmd="justifyright";
                break;
            case 'j':
                cmd="justifyfull";
                break;
            case 'v':
                if(HTMLArea.is_ie||editor.config.htmlareaPaste){
                    cmd="paste";}
                break;
            case 'n':
                cmd="formatblock";
                value="p";
                break;
            case '0':
                cmd="killword";
                break;
            case '1':
            case '2':
            case '3':
            case '4':
            case '5':
            case '6':
                cmd="formatblock";value="h"+key;
                break;
        }
        
        if(cmd){
            this.execCommand(cmd,false,value);
            HTMLArea._stopEvent(ev);
        }
    }
    else if(keyEvent){
        switch(ev.keyCode){
            case 13:
                if(HTMLArea.is_gecko&&!ev.shiftKey)
                    if(this.dom_checkInsertP(true))
                        HTMLArea._stopEvent(ev);
                break;
            case 8:
            case 46:
                if(HTMLArea.is_gecko&&!ev.shiftKey){
                    if(this.dom_checkBackspace())
                        HTMLArea._stopEvent(ev);
                }
                else if(HTMLArea.is_ie){
                    if(this.ie_checkBackspace())
                        HTMLArea._stopEvent(ev);
                }
                break;
            case 9:
                if(HTMLArea.is_ie){
                    if(editor.ie_tabPressed(ev.shiftKey))
                        HTMLArea._stopEvent(ev);
                }
                else{
                    if(editor.moz_tabPressed(ev.shiftKey))
                        HTMLArea._stopEvent(ev);
                }
                break;
        }
    }
    if(editor._timerToolbar){
        clearTimeout(editor._timerToolbar);}
        
    editor._timerToolbar=setTimeout(function(){
        editor.updateToolbar();
        editor._timerToolbar=null;},50);
};
        
HTMLArea.prototype.ie_tabPressed=function(shift){
    var parents=this.getAncestorsHash();
    if(parents.table&&parents.td){
        var range=this._createRange(this._getSelection());
        range.moveToElementText(parents.td);
        if(shift)
            range.moveStart("character",-1);
        else 
            range.moveEnd("character",1);
        range.collapse(shift);
        range.select();
        parents=this.getAncestorsHash();
        if(parents.table&&parents.td)
            this.selectNodeContents(parents.td);
    }
    else 
        this.execCommand(shift?"outdent":"indent",false,null);
    return true;
};

HTMLArea.prototype.moz_tabPressed=function(shift){
    var editor=this;
    setTimeout(function(){
        var parents=editor.getAncestorsHash();
        if(parents.table&&parents.td)
        editor.selectNodeContents(parents.td);
        },20);
    return false;
};

HTMLArea.prototype.scrollToCaret=function(){
    var e=this.getParentElement(),w=this._iframe.contentWindow,h=w.innerHeight||w.height,d=this._doc,t=d.documentElement.scrollTop||d.body.scrollTop;
    if(typeof h=="undefined")
        return false;
    if(e.offsetTop>h+t)
        w.scrollTo(e.offsetLeft,e.offsetTop-h+e.offsetHeight);
};

HTMLArea.prototype.convertNode=function(el,newTagName){
    var newel=newTagName?this._doc.createElement(newTagName):this._doc.createDocumentFragment(),p=el.parentNode;
    while(el.firstChild)
        newel.appendChild(el.firstChild);
    p.insertBefore(newel,el);
    p.removeChild(el);
    p.normalize();
    return newel;
};

HTMLArea.prototype.ie_checkBackspace=function(){
    var i,a,r2,sel=this._getSelection(),range=this._createRange(sel);
    if(/^(text|none)$/i.test(sel.type)){
        r2=range.duplicate();
        r2.moveStart("character",-1);
        a=r2.parentElement();
        if(a!=range.parentElement()&&/^a$/i.test(a.tagName)){
            r2.collapse(true);
            r2.moveEnd("character",1);
            r2.pasteHTML('');
            r2.select();
            return true;
        }
    }
    else 
        for(var i=range.length;--i>=0;a=range.item(i),a.parentNode.removeChild(a));
    return false;
};

