diff --git a/License.txt b/License.txt
index b93f8d4..ed6d39e 100644
--- a/License.txt
+++ b/License.txt
@@ -1,8 +1,7 @@
 The MIT License
 
-Original WMD and Showdown code copyright (c) 2007 John Fraser
+Original WMD and Showdwon code copyright (c) 2007 John Fraser
 Modifications and bugfixes (c) 2009 Dana Robinson
-More modifications and jQuery plugin (c) 2010 Internet Archive
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/Readme.md b/Readme.md
index b80a7a1..ebd8335 100644
--- a/Readme.md
+++ b/Readme.md
@@ -61,7 +61,7 @@ Example without using jquery:
             </div>
     
             <script type="text/javascript">
-                new WMDEditor({
+                setup_wmd({
                     "input": "notes",
                     "button_bar": "notes-button-bar",
                     "preview": "notes-preview",
diff --git a/jquery.wmd.js b/jquery.wmd.js
index 16b5da1..6f96f52 100644
--- a/jquery.wmd.js
+++ b/jquery.wmd.js
@@ -42,9 +42,6 @@
         });
     };
 })(jQuery);
-/**
- * WMD Editor - v3.0
- */
 ;(function() {
     
 WMDEditor = function(options) {
@@ -514,7 +511,7 @@ var TextareaState = function(textarea){ // {{{
             this.text = inputArea.value;
         }
         
-    };
+    }
     
     // Sets the selected text in the input box after we've performed an
     // operation.
@@ -600,7 +597,7 @@ var TextareaState = function(textarea){ // {{{
     // Restore this state into the input area.
     this.restore = function(){
     
-        if (stateObj.text !== undefined && stateObj.text != inputArea.value) {
+        if (stateObj.text != undefined && stateObj.text != inputArea.value) {
             inputArea.value = stateObj.text;
         }
         this.setInputAreaSelection();
@@ -948,10 +945,12 @@ var PreviewManager = function(wmd){ // {{{
     
         if (wmd.panels.preview) {
             wmd.panels.preview.scrollTop = (wmd.panels.preview.scrollHeight - wmd.panels.preview.clientHeight) * getScaleFactor(wmd.panels.preview);
+            ;
         }
         
         if (wmd.panels.output) {
             wmd.panels.output.scrollTop = (wmd.panels.output.scrollHeight - wmd.panels.output.clientHeight) * getScaleFactor(wmd.panels.output);
+            ;
         }
     };
     
@@ -1258,7 +1257,7 @@ var UndoManager = function(textarea, pastePollInterval, callback){ // {{{
         
         var handlePaste = function(){
             if (browser.isIE || (inputStateObj && inputStateObj.text != textarea.value)) {
-                if (timer === undefined) {
+                if (timer == undefined) {
                     mode = "paste";
                     saveState();
                     refreshState();
@@ -1296,6 +1295,7 @@ var UndoManager = function(textarea, pastePollInterval, callback){ // {{{
 WMDEditor.util = util;
 WMDEditor.position = position;
 WMDEditor.TextareaState = TextareaState;
+WMDEditor.Checks = Checks;
 WMDEditor.InputPoller = InputPoller;
 WMDEditor.PreviewManager = PreviewManager;
 WMDEditor.UndoManager = UndoManager;
@@ -1474,14 +1474,14 @@ var wmdBase = function(wmd, wmd_options){ // {{{
                         }
                         doClick(this);
                         return false;
-                    };
+                    }
                 }
             }
             else {
                 button.style.backgroundPosition = button.XShift + " " + disabledYShift;
                 button.onmouseover = button.onmouseout = button.onclick = function(){};
             }
-        };
+        }
     
         var makeSpritedButtonRow = function(){
              
@@ -1492,7 +1492,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
             var highlightYShift = "-40px";
             
             var buttonRow = document.createElement("ul");
-            buttonRow.className = "wmd-button-row";
+            buttonRow.className = "wmd-button-row"
             buttonRow = buttonBar.appendChild(buttonRow);
             
             var xoffset = 0;
@@ -1504,13 +1504,11 @@ var wmdBase = function(wmd, wmd_options){ // {{{
                             button.XShift = xoffset + "px";
                             xoffset -= 20;
                 
