diff --git a/build/squire.js b/build/squire.js
index 604fbf3..ac007be 100644
--- a/build/squire.js
+++ b/build/squire.js
@@ -1 +1 @@
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n=e.style,r,i,s,o,u,a;for(r in Tt)i=Tt[r],s=n[r],s&&i.regexp.test(s)&&(a=i.replace(s),o&&o.appendChild(a),o=a,u||(u=a));return u&&(o.appendChild(e.empty()),t.replaceChild(u,e)),o||e},STRONG:function(e,t){var n=b("B");return t.replaceChild(n,e),n.appendChild(e.empty()),n},EM:function(e,t){var n=b("I");return t.replaceChild(n,e),n.appendChild(e.empty()),n},TT:function(e,t){var n=b("SPAN",{"class":"font",style:'font-family:menlo,consolas,"courier new",monospace'});return t.replaceChild(n,e),n.appendChild(e.empty()),n}},Ct=function(e,t){var i=e.childNodes,s,o,u,a,f,l,c;for(s=0,o=i.length;s<o;s+=1){u=i[s],a=u.nodeName,f=u.nodeType,l=Nt[a];if(f===n){c=u.childNodes.length;if(l)u=l(u,e);else if(!xt.test(a)&&!u.isInline()){s-=1,o+=c-1,e.replaceChild(u.empty(),u);continue}!t&&u.style.cssText&&u.removeAttribute("style"),c&&Ct(u,t)}else if(f!==r||!/\S/.test(u.data))e.removeChild(u),s-=1,o-=1}return e},kt=function(e,t){var n=e.childNodes,r=null,i,s,o,u;for(i=0,s=n.length;i<s;i+=1){o=n[i],u=o.nodeName==="BR";if(!u&&o.isInline())r||(r=b(t)),r.appendChild(o),i-=1,s-=1;else if(u||r)r||(r=b(t)),r.fixCursor(),u?e.replaceChild(r,o):(e.insertBefore(r,o),i+=1,s+=1),r=null}return r&&e.appendChild(r.fixCursor()),e},Lt=function(e){var t=e.querySelectorAll("BR"),n=t.length,r,i;while(n--){r=t[n],i=r.parentNode;if(!i)continue;if(r.nextSibling&&r.previousSibling){while(i.isInline())i=i.parentNode;i.isBlock()?lt[i.nodeName]&&(ct(i,r.parentNode,r),r.detach()):kt(i,"DIV")}else r.detach()}},At=function(){a.fixCursor()};e.addEventListener(c?"beforecut":"cut",function(){var e=O();rt(e),G(e),setTimeout(At,0)},!1);var Ot=!1;e.addEventListener(c?"beforepaste":"paste",function(e){if(Ot)return;var t=e.clipboardData,n=t&&t.items,r=!1,i;if(n){i=n.length;while(i--)if(/^image\/.*/.test(n[i].type)){e.preventDefault(),S("dragover",{dataTransfer:t,preventDefault:function(){r=!0}}),r&&S("drop",{dataTransfer:t});return}}Ot=!0;var s=O(),o=s.startContainer,u=s.startOffset,f=s.endContainer,l=s.endOffset,c=b("DIV",{style:"position: absolute; overflow: hidden;top: -100px; left: -100px; width: 1px; height: 1px;"});a.appendChild(c),s.selectNodeContents(c),A(s),setTimeout(function(){var e=c.detach().empty(),t=e.firstChild,n=C(o,u,f,l);if(t){t===e.lastChild&&t.nodeName==="DIV"&&e.replaceChild(t.empty(),t),e.normalize(),St(e),Ct(e,!1),Lt(e);var r=e,i=!0;while(r=r.getNextBlock())r.fixCursor();S("willPaste",{fragment:e,preventDefault:function(){i=!1}}),i&&(n.insertTreeFragment(e),nt(),n.collapse(!1))}A(n),q(n,!0),Ot=!1},0)},!1);var Mt={8:"backspace",9:"tab",13:"enter",32:"space",46:"delete"},_t=function(e){return function(t){t.preventDefault(),e()}},Dt=function(e){return function(t){t.preventDefault();var n=O();ot(e,null,n)?ft(null,{tag:e},n):ft({tag:e},null,n)}},Pt=function(){var e=O(),t=e.startContainer,n;t.nodeType===r&&(t=t.parentNode);if(t.isInline()&&!t.textContent){do n=t.parentNode;while(n.isInline()&&!n.textContent&&(t=n));e.setStart(n,$.call(n.childNodes,t)),e.collapse(!0),n.removeChild(t),n.isBlock()||(n=n.getPreviousBlock()),n.fixCursor(),e.moveBoundariesDownTree(),A(e),q(e)}};h&&T("keyup",function(e){var t=a.firstChild;t.nodeName==="P"&&(Q(O()),t.replaceWith(b("DIV",[t.empty()])),A(G()))});var Ht={enter:function(t){t.preventDefault();var i=O();if(!i)return;rt(i),G(i),i.collapsed||i._deleteContents();var s=i.getStartBlock(),o=s?s.nodeName:"DIV",u=lt[o],f;if(!s){i._insertNode(b("BR")),i.collapse(!1),A(i),q(i,!0),nt();return}var c=i.startContainer,h=i.startOffset,p;if(!u){if(c===s){c=h?c.childNodes[h-1]:null,h=0;if(c){c.nodeName==="BR"?c=c.nextSibling:h=c.getLength();if(!c||c.nodeName==="BR")p=b("DIV").fixCursor(),c?s.replaceChild(p,c):s.appendChild(p),c=p}}kt(s,"DIV"),u="DIV",c||(c=s.firstChild),i.setStart(c,h),i.setEnd(c,h),s=i.getStartBlock()}if(!s.textContent){if(s.nearest("UL")||s.nearest("OL"))return pt(wt,i);if(s.nearest("BLOCKQUOTE"))return pt(mt,i)}f=ct(s,c,h);while(f.nodeType===n){var d=f.firstChild,v;if(f.nodeName==="A"){f.replaceWith(f.empty()),f=d;continue}while(d&&d.nodeType===r&&!d.data){v=d.nextSibling;if(!v||v.nodeName==="BR")break;d.detach(),d=v}if(!d||d.nodeName==="BR"||d.nodeType===r&&!l)break;f=d}i=C(f,0),A(i),q(i,!0),f.nodeType===r&&(f=f.parentNode),f.offsetTop+f.offsetHeight>(e.documentElement.scrollTop||a.scrollTop)+a.offsetHeight&&f.scrollIntoView(!1),nt()},backspace:function(e){var t=O();if(!t.collapsed)e.preventDefault(),t._deleteContents(),A(t),q(t,!0);else