HTMLArea.prototype.dom_checkBackspace=function(){
    var self=this;
    if(HTMLArea._backspaceTimeout)
        clearTimeout(HTMLArea._backspaceTimeout);
    HTMLArea._backspaceTimeout=setTimeout(function(){
        try{
            var sel=self._getSelection();
            var r=self._createRange(sel);
            var SC=r.startContainer;
            var SO=r.startOffset;
            var EC=r.endContainer;
            var EO=r.endOffset;
            var newr=SC.nextSibling;
            if(SC.nodeType==3)
                SC=SC.parentNode;
            if(SC.nodeType==1&&!/\S/.test(SC.tagName)){
                var p=document.createElement("p");
                while(SC.firstChild)
                    p.appendChild(SC.firstChild);
                SC.parentNode.insertBefore(p,SC);
                SC.parentNode.removeChild(SC);
                r=r.cloneRange();
                r.setStartBefore(newr);
                r.setEndAfter(newr);
                r.extractContents();
                sel.removeAllRanges();
                sel.addRange(r);
            }
            else if(SC.nodeType==1&&/^br$/i.test(SC.childNodes[SO-1].tagName)){
                newr=SC.childNodes[SO-1];
                if(!newr.nextSibling){
                    r=r.cloneRange();
                    r.setStartBefore(newr);
                    r.collapse(true);
                    sel.removeAllRanges();
                    sel.addRange(r);
                }
            }
        }
        catch(e){}
        HTMLArea._backspaceTimeout=0;
        },10);
};

HTMLArea._formatTags={b:"bold",strong:"bold",i:"italic",em:"italic",strike:"strikethrough",u:"underline"};
HTMLArea._otherSaveCMDS=["justifyleft","justifycenter","justifyright","justifyfull","fontname","fontsize"];

HTMLArea.prototype.dom_checkInsertP=function(step2){
    var i,df,tmp,p=this.getAllAncestors(),block=null,pnodes={},stts=[],doc=this._doc,self=this;
    for(i=0;i<p.length;++i){
        df=p[i];
        tmp=df.tagName.toLowerCase();
        if(!block&&HTMLArea.isBlockElement(df)&&!/^(body|html)$/.test(tmp))
            block=df;
        if(!pnodes[tmp])
            pnodes[tmp]=df;
    }
    if(step2){
        for(i=p.length;--i>=0;){
            SC=HTMLArea._formatTags[p[i].tagName.toLowerCase()];
            if(SC)stts.push(SC);
        }
        for(i=HTMLArea._otherSaveCMDS.length;--i>=0;){
            try{
                df=HTMLArea._otherSaveCMDS[i];
                if(/justify/.test(df)&&!block.align&&!block.style.textAlign||/font/.test(df)&&!pnodes.font)
                    continue;
                tmp=/justify/.test(df)?doc.queryCommandState(df):doc.queryCommandValue(df);
                if(tmp)
                    stts.push({cmd:df,value:tmp});
            }
            catch(e){};
        }
    }
    function make_p_later(){
        setTimeout(function(){
            self.execCommand("formatblock",false,"p");
            var i,tmp;
            for(i=stts.length;--i>=0;){
                tmp=stts[i];
                if(typeof tmp=="string")
                    self.execCommand(tmp);
                else 
                    self.execCommand(tmp.cmd,false,tmp.value);
            }
            self.forceRedraw();
            },10);
        };
        var btn=block&&block.tagName.toLowerCase();
        if(!block||(btn=="blockquote")){
            this.execCommand("formatblock",false,"p");}
        else if(/^(pre|tr|td|table|tbody|thead|th|caption|div|li)$/.test(btn)){
            if(btn=="li"&&!/\S/.test(HTMLArea.getInnerText(block)))
                make_p_later();
                return false;
        }
        if(step2){
            if(block&&(/^h[1-6]$/.test(btn)||(pnodes.li&&pnodes.p&&/\S/.test(HTMLArea.getInnerText(pnodes.p))))){
                var tmp,sel=this._getSelection(),r=this._createRange(sel),p=this._doc.createElement("p");
                if(block.lastChild.nodeType==3)
                    tmp=r.comparePoint(block.lastChild,block.lastChild.data.length)==0;
                else 
                    tmp=r.compareNode(block.lastChild)==1;
                    if(tmp){p.appendChild(this._doc.createElement("br"));
                    sel.removeAllRanges();
                    r.setEndAfter(block);
                    r.collapse(false);
                    r.insertNode(p);
                    r.selectNodeContents(p);
                    r.collapse(true);
                    sel.addRange(r);
                    this.scrollToCaret();
                    return true;
            }
            else 
                return false;
        }
        else{
            make_p_later();
            return false;
        }
    }
    return true;
};