-                if (title) {
+                if (title)
                     button.title = title;
-                }
-
-                if (textOp) {
+                    
+                if (textOp)
                     button.textOp = textOp;
-                }
 
                 return button;
             }
@@ -1581,12 +1579,12 @@ var wmdBase = function(wmd, wmd_options){ // {{{
             
             var helpAnchor = document.createElement("a");
             helpAnchor.href = wmd_options.helpLink;
-            helpAnchor.target = wmd_options.helpTarget;
+            helpAnchor.target = wmd_options.helpTarget
             helpAnchor.title = wmd_options.helpHoverTitle;
             helpButton.appendChild(helpAnchor);
                         
             setUndoRedoButtonStates();
-        };
+        }
         
         var setupEditor = function(){
         
@@ -2279,7 +2277,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
         // Try to get the current header level by looking for - and = in the line
         // below the selection.
         chunk.findTags(null, /\s?(-+|=+)/);
-        if(/\=+/.test(chunk.endTag)){
+        if(/=+/.test(chunk.endTag)){
             headerLevel = 1;
         }
         if(/-+/.test(chunk.endTag)){
@@ -2315,7 +2313,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
         chunk.startTag = "----------\n";
         chunk.selection = "";
         chunk.addBlankLines(2, 1, true);
-    };
+    }
     // }}}
     