if(t.startsAtBlockBoundary()){e.preventDefault();var n=t.getStartBlock(),r=n.getPreviousBlock();if(r){if(!r.isContentEditable){r.detach();return}r.mergeWithBlock(n,t),n=r.parentNode;while(n&&!n.nextSibling)n=n.parentNode;n&&(n=n.nextSibling)&&n.mergeContainers(),A(t)}else{if(n.nearest("UL")||n.nearest("OL"))return pt(wt,t);if(n.nearest("BLOCKQUOTE"))return pt(vt,t);A(t),q(t,!0)}}else setTimeout(Pt,0)},"delete":function(e){var t=O();if(!t.collapsed)e.preventDefault(),t._deleteContents(),A(t),q(t,!0);else if(t.endsAtBlockBoundary()){e.preventDefault();var n=t.getStartBlock(),r=n.getNextBlock();if(r){if(!r.isContentEditable){r.detach();return}n.mergeWithBlock(r,t),r=n.parentNode;while(r&&!r.nextSibling)r=r.parentNode;r&&(r=r.nextSibling)&&r.mergeContainers(),A(t),q(t,!0)}}else setTimeout(Pt,0)},space:function(){var e=O();rt(e),G(e),A(e)},"ctrl-b":Dt("B"),"ctrl-i":Dt("I"),"ctrl-u":Dt("U"),"ctrl-y":_t(st),"ctrl-z":_t(it),"ctrl-shift-z":_t(st)};T(l?"keypress":"keydown",function(e){var t=e.keyCode,n=Mt[t]||String.fromCharCode(t).toLowerCase(),r="";l&&e.which===46&&(n="."),111<t&&t<124&&(n="f"+(t-111)),e.altKey&&(r+="alt-");if(e.ctrlKey||e.metaKey)r+="ctrl-";e.shiftKey&&(r+="shift-"),n=r+n,Ht[n]&&Ht[n](e)});var Bt=function(e){return function(){return e.apply(null,arguments),this}},jt=function(e,t,n){return function(){return e(t,n),U(),this}};u.editor={_setPlaceholderTextNode:H,addEventListener:Bt(T),removeEventListener:Bt(N),focus:Bt(U),blur:Bt(z),getDocument:function(){return e},addStyles:function(t){if(t){var n=e.documentElement.firstChild,r=b("STYLE",{type:"text/css"});r.styleSheet?(n.appendChild(r),r.styleSheet.cssText=t):(r.appendChild(e.createTextNode(t)),n.appendChild(r))}return this},getHTML:function(){var e=[],t,n,r,i;if(m){t=a;while(t=t.getNextBlock())!t.textContent&&!t.querySelector("BR")&&(n=b("BR"),t.appendChild(n),e.push(n))}r=W();if(m){i=e.length;while(i--)e[i].detach()}return r},setHTML:function(t){var n=e.createDocumentFragment(),r=b("DIV"),i;r.innerHTML=t,n.appendChild(r.empty()),Ct(n,!0),Lt(n),kt(n,"DIV");var s=n;while(s=s.getNextBlock())s.fixCursor();while(i=a.lastChild)a.removeChild(i);a.appendChild(n),a.fixCursor(),Y=-1,Z=[],et=0,tt=!1;var o=C(a.firstChild,0);return rt(o),G(o),h||A(o),q(o,!0),this},getSelectedText:function(){return O().getTextContent()},insertElement:Bt(V),insertImage:function(e){var t=b("IMG",{src:e});return V(t),t},getPath:function(){return I},getSelection:O,setSelection:Bt(A),undo:Bt(it),redo:Bt(st),hasFormat:ot,changeFormat:Bt(ft),bold:jt(ft,{tag:"B"}),italic:jt(ft,{tag:"I"}),underline:jt(ft,{tag:"U"}),removeBold:jt(ft,null,{tag:"B"}),removeItalic:jt(ft,null,{tag:"I"}),removeUnderline:jt(ft,null,{tag:"U"}),makeLink:function(t){t=encodeURI(t);var n=O();if(n.collapsed){var r=t.indexOf(":")+1;if(r)while(t[r]==="/")r+=1;n._insertNode(e.createTextNode(t.slice(r)))}return ft({tag:"A",attributes:{href:t}},{tag:"A"},n),U(),this},removeLink:function(){return ft(null,{tag:"A"},O(),!0),U(),this},setFontFace:function(e){return ft({tag:"SPAN",attributes:{"class":"font",style:"font-family: "+e+", sans-serif;"}},{tag:"SPAN",attributes:{"class":"font"}}),U(),this},setFontSize:function(e){return ft({tag:"SPAN",attributes:{"class":"size",style:"font-size: "+(typeof e=="number"?e+"px":e)}},{tag:"SPAN",attributes:{"class":"size"}}),U(),this},setTextColour:function(e){return ft({tag:"SPAN",attributes:{"class":"colour",style:"color: "+e}},{tag:"SPAN",attributes:{"class":"colour"}}),U(),this},setHighlightColour:function(e){return ft({tag:"SPAN",attributes:{"class":"highlight",style:"background-color: "+e}},{tag:"SPAN",attributes:{"class":"highlight"}}),U(),this},setTextAlignment:function(e){return ht(function(t){t.className=(t.className.split(/\s+/).filter(function(e){return!/align/.test(e)}).join(" ")+" align-"+e).trim(),t.style.textAlign=e},!0),U(),this},setTextDirection:function(e){return ht(function(t){t.className=(t.className.split(/\s+/).filter(function(e){return!/dir/.test(e)}).join(" ")+" dir-"+e).trim(),t.dir=e},!0),U(),this},forEachBlock:Bt(ht),modifyBlocks:Bt(pt),increaseQuoteLevel:jt(pt,dt),decreaseQuoteLevel:jt(pt,vt),makeUnorderedList:jt(pt,yt),makeOrderedList:jt(pt,bt),removeList:jt(pt,wt)},a.setAttribute("contenteditable","true"),u.editor.setHTML(""),u.onEditorLoad&&(u.onEditorLoad(u.editor),u.onEditorLoad=null)}(document);
\ No newline at end of file
diff --git a/source/Editor.js b/source/Editor.js
index 836a4d6..88db9b6 100644
--- a/source/Editor.js
+++ b/source/Editor.js
@@ -15,19 +15,21 @@
         FILTER_ACCEPT = 1,               // NodeFilter.FILTER_ACCEPT,
         FILTER_SKIP = 3;                 // NodeFilter.FILTER_SKIP;
 