HTMLArea.prototype.getHTML=function(){
    switch(this._editMode){
        case "wysiwyg":
            this._wordClean();
            if(!this.config.fullPage){
                return HTMLArea.getHTML(this._doc.body,false,this);
            }
            else 
                return this.doctype+"\n"+HTMLArea.getHTML(this._doc.documentElement,true,this);
        case "textmode":
            return this._textArea.value;
        default:
            alert("Mode <"+mode+"> not defined!");
    }
    return false;
};

HTMLArea.prototype.getInnerHTML=function(){
    switch(this._editMode){
        case "wysiwyg":
            if(!this.config.fullPage)
                return this._doc.body.innerHTML;
            else 
                return this.doctype+"\n"+this._doc.documentElement.innerHTML;
        case "textmode":
            return this._textArea.value;
        default:
            alert("Mode <"+mode+"> not defined!");
    }
    return false;
};

HTMLArea.prototype.setHTML=function(html){
    switch(this._editMode){
        case "wysiwyg":
            if(!this.config.fullPage)
                this._doc.body.innerHTML=html;
            else 
                this._doc.body.innerHTML=html;
                this.convertSemanticTags(true);
                this._wordClean();
            break;
        case "textmode":
            this._textArea.value=html;
            break;
        default:
            alert("Mode <"+mode+"> not defined!");
    }
    return false;
    
};

HTMLArea.prototype.setDoctype=function(doctype){
    this.doctype=doctype;
};

HTMLArea._object=null;
HTMLArea.cloneObject=function(obj){
    if(!obj)
        return null;
    var newObj=new Object;
    if(obj.constructor.toString().indexOf("function Array(")==1){
        newObj=obj.constructor();}
    if(obj.constructor.toString().indexOf("function Function(")==1){
        newObj=obj;}
    else 
        for(var n in obj){
            var node=obj[n];
            if(typeof node=='object'){
                newObj[n]=HTMLArea.cloneObject(node);}
            else{
                newObj[n]=node;}
        }
    return newObj;
};

HTMLArea.checkSupportedBrowser=function(){
    if(HTMLArea.is_gecko){
        if(navigator.productSub<20021201){
            alert("You need at least Mozilla-1.3 Alpha.\n"+"Sorry, your Gecko is not supported.");
            return false;
        }
        if(navigator.productSub<20030210){
            alert("Mozilla < 1.3 Beta is not supported!\n"+"I'll try, though, but it might not work.");
        }
    }
    return HTMLArea.is_midas||HTMLArea.is_ie;
};

HTMLArea.prototype._getSelection=function(){
    if(HTMLArea.is_ie){
        return this._doc.selection;}
    else{
        return this._iframe.contentWindow.getSelection();}
};

HTMLArea.normalizeRange=function(r){
    try{
        var tmp=null,SC=r.startContainer,SO=r.startOffset,EC=r.endContainer,EO=r.endOffset;
        if(SC.nodeType==3&&EC.nodeType==3)
            return;
        if(SC.nodeType==1){
            while(!tmp&&SO>=0){
                tmp=SC.childNodes[SO--];}
            while(tmp&&tmp.nodeType!=3)
                tmp=tmp.firstChild;
            if(tmp)
                r.setStart(tmp,tmp.data.length);
        }
        tmp=null;
        if(EC.nodeType==1){
            while(!tmp&&EO>=0){
                tmp=EC.childNodes[EO--];
            }
            while(tmp&&tmp.nodeType!=3)
                tmp=tmp.lastChild;
            if(tmp)
                r.setEnd(tmp,tmp.data.length);
        }
    }catch(e){};
};