 }; // }}}
diff --git a/jquery.wmd.min.js b/jquery.wmd.min.js
index f6948c9..3bd2ee8 100644
--- a/jquery.wmd.min.js
+++ b/jquery.wmd.min.js
@@ -34,7 +34,8 @@ if(self.innerHeight){innerWidth=self.innerWidth;innerHeight=self.innerHeight;}
 else if(doc.documentElement&&doc.documentElement.clientHeight){innerWidth=doc.documentElement.clientWidth;innerHeight=doc.documentElement.clientHeight;}
 else if(doc.body){innerWidth=doc.body.clientWidth;innerHeight=doc.body.clientHeight;}
 var maxWidth=Math.max(scrollWidth,innerWidth);var maxHeight=Math.max(scrollHeight,innerHeight);return[maxWidth,maxHeight,innerWidth,innerHeight];}};var TextareaState=function(textarea){var stateObj=this;var inputArea=textarea;this.init=function(){if(!util.isVisible(inputArea)){return;}
-this.setInputAreaSelectionStartEnd();this.scrollTop=inputArea.scrollTop;if(!this.text&&inputArea.selectionStart||inputArea.selectionStart===0){this.text=inputArea.value;}};this.setInputAreaSelection=function(){if(!util.isVisible(inputArea)){return;}
+this.setInputAreaSelectionStartEnd();this.scrollTop=inputArea.scrollTop;if(!this.text&&inputArea.selectionStart||inputArea.selectionStart===0){this.text=inputArea.value;}}
+this.setInputAreaSelection=function(){if(!util.isVisible(inputArea)){return;}
 if(inputArea.selectionStart!==undefined&&!browser.isOpera){inputArea.focus();inputArea.selectionStart=stateObj.start;inputArea.selectionEnd=stateObj.end;inputArea.scrollTop=stateObj.scrollTop;}
 else if(doc.selection){if(doc.activeElement&&doc.activeElement!==inputArea){return;}
 inputArea.focus();var range=inputArea.createTextRange();range.moveStart("character",-inputArea.value.length);range.moveEnd("character",-inputArea.value.length);range.moveEnd("character",stateObj.end);range.moveStart("character",stateObj.start);range.select();}};this.setInputAreaSelectionStartEnd=function(){if(inputArea.selectionStart||inputArea.selectionStart===0){stateObj.start=inputArea.selectionStart;stateObj.end=inputArea.selectionEnd;}
@@ -42,7 +43,7 @@ else if(doc.selection){stateObj.text=util.fixEolChars(inputArea.value);var range
 else{range=doc.selection.createRange();}
 var fixedRange=util.fixEolChars(range.text);var marker="\x07";var markedRange=marker+fixedRange+marker;range.text=markedRange;var inputText=util.fixEolChars(inputArea.value);range.moveStart("character",-markedRange.length);range.text=fixedRange;stateObj.start=inputText.indexOf(marker);stateObj.end=inputText.lastIndexOf(marker)-marker.length;var len=stateObj.text.length-util.fixEolChars(inputArea.value).length;if(len){range.moveStart("character",-fixedRange.length);while(len--){fixedRange+="\n";stateObj.end+=1;}
 range.text=fixedRange;}
-this.setInputAreaSelection();}};this.restore=function(){if(stateObj.text!==undefined&&stateObj.text!=inputArea.value){inputArea.value=stateObj.text;}
+this.setInputAreaSelection();}};this.restore=function(){if(stateObj.text!=undefined&&stateObj.text!=inputArea.value){inputArea.value=stateObj.text;}
 this.setInputAreaSelection();inputArea.scrollTop=stateObj.scrollTop;};this.getChunks=function(){var chunk=new Chunks();chunk.before=util.fixEolChars(stateObj.text.substring(0,stateObj.start));chunk.startTag="";chunk.selection=util.fixEolChars(stateObj.text.substring(stateObj.start,stateObj.end));chunk.endTag="";chunk.after=util.fixEolChars(stateObj.text.substring(stateObj.end));chunk.scrollTop=stateObj.scrollTop;return chunk;};this.setChunks=function(chunk){chunk.before=chunk.before+chunk.startTag;chunk.after=chunk.endTag+chunk.after;if(browser.isOpera){chunk.before=chunk.before.replace(/\n/g,"\r\n");chunk.selection=chunk.selection.replace(/\n/g,"\r\n");chunk.after=chunk.after.replace(/\n/g,"\r\n");}
 this.start=chunk.before.length;this.end=chunk.before.length+chunk.selection.length;this.text=chunk.before+chunk.selection+chunk.after;this.scrollTop=chunk.scrollTop;};this.init();};var Chunks=function(){};Chunks.prototype.findTags=function(startRegex,endRegex){var chunkObj=this;var regex;if(startRegex){regex=util.extendRegExp(startRegex,"","$");this.before=this.before.replace(regex,function(match){chunkObj.startTag=chunkObj.startTag+match;return"";});regex=util.extendRegExp(startRegex,"^","");this.selection=this.selection.replace(regex,function(match){chunkObj.startTag=chunkObj.startTag+match;return"";});}