HTMLArea.prototype._createRange=function(sel){
    if(HTMLArea.is_ie){
        if(sel)
            return sel.createRange();
        else 
            return this._doc.body.createTextRange();
    }
    else{
        if(typeof sel!="undefined"){
            try{return sel.getRangeAt(0);}catch(e){return this._doc.createRange();}
        }
        else{
            return this._doc.createRange();}
    }
};

HTMLArea._addEvent=function(el,evname,func){
    if(HTMLArea.is_ie){
        el.attachEvent("on"+evname,func);}
    else{
        el.addEventListener(evname,func,true);}
};

HTMLArea._addEvents=function(el,evs,func){
    for(var i=evs.length;--i>=0;){
        HTMLArea._addEvent(el,evs[i],func);}
};

HTMLArea._removeEvent=function(el,evname,func){
    if(HTMLArea.is_ie){
        el.detachEvent("on"+evname,func);}
    else{
        el.removeEventListener(evname,func,true);}
};

HTMLArea._removeEvents=function(el,evs,func){
    for(var i=evs.length;--i>=0;){
        HTMLArea._removeEvent(el,evs[i],func);}
};

HTMLArea._stopEvent=function(ev){
    if(HTMLArea.is_ie){
        ev.cancelBubble=true;
        ev.returnValue=false;
    }
    else{
        ev.preventDefault();
        ev.stopPropagation();
    }
};

HTMLArea._removeClass=function(el,className){
    if(!(el&&el.className)){
        return;}
    var cls=el.className.split(" ");
    var ar=new Array();
    for(var i=cls.length;i>0;){
        if(cls[--i]!=className){
            ar[ar.length]=cls[i];}
    }
    el.className=ar.join(" ");
};

HTMLArea._addClass=function(el,className){
    HTMLArea._removeClass(el,className);
    el.className+=" "+className;
};

HTMLArea._hasClass=function(el,className){
    if(!(el&&el.className)){
        return false;}
    var cls=el.className.split(" ");
    for(var i=cls.length;i>0;){
        if(cls[--i]==className){
            return true;}
    }
    return false;
};

HTMLArea._blockTags=" body form textarea fieldset ul ol dl li div blockquote "+"p h1 h2 h3 h4 h5 h6 quote pre table thead "+"tbody tfoot tr td iframe address ";
HTMLArea.isBlockElement=function(el){
    return el&&el.nodeType==1&&(HTMLArea._blockTags.indexOf(" "+el.tagName.toLowerCase()+" ")!=-1);
};

HTMLArea._quickTags=" br hr input link meta img ";
HTMLArea.needsClosingTag=function(el){
    return el&&el.nodeType==1&&HTMLArea._quickTags.indexOf(" "+el.tagName.toLowerCase()+" ")==-1;
};

HTMLArea.htmlEncode=function(str){
    return str.replace(/&/ig,"&amp;").replace(/</ig,"&lt;").replace(/>/ig,"&gt;").replace(/\x22/ig,"&quot;").replace(/\u00A0/g,"&#xa0;");
};

HTMLArea.getHTML=function(root,outputRoot,editor){
    try{return HTMLArea.getHTMLWrapper(root,outputRoot,editor);}
    catch(e){alert(e);return editor._iframe.contentWindow.document.body.innerHTML;}
};
        
HTMLArea.getHTML_fixCSS=function(css){
    return css;
};

HTMLArea.getHTMLWrapper=function(root,outputRoot,editor){
    var html=[];
    switch(root.nodeType){
        case 1:
        case 11:
            var closed;
            var i;
            var root_tag=(root.nodeType==1)?root.tagName.toLowerCase():'';
            if(root_tag=='br'&&!root.nextSibling&&root.previousSibling)
                break;
            if(outputRoot)
                outputRoot=!(editor.config.htmlRemoveTags&&editor.config.htmlRemoveTags.test(root_tag));
            if(HTMLArea.is_ie&&root_tag=="head"){
                if(outputRoot)
                    html.push("<head>");
                var save_multiline=RegExp.multiline;
                RegExp.multiline=true;
                var txt=root.innerHTML.replace(HTMLArea.RE_tagName,function(str,p1,p2){return p1+p2.toLowerCase();});
                RegExp.multiline=save_multiline;
                html.push(txt);
                if(outputRoot)
                    html.push("</head>");
                break;
            }
            else if(outputRoot){
                root_tag=HTMLArea.convertTag(root_tag);
                closed=(!(root.hasChildNodes()||HTMLArea.needsClosingTag(root)));
                html.push("<"+root_tag);
                var attrs=root.attributes;
                for(i=0;i<attrs.length;++i){
                    var a=attrs.item(i);
                    if(!a.specified){
                        continue;}
                    var name=a.nodeName.toLowerCase();
                    if(/_moz_editor_bogus_node/.test(name)){html=[];
                        break;}
                    if(/_moz|contenteditable|_msh/.test(name)){
                        continue;}
                    var value;
                    if(name!="style"){
                        if(typeof root[a.nodeName]!="undefined"&&name!="href"&&name!="src"&&!/^on/.test(name)){
                            value=root[a.nodeName];}
                        else{
                            value=a.nodeValue;
                            if(HTMLArea.is_ie&&(name=="href"||name=="src")){
                                value=editor.stripBaseURL(value);}
                        }
                    }
                    else{
                        value=HTMLArea.getHTML_fixCSS(root.style.cssText);}
                    
                    if(/(_moz|^$)/.test(value)){
                        continue;}
                    
                    html.push(" "+name+'="'+value+'"');
                }
                
                if(html.length>0){
                    html.push(closed?" />":">");}
            }
            
            for(i=root.firstChild;i;i=i.nextSibling){
                html.push(HTMLArea.getHTMLWrapper(i,true,editor));}

            if(outputRoot&&!closed){
                html.push("</"+root_tag+">");}
            break;
        case 3:
            if(/^(script|style)$/i.test(root.parentNode.tagName)){
                if(root.data.indexOf("/*<![CDATA[*/")!=0)
                    html=["/*<![CDATA[*/"+root.data+"/*]]>*/"];
                else
                    html=[root.data];
            }
            else
                html=[HTMLArea.htmlEncode(root.data)];
                break;
        case 4:
            alert("CDATA section encountered");
            html=["<![CDATA["+root.data.replace(/--/g,'—')+"]]>"];
            break;
        case 8:
            html=["<!--"+root.data+"-->"];
            break;
    }
    return html.join("");
};

HTMLArea.prototype.convertSemanticTags=function(use_b,root){
    var src1=new RegExp("^"+(use_b?"strong":"b")+"$","i"),dst1=use_b?"b":"strong",src2=new RegExp("^"+(use_b?"em":"i")+"$","i"),dst2=use_b?"i":"em",ed=this;
    function rec(root){
        if(root){
            if(src1.test(root.tagName))
                root=ed.convertNode(root,dst1);
            else if(src2.test(root.tagName))
                root=ed.convertNode(root,dst2);
            for(var i=root.firstChild;i;i=i.nextSibling)
                if(i.nodeType==1)
                    i=rec(i);
        }
        else 
            root=null;
            return root;
    };
    rec(root||this._doc.body);
};

HTMLArea.convertTag=function(tag){
    switch(tag){
        case "b":
            return "strong";
        case "i":
            return "em";
    }
    return tag;
};

HTMLArea.getPrevNode=function(node){
    if(!node)
        return null;
    if(node.previousSibling)
        return node.previousSibling;
    if(node.parentNode)
        return node.parentNode;
    return null;
};

HTMLArea.getNextNode=function(node){
    if(!node)
        return null;
    if(node.nextSibling)
        return node.nextSibling;
    if(node.parentNode)
        return node.parentNode;
    return null;
};