 if(endRegex){regex=util.extendRegExp(endRegex,"","$");this.selection=this.selection.replace(regex,function(match){chunkObj.endTag=match+chunkObj.endTag;return"";});regex=util.extendRegExp(endRegex,"^","");this.after=this.after.replace(regex,function(match){chunkObj.endTag=match+chunkObj.endTag;return"";});}};Chunks.prototype.trimWhitespace=function(remove){this.selection=this.selection.replace(/^(\s*)/,"");if(!remove){this.before+=re.$1;}
@@ -70,8 +71,8 @@ var currTime=new Date().getTime();elapsedTime=currTime-prevTime;pushPreviewHtml(
 if(startType!=="manual"){var delay=0;if(startType==="delayed"){delay=elapsedTime;}
 if(delay>maxDelay){delay=maxDelay;}
 timeout=top.setTimeout(makePreviewHtml,delay);}};var getScaleFactor=function(panel){if(panel.scrollHeight<=panel.clientHeight){return 1;}
-return panel.scrollTop/(panel.scrollHeight-panel.clientHeight);};var setPanelScrollTops=function(){if(wmd.panels.preview){wmd.panels.preview.scrollTop=(wmd.panels.preview.scrollHeight-wmd.panels.preview.clientHeight)*getScaleFactor(wmd.panels.preview);}
-if(wmd.panels.output){wmd.panels.output.scrollTop=(wmd.panels.output.scrollHeight-wmd.panels.output.clientHeight)*getScaleFactor(wmd.panels.output);}};this.refresh=function(requiresRefresh){if(requiresRefresh){oldInputText="";makePreviewHtml();}
+return panel.scrollTop/(panel.scrollHeight-panel.clientHeight);};var setPanelScrollTops=function(){if(wmd.panels.preview){wmd.panels.preview.scrollTop=(wmd.panels.preview.scrollHeight-wmd.panels.preview.clientHeight)*getScaleFactor(wmd.panels.preview);;}
+if(wmd.panels.output){wmd.panels.output.scrollTop=(wmd.panels.output.scrollHeight-wmd.panels.output.clientHeight)*getScaleFactor(wmd.panels.output);;}};this.refresh=function(requiresRefresh){if(requiresRefresh){oldInputText="";makePreviewHtml();}
 else{applyTimeout();}};this.processingTime=function(){return elapsedTime;};this.output=function(){return htmlOut;};this.setUpdateMode=function(mode){startType=mode;managerObj.refresh();};var isFirstTimeFilled=true;var pushPreviewHtml=function(text){var emptyTop=position.getTop(wmd.panels.input)-getDocScrollTop();if(wmd.panels.output){if(wmd.panels.output.value!==undefined){wmd.panels.output.value=text;wmd.panels.output.readOnly=true;}
 else{var newText=text.replace(/&/g,"&amp;");newText=newText.replace(/</g,"&lt;");wmd.panels.output.innerHTML="<pre><code>"+newText+"</code></pre>";}}
 if(wmd.panels.preview){wmd.panels.preview.innerHTML=text;}
@@ -98,7 +99,7 @@ return;}};var handleModeChange=function(event){if(!event.ctrlKey&&!event.metaKey
 else if(keyCode==8||keyCode==46||keyCode==127){setMode("deleting");}
 else if(keyCode==13){setMode("newlines");}
 else if(keyCode==27){setMode("escape");}
-else if((keyCode<16||keyCode>20)&&keyCode!=91){setMode("typing");}}};var setEventHandlers=function(){util.addEvent(textarea,"keypress",function(event){if((event.ctrlKey||event.metaKey)&&(event.keyCode==89||event.keyCode==90)){event.preventDefault();}});var handlePaste=function(){if(browser.isIE||(inputStateObj&&inputStateObj.text!=textarea.value)){if(timer===undefined){mode="paste";saveState();refreshState();}}};poller=new InputPoller(textarea,handlePaste,pastePollInterval);util.addEvent(textarea,"keydown",handleCtrlYZ);util.addEvent(textarea,"keydown",handleModeChange);util.addEvent(textarea,"mousedown",function(){setMode("moving");});textarea.onpaste=handlePaste;textarea.ondrop=handlePaste;};var init=function(){setEventHandlers();refreshState();saveState();};this.destroy=function(){if(poller){poller.destroy();}};init();};WMDEditor.util=util;WMDEditor.position=position;WMDEditor.TextareaState=TextareaState;WMDEditor.InputPoller=InputPoller;WMDEditor.PreviewManager=PreviewManager;WMDEditor.UndoManager=UndoManager;var doc=top.document;var re=top.RegExp;var nav=top.navigator;function get_browser(){var b={};b.isIE=/msie/.test(nav.userAgent.toLowerCase());b.isIE_5or6=/msie 6/.test(nav.userAgent.toLowerCase())||/msie 5/.test(nav.userAgent.toLowerCase());b.isIE_7plus=b.isIE&&!b.isIE_5or6;b.isOpera=/opera/.test(nav.userAgent.toLowerCase());b.isKonqueror=/konqueror/.test(nav.userAgent.toLowerCase());return b;}
+else if((keyCode<16||keyCode>20)&&keyCode!=91){setMode("typing");}}};var setEventHandlers=function(){util.addEvent(textarea,"keypress",function(event){if((event.ctrlKey||event.metaKey)&&(event.keyCode==89||event.keyCode==90)){event.preventDefault();}});var handlePaste=function(){if(browser.isIE||(inputStateObj&&inputStateObj.text!=textarea.value)){if(timer==undefined){mode="paste";saveState();refreshState();}}};poller=new InputPoller(textarea,handlePaste,pastePollInterval);util.addEvent(textarea,"keydown",handleCtrlYZ);util.addEvent(textarea,"keydown",handleModeChange);util.addEvent(textarea,"mousedown",function(){setMode("moving");});textarea.onpaste=handlePaste;textarea.ondrop=handlePaste;};var init=function(){setEventHandlers();refreshState();saveState();};this.destroy=function(){if(poller){poller.destroy();}};init();};WMDEditor.util=util;WMDEditor.position=position;WMDEditor.TextareaState=TextareaState;WMDEditor.Checks=Checks;WMDEditor.InputPoller=InputPoller;WMDEditor.PreviewManager=PreviewManager;WMDEditor.UndoManager=UndoManager;var doc=top.document;var re=top.RegExp;var nav=top.navigator;function get_browser(){var b={};b.isIE=/msie/.test(nav.userAgent.toLowerCase());b.isIE_5or6=/msie 6/.test(nav.userAgent.toLowerCase())||/msie 5/.test(nav.userAgent.toLowerCase());b.isIE_7plus=b.isIE&&!b.isIE_5or6;b.isOpera=/opera/.test(nav.userAgent.toLowerCase());b.isKonqueror=/konqueror/.test(nav.userAgent.toLowerCase());return b;}
 var browser=get_browser();var wmdBase=function(wmd,wmd_options){wmd.Command={};wmd.Global={};wmd.buttons={};wmd.showdown=top.Attacklab&&top.Attacklab.showdown;var util=WMDEditor.util;var position=WMDEditor.position;var command=wmd.Command;wmd.ieCachedRange=null;wmd.ieRetardedClick=false;wmd.editor=function(previewRefreshCallback){if(!previewRefreshCallback){previewRefreshCallback=function(){};}
 var inputBox=wmd.panels.input;var offsetHeight=0;var editObj=this;var mainDiv;var mainSpan;var div;var creationHandle;var undoMgr;var doClick=function(button){inputBox.focus();if(button.textOp){if(undoMgr){undoMgr.setCommandMode();}
 var state=new TextareaState(wmd.panels.input);if(!state){return;}
@@ -107,15 +108,19 @@ state.restore();previewRefreshCallback();};var useDefaultText=true;var noCleanup
 if(button.execute){button.execute(editObj);}};var setUndoRedoButtonStates=function(){if(undoMgr){setupButton(wmd.buttons["wmd-undo-button"],undoMgr.canUndo());setupButton(wmd.buttons["wmd-redo-button"],undoMgr.canRedo());}};var setupButton=function(button,isEnabled){var normalYShift="0px";var disabledYShift="-20px";var highlightYShift="-40px";if(isEnabled){button.style.backgroundPosition=button.XShift+" "+normalYShift;button.onmouseover=function(){this.style.backgroundPosition=this.XShift+" "+highlightYShift;};button.onmouseout=function(){this.style.backgroundPosition=this.XShift+" "+normalYShift;};if(browser.isIE){button.onmousedown=function(){wmd.ieRetardedClick=true;wmd.ieCachedRange=document.selection.createRange();};}
 if(!button.isHelp)
 {button.onclick=function(){if(this.onmouseout){this.onmouseout();}
-doClick(this);return false;};}}
-else{button.style.backgroundPosition=button.XShift+" "+disabledYShift;button.onmouseover=button.onmouseout=button.onclick=function(){};}};var makeSpritedButtonRow=function(){var buttonBar=document.getElementById(wmd_options.button_bar||"wmd-button-bar");var normalYShift="0px";var disabledYShift="-20px";var highlightYShift="-40px";var buttonRow=document.createElement("ul");buttonRow.className="wmd-button-row";buttonRow=buttonBar.appendChild(buttonRow);var xoffset=0;function createButton(name,title,textOp){var button=document.createElement("li");wmd.buttons[name]=button;button.className="wmd-button "+name;button.XShift=xoffset+"px";xoffset-=20;if(title){button.title=title;}