HTMLArea.prototype.stripBaseURL=function(string){
    var baseurl=this.config.baseURL;
    baseurl=baseurl.replace(/[^\/]+$/,'');
    var basere=new RegExp(baseurl);
    string=string.replace(basere,"");
    baseurl=baseurl.replace(/^(https?:\/\/[^\/]+)(.*)$/,'$1');
    basere=new RegExp(baseurl);
    return string.replace(basere,"");
};

String.prototype.trim=function(){
    return this.replace(/^\s+/,'').replace(/\s+$/,'');
};

HTMLArea._makeColor=function(v){
    if(typeof v!="number"){
        return v;}
    var r=v&0xFF;
    var g=(v>>8)&0xFF;
    var b=(v>>16)&0xFF;
    return "rgb("+r+","+g+","+b+")";
};

HTMLArea.do_false=function(){
    return false;
};

HTMLArea._colorToRgb=function(v){
    if(!v)
        return '';
    function hex(d){
        return(d<16)?("0"+d.toString(16)):d.toString(16);
    };
    if(typeof v=="number"){
        var r=v&0xFF;
        var g=(v>>8)&0xFF;
        var b=(v>>16)&0xFF;
        return "#"+hex(r)+hex(g)+hex(b);
    }
    if(v.substr(0,3)=="rgb"){
        var re=/rgb\s*\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*\)/;
        if(v.match(re)){
            var r=parseInt(RegExp.$1);
            var g=parseInt(RegExp.$2);
            var b=parseInt(RegExp.$3);
            return "#"+hex(r)+hex(g)+hex(b);
        }
        return null;
    }
    if(v.substr(0,1)=="#"){
        return v;}
    if(HTMLArea._colors&&typeof v=="string"){
        return HTMLArea._colors[v.toLowerCase()];}
    return null;
};