-if(textOp){button.textOp=textOp;}
-return button;}
+doClick(this);return false;}}}
+else{button.style.backgroundPosition=button.XShift+" "+disabledYShift;button.onmouseover=button.onmouseout=button.onclick=function(){};}}
+var makeSpritedButtonRow=function(){var buttonBar=document.getElementById(wmd_options.button_bar||"wmd-button-bar");var normalYShift="0px";var disabledYShift="-20px";var highlightYShift="-40px";var buttonRow=document.createElement("ul");buttonRow.className="wmd-button-row"
+buttonRow=buttonBar.appendChild(buttonRow);var xoffset=0;function createButton(name,title,textOp){var button=document.createElement("li");wmd.buttons[name]=button;button.className="wmd-button "+name;button.XShift=xoffset+"px";xoffset-=20;if(title)
+button.title=title;if(textOp)
+button.textOp=textOp;return button;}
 function addButton(name,title,textOp){var button=createButton(name,title,textOp);setupButton(button,true);buttonRow.appendChild(button);return button;}
 function addSpacer(){var spacer=document.createElement("li");spacer.className="wmd-spacer";buttonRow.appendChild(spacer);return spacer;}
 var boldButton=addButton("wmd-bold-button","Strong <strong> Ctrl+B",command.doBold);var italicButton=addButton("wmd-italic-button","Emphasis <em> Ctrl+I",command.doItalic);var spacer1=addSpacer();var linkButton=addButton("wmd-link-button","Hyperlink <a> Ctrl+L",function(chunk,postProcessing,useDefaultText){return command.doLinkOrImage(chunk,postProcessing,false);});var quoteButton=addButton("wmd-quote-button","Blockquote <blockquote> Ctrl+Q",command.doBlockquote);var codeButton=addButton("wmd-code-button","Code Sample <pre><code> Ctrl+K",command.doCode);var imageButton=addButton("wmd-image-button","Image <img> Ctrl+G",function(chunk,postProcessing,useDefaultText){return command.doLinkOrImage(chunk,postProcessing,true);});var spacer2=addSpacer();var olistButton=addButton("wmd-olist-button","Numbered List <ol> Ctrl+O",function(chunk,postProcessing,useDefaultText){command.doList(chunk,postProcessing,true,useDefaultText);});var ulistButton=addButton("wmd-ulist-button","Bulleted List <ul> Ctrl+U",function(chunk,postProcessing,useDefaultText){command.doList(chunk,postProcessing,false,useDefaultText);});var headingButton=addButton("wmd-heading-button","Heading <h1>/<h2> Ctrl+H",command.doHeading);var hrButton=addButton("wmd-hr-button","Horizontal Rule <hr> Ctrl+R",command.doHorizontalRule);var spacer3=addSpacer();var undoButton=addButton("wmd-undo-button","Undo - Ctrl+Z");undoButton.execute=function(manager){manager.undo();};var redo_title=null;var redoButton=addButton("wmd-redo-button","Redo - Ctrl+Y");if(/win/.test(nav.platform.toLowerCase())){redoButton.title="Redo - Ctrl+Y";}
 else{redoButton.title="Redo - Ctrl+Shift+Z";}
-redoButton.execute=function(manager){manager.redo();};var helpButton=createButton("wmd-help-button");helpButton.isHelp=true;setupButton(helpButton,true);buttonRow.appendChild(helpButton);var helpAnchor=document.createElement("a");helpAnchor.href=wmd_options.helpLink;helpAnchor.target=wmd_options.helpTarget;helpAnchor.title=wmd_options.helpHoverTitle;helpButton.appendChild(helpAnchor);setUndoRedoButtonStates();};var setupEditor=function(){if(/\?noundo/.test(doc.location.href)){wmd.nativeUndo=true;}
+redoButton.execute=function(manager){manager.redo();};var helpButton=createButton("wmd-help-button");helpButton.isHelp=true;setupButton(helpButton,true);buttonRow.appendChild(helpButton);var helpAnchor=document.createElement("a");helpAnchor.href=wmd_options.helpLink;helpAnchor.target=wmd_options.helpTarget
+helpAnchor.title=wmd_options.helpHoverTitle;helpButton.appendChild(helpAnchor);setUndoRedoButtonStates();}
+var setupEditor=function(){if(/\?noundo/.test(doc.location.href)){wmd.nativeUndo=true;}
 if(!wmd.nativeUndo){undoMgr=new UndoManager(wmd.panels.input,wmd.options.pastePollInterval,function(){previewRefreshCallback();setUndoRedoButtonStates();});}
 makeSpritedButtonRow();var keyEvent="keydown";if(browser.isOpera){keyEvent="keypress";}
 util.addEvent(inputBox,keyEvent,function(key){if(key.ctrlKey||key.metaKey){var keyCode=key.charCode||key.keyCode;var keyCodeStr=String.fromCharCode(keyCode).toLowerCase();switch(keyCodeStr){case"b":doClick(wmd.buttons["wmd-bold-button"]);break;case"i":doClick(wmd.buttons["wmd-italic-button"]);break;case"l":doClick(wmd.buttons["wmd-link-button"]);break;case"q":doClick(wmd.buttons["wmd-quote-button"]);break;case"k":doClick(wmd.buttons["wmd-code-button"]);break;case"g":doClick(wmd.buttons["wmd-image-button"]);break;case"o":doClick(wmd.buttons["wmd-olist-button"]);break;case"u":doClick(wmd.buttons["wmd-ulist-button"]);break;case"h":doClick(wmd.buttons["wmd-heading-button"]);break;case"r":doClick(wmd.buttons["wmd-hr-button"]);break;case"y":doClick(wmd.buttons["wmd-redo-button"]);break;case"z":if(key.shiftKey){doClick(wmd.buttons["wmd-redo-button"]);}
@@ -171,10 +176,10 @@ var nLinesBefore=1;chunk.before=chunk.before.replace(previousItemsRegex,function
 nLinesBefore=/[^\n]\n\n[^\n]/.test(itemText)?1:0;return getPrefixedItem(itemText);});if(!chunk.selection){chunk.selection=useDefaultText?"List item":" ";}
 var prefix=getItemPrefix();var nLinesAfter=1;chunk.after=chunk.after.replace(nextItemsRegex,function(itemText){nLinesAfter=/[^\n]\n\n[^\n]/.test(itemText)?1:0;return getPrefixedItem(itemText);});chunk.trimWhitespace(true);chunk.addBlankLines(nLinesBefore,nLinesAfter,true);chunk.startTag=prefix;var spaces=prefix.replace(/./g," ");command.wrap(chunk,wmd_options.lineLength-spaces.length);chunk.selection=chunk.selection.replace(/\n/g,"\n"+spaces);};command.doHeading=function(chunk,postProcessing,useDefaultText){chunk.selection=chunk.selection.replace(/\s+/g," ");chunk.selection=chunk.selection.replace(/(^\s+|\s+$)/g,"");if(!chunk.selection){chunk.startTag="## ";chunk.selection="Heading";chunk.endTag=" ##";return;}
 var headerLevel=0;chunk.findTags(/#+[ ]*/,/[ ]*#+/);if(/#+/.test(chunk.startTag)){headerLevel=re.lastMatch.length;}
-chunk.startTag=chunk.endTag="";chunk.findTags(null,/\s?(-+|=+)/);if(/\=+/.test(chunk.endTag)){headerLevel=1;}
+chunk.startTag=chunk.endTag="";chunk.findTags(null,/\s?(-+|=+)/);if(/=+/.test(chunk.endTag)){headerLevel=1;}
 if(/-+/.test(chunk.endTag)){headerLevel=2;}
 chunk.startTag=chunk.endTag="";chunk.addBlankLines(1,1);var headerLevelToCreate=headerLevel==0?2:headerLevel-1;if(headerLevelToCreate>0){var headerChar=headerLevelToCreate>=2?"-":"=";var len=chunk.selection.length;if(len>wmd_options.lineLength){len=wmd_options.lineLength;}
-chunk.endTag="\n";while(len--){chunk.endTag+=headerChar;}}};command.doHorizontalRule=function(chunk,postProcessing,useDefaultText){chunk.startTag="----------\n";chunk.selection="";chunk.addBlankLines(2,1,true);};};})();function setup_wmd(options){return new WMDEditor(options);}
+chunk.endTag="\n";while(len--){chunk.endTag+=headerChar;}}};command.doHorizontalRule=function(chunk,postProcessing,useDefaultText){chunk.startTag="----------\n";chunk.selection="";chunk.addBlankLines(2,1,true);}};})();function setup_wmd(options){return new WMDEditor(options);}
 var Attacklab=Attacklab||{}
 Attacklab.showdown=Attacklab.showdown||{}
 Attacklab.showdown.converter=function(){var g_urls;var g_titles;var g_html_blocks;var g_list_level=0;this.makeHtml=function(text){g_urls=new Array();g_titles=new Array();g_html_blocks=new Array();text=text.replace(/~/g,"~T");text=text.replace(/\$/g,"~D");text=text.replace(/\r\n/g,"\n");text=text.replace(/\r/g,"\n");text="\n\n"+text+"\n\n";text=_Detab(text);text=text.replace(/^[ \t]+$/mg,"");text=_HashHTMLBlocks(text);text=_StripLinkDefinitions(text);text=_RunBlockGamut(text);text=_UnescapeSpecialChars(text);text=text.replace(/~D/g,"$$");text=text.replace(/~T/g,"~");text=text.replace(/https?\:\/\/[^"\s\<\>]*[^.,;'">\:\s\<\>\)\]\!]/g,function(wholeMatch){var left=RegExp.leftContext
diff --git a/wmd.js b/wmd.js
index db97c0f..7987213 100644
--- a/wmd.js
+++ b/wmd.js
@@ -1,6 +1,3 @@
-/**
- * WMD Editor - v3.0
- */
 ;(function() {
     