HTMLArea._colors={"aliceblue":"#f0f8ff",    "antiquewhite":"#faebd7",       "aqua":"#00ffff",
                  "aquamarine":"#7fffd4",   "azure":"#f0ffff",              "beige":"#f5f5dc",
                  "bisque":"#ffe4c4",       "black":"#000000",              "blanchedalmond":"#ffebcd",
                  "blue":"#0000ff",         "blueviolet":"#8a2be2",         "brown":"#a52a2a",
                  "burlywood":"#deb887",    "cadetblue":"#5f9ea0",          "chartreuse":"#7fff00",
                  "chocolate":"#d2691e",    "coral":"#ff7f50",              "cornflowerblue":"#6495ed",
                  "cornsilk":"#fff8dc",     "crimson":"#dc143c",            "cyan":"#00ffff",
                  "darkblue":"#00008b",     "darkcyan":"#008b8b",           "darkgoldenrod":"#b8860b",
                  "darkgray":"#a9a9a9",     "darkgreen":"#006400",          "darkkhaki":"#bdb76b",
                  "darkmagenta":"#8b008b",  "darkolivegreen":"#556b2f",     "darkorange":"#ff8c00",
                  "darkorchid":"#9932cc",   "darkred":"#8b0000",            "darksalmon":"#e9967a",
                  "darkseagreen":"#8fbc8f", "darkslateblue":"#483d8b",      "darkslategray":"#2f4f4f",
                  "darkturquoise":"#00ced1","darkviolet":"#9400d3",         "deeppink":"#ff1493",
                  "deepskyblue":"#00bfff",  "dimgray":"#696969",            "dodgerblue":"#1e90ff",
                  "feldspar":"#d19275",     "firebrick":"#b22222",          "floralwhite":"#fffaf0",
                  "forestgreen":"#228b22",  "fuchsia":"#ff00ff",            "gainsboro":"#dcdcdc",
                  "ghostwhite":"#f8f8ff",   "gold":"#ffd700",               "goldenrod":"#daa520",
                  "gray":"#808080",         "green":"#008000",              "greenyellow":"#adff2f",
                  "honeydew":"#f0fff0",     "hotpink":"#ff69b4",            "indianred":"#cd5c5c",
                  "indigo":"#4b0082",       "ivory":"#fffff0",              "khaki":"#f0e68c",
                  "lavender":"#e6e6fa",     "lavenderblush":"#fff0f5",      "lawngreen":"#7cfc00",
                  "lemonchiffon":"#fffacd", "lightblue":"#add8e6",          "lightcoral":"#f08080",
                  "lightcyan":"#e0ffff",    "lightgoldenrodyellow":"#fafad2","lightgrey":"#d3d3d3",
                  "lightgreen":"#90ee90",   "lightpink":"#ffb6c1",          "lightsalmon":"#ffa07a",
                  "lightseagreen":"#20b2aa","lightskyblue":"#87cefa",       "lightslateblue":"#8470ff",
                  "lightslategray":"#778899","lightsteelblue":"#b0c4de",    "lightyellow":"#ffffe0",
                  "lime":"#00ff00",         "limegreen":"#32cd32",          "linen":"#faf0e6",
                  "magenta":"#ff00ff",      "maroon":"#800000",             "mediumaquamarine":"#66cdaa",
                  "mediumblue":"#0000cd",   "mediumorchid":"#ba55d3",       "mediumpurple":"#9370d8",
                  "mediumseagreen":"#3cb371","mediumslateblue":"#7b68ee",   "mediumspringgreen":"#00fa9a",
                  "mediumturquoise":"#48d1cc","mediumvioletred":"#c71585",  "midnightblue":"#191970",
                  "mintcream":"#f5fffa",    "mistyrose":"#ffe4e1",          "moccasin":"#ffe4b5",
                  "navajowhite":"#ffdead",  "navy":"#000080",               "oldlace":"#fdf5e6",
                  "olive":"#808000",        "olivedrab":"#6b8e23",          "orange":"#ffa500",
                  "orangered":"#ff4500",    "orchid":"#da70d6",             "palegoldenrod":"#eee8aa",
                  "palegreen":"#98fb98",    "paleturquoise":"#afeeee",      "palevioletred":"#d87093",
                  "papayawhip":"#ffefd5",   "peachpuff":"#ffdab9",          "peru":"#cd853f",
                  "pink":"#ffc0cb",         "plum":"#dda0dd",               "powderblue":"#b0e0e6",
                  "purple":"#800080",       "red":"#ff0000",                "rosybrown":"#bc8f8f",
                  "royalblue":"#4169e1",    "saddlebrown":"#8b4513",        "salmon":"#fa8072",
                  "sandybrown":"#f4a460",   "seagreen":"#2e8b57",           "seashell":"#fff5ee",
                  "sienna":"#a0522d",       "silver":"#c0c0c0",             "skyblue":"#87ceeb",
                  "slateblue":"#6a5acd",    "slategray":"#708090",          "snow":"#fffafa",
                  "springgreen":"#00ff7f",  "steelblue":"#4682b4",          "tan":"#d2b48c",
                  "teal":"#008080",         "thistle":"#d8bfd8",            "tomato":"#ff6347",
                  "turquoise":"#40e0d0",    "violet":"#ee82ee",             "violetred":"#d02090",
                  "wheat":"#f5deb3",        "white":"#ffffff",              "whitesmoke":"#f5f5f5",
                  "yellow":"#ffff00",       "yellowgreen":"#9acd32",        "windowtext":"#000000",
                  "buttonface":"#a9a9a9",   "buttontext":"#000000"};


HTMLArea.prototype._popupDialog=function(url,action,init){
    Dialog(this.popupURL(url),action,init);
};

HTMLArea.prototype.imgURL=function(file,plugin){
    if(typeof plugin=="undefined")
        return _editor_url+file;
    else 
        return _editor_url+"plugins/"+plugin+"/img/"+file;
};

HTMLArea.prototype.popupURL=function(file){
    var url="";
    if(file.match(/^plugin:\/\/(.*?)\/(.*)/)){
        var plugin=RegExp.$1;
        var popup=RegExp.$2;
        if(!/\.html$/.test(popup))
            popup+=".html";
        url=_editor_url+"plugins/"+plugin+"/popups/"+popup;
    }
    else 
        url=_editor_url+this.config.popupURL+file;
    return url;
};