 WMDEditor = function(options) {
@@ -470,7 +467,7 @@ var TextareaState = function(textarea){ // {{{
             this.text = inputArea.value;
         }
         
-    };
+    }
     
     // Sets the selected text in the input box after we've performed an
     // operation.
@@ -556,7 +553,7 @@ var TextareaState = function(textarea){ // {{{
     // Restore this state into the input area.
     this.restore = function(){
     
-        if (stateObj.text !== undefined && stateObj.text != inputArea.value) {
+        if (stateObj.text != undefined && stateObj.text != inputArea.value) {
             inputArea.value = stateObj.text;
         }
         this.setInputAreaSelection();
@@ -904,10 +901,12 @@ var PreviewManager = function(wmd){ // {{{
     
         if (wmd.panels.preview) {
             wmd.panels.preview.scrollTop = (wmd.panels.preview.scrollHeight - wmd.panels.preview.clientHeight) * getScaleFactor(wmd.panels.preview);
+            ;
         }
         
         if (wmd.panels.output) {
             wmd.panels.output.scrollTop = (wmd.panels.output.scrollHeight - wmd.panels.output.clientHeight) * getScaleFactor(wmd.panels.output);
+            ;
         }
     };
     
@@ -1214,7 +1213,7 @@ var UndoManager = function(textarea, pastePollInterval, callback){ // {{{
         
         var handlePaste = function(){
             if (browser.isIE || (inputStateObj && inputStateObj.text != textarea.value)) {
-                if (timer === undefined) {
+                if (timer == undefined) {
                     mode = "paste";
                     saveState();
                     refreshState();
@@ -1252,6 +1251,7 @@ var UndoManager = function(textarea, pastePollInterval, callback){ // {{{
 WMDEditor.util = util;
 WMDEditor.position = position;
 WMDEditor.TextareaState = TextareaState;
+WMDEditor.Checks = Checks;
 WMDEditor.InputPoller = InputPoller;
 WMDEditor.PreviewManager = PreviewManager;
 WMDEditor.UndoManager = UndoManager;
@@ -1430,14 +1430,14 @@ var wmdBase = function(wmd, wmd_options){ // {{{
                         }
                         doClick(this);
                         return false;
-                    };
+                    }
                 }
             }
             else {
                 button.style.backgroundPosition = button.XShift + " " + disabledYShift;
                 button.onmouseover = button.onmouseout = button.onclick = function(){};
             }
-        };
+        }
     
         var makeSpritedButtonRow = function(){
              
@@ -1448,7 +1448,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
             var highlightYShift = "-40px";
             
             var buttonRow = document.createElement("ul");
-            buttonRow.className = "wmd-button-row";
+            buttonRow.className = "wmd-button-row"
             buttonRow = buttonBar.appendChild(buttonRow);
             
             var xoffset = 0;
@@ -1460,13 +1460,11 @@ var wmdBase = function(wmd, wmd_options){ // {{{
                             button.XShift = xoffset + "px";
                             xoffset -= 20;
                 
-                if (title) {
+                if (title)
                     button.title = title;
-                }
-
-                if (textOp) {
+                    
+                if (textOp)
                     button.textOp = textOp;
-                }
 
                 return button;
             }
@@ -1537,12 +1535,12 @@ var wmdBase = function(wmd, wmd_options){ // {{{
             
             var helpAnchor = document.createElement("a");
             helpAnchor.href = wmd_options.helpLink;
-            helpAnchor.target = wmd_options.helpTarget;
+            helpAnchor.target = wmd_options.helpTarget
             helpAnchor.title = wmd_options.helpHoverTitle;
             helpButton.appendChild(helpAnchor);
                         
             setUndoRedoButtonStates();
-        };
+        }
         
         var setupEditor = function(){
         
@@ -2235,7 +2233,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
         // Try to get the current header level by looking for - and = in the line
         // below the selection.
         chunk.findTags(null, /\s?(-+|=+)/);
-        if(/\=+/.test(chunk.endTag)){
+        if(/=+/.test(chunk.endTag)){
             headerLevel = 1;
         }
         if(/-+/.test(chunk.endTag)){
@@ -2271,7 +2269,7 @@ var wmdBase = function(wmd, wmd_options){ // {{{
         chunk.startTag = "----------\n";
         chunk.selection = "";
         chunk.addBlankLines(2, 1, true);
-    };
+    }
     // }}}
     
 }; // }}}