HTMLArea.getElementById=function(tag,id){
    var el,i,objs=document.getElementsByTagName(tag);
    for(i=objs.length;--i>=0&&(el=objs[i]);)
        if(el.id==id)
            return el;
    return null;
};

HTMLArea._openedWindows=[];

HTMLArea.tryWindowOpen=function(arg1,arg2,arg3){
    try{
        var win=window.open(arg1,arg2,arg3);
        if(win){
            setTimeout(function(){
                HTMLArea._addEvent(win,"unload",function(){
                    var a=HTMLArea._openedWindows,i;
                    for(i=a.length;--i>=0;){
                        if(a[i]===win)
                            a.splice(i,1);
                    }
                });
            },100);

            HTMLArea._openedWindows.push(win);
            return win;
        }
        throw "blocked";
    }
    catch(e){
        alert("Your browser blocked our popup!\n\n"+"We need you to allow popups dialog for this page\n"+"in order for the editor to work.  We will not open\n"+"unrequested popups.\n\n"+"To allow popups from this page please click\n"+"the bar that just popped under the toolbar.");
        return null;
    }
};

HTMLArea._addEvent(window,"unload",function(){
        var a=HTMLArea._openedWindows,i;
        for(i=a.length;--i>=0;){
            a[i].close();
            a.splice(i,1);
        }
    });
    
HTMLArea.centeredWindowOpen=function(url,size,name){
    if(!name)
        name="_blank";
    if(!size)
        size={w:500,h:350};
    var args;
    if(HTMLArea.is_ie)
        args="toolbar=no,location=no,directories=no,status=no,menubar=no,";
    else
        args="toolbar=no,menubar=no,personalbar=no,status=no,";
    
    args+="scrollbars=no,resizable=yes,width="+size.w+",height="+size.h;
    var left=0,top=0;
    
    if(screen.width)
        left=(screen.width-size.w)/2;
    if(screen.height)
        top=(screen.height-size.h)/2;
    if(left)
        args+=",left="+left;
    if(top)
        args+=",top="+top;
    
    return HTMLArea.tryWindowOpen(url,name,args);
};

function Dialog(url,action,init){
    if(typeof init=="undefined"){
        init=window;}
        
    Dialog._geckoOpenModal(url,action,init);
};

Dialog._parentEvent=function(ev){
    setTimeout(function(){
        if(Dialog._modal&&!Dialog._modal.closed){
            Dialog._modal.focus()}
        },50);
    
    if(Dialog._modal&&!Dialog._modal.closed){
        HTMLArea._stopEvent(ev);}
};

Dialog._return=null;
Dialog._modal=null;
Dialog._arguments=null;

Dialog._geckoOpenModal=function(url,action,init){
    var dlg=HTMLArea.tryWindowOpen(url,"hadialog","toolbar=no,menubar=no,personalbar=no,width=10,height=10,"+"scrollbars=no,resizable=yes,modal=yes,dependable=yes");
    if(!dlg)
        return false;
    Dialog._modal=dlg;
    Dialog._arguments=init;
    function capwin(w){
        HTMLArea._addEvent(w,"click",Dialog._parentEvent);
        HTMLArea._addEvent(w,"mousedown",Dialog._parentEvent);
        HTMLArea._addEvent(w,"focus",Dialog._parentEvent);
    };
    function relwin(w){
        HTMLArea._removeEvent(w,"click",Dialog._parentEvent);
        HTMLArea._removeEvent(w,"mousedown",Dialog._parentEvent);
        HTMLArea._removeEvent(w,"focus",Dialog._parentEvent);
    };
    capwin(window);
    for(var i=0;i<window.frames.length;capwin(window.frames[i++]));

    Dialog._return=function(val){
        if(val&&action){
            action(val);}
        relwin(window);
        for(var i=0;i<window.frames.length;relwin(window.frames[i++]));
        Dialog._modal=null;
    };
};