-    var win = doc.defaultView,
-        body = doc.body;
+    var win = doc.defaultView;
+    var body = doc.body;
 
     // Browser sniffing. Unfortunately necessary.
+    var ua = navigator.userAgent;
     var isOpera = !!win.opera;
     var isIE = !!win.ie;
-    var isIE8 = win.ie === 8;
-    var isGecko = /Gecko\//.test( navigator.userAgent );
-    var isWebKit = /WebKit/.test( navigator.userAgent );
-    var isIOS = /iP(?:ad|hone|od)/.test( navigator.userAgent );
+    var isIE8 = ( win.ie === 8 );
+    var isGecko = /Gecko\//.test( ua );
+    var isWebKit = /WebKit/.test( ua );
+    var isIOS = /iP(?:ad|hone|od)/.test( ua );
 
     var useTextFixer = isIE || isOpera;
     var cantFocusEmptyTextNodes = isIE || isWebKit;
+    var losesSelectionOnBlur = isIE;
 
     // --- DOM Sugar ---
 
@@ -135,6 +137,7 @@
     };
 
     var sel = win.getSelection();
+    var lastSelection = null;
 
     var setSelection = function ( range ) {
         if ( range ) {
@@ -150,7 +153,6 @@
         }
     };
 
-    var lastSelection = null;
     var getSelection = function () {
         if ( sel.rangeCount ) {
             lastSelection = sel.getRangeAt( 0 ).cloneRange();
@@ -167,14 +169,10 @@
 
     // IE9 loses selection state of iframe on blur, so make sure we
     // cache it just before it loses focus.
-    if ( win.ie ) {
+    if ( losesSelectionOnBlur ) {
         win.addEventListener( 'beforedeactivate', getSelection, true );
     }
 
-    var lastAnchorNode;
-    var lastFocusNode;
-    var path = '';
-
     // --- Workaround for browsers that can't focus empty text nodes ---
 
     // WebKit bug: https://bugs.webkit.org/show_bug.cgi?id=15256
@@ -222,6 +220,10 @@
 
     // --- Path change events ---
 
+    var lastAnchorNode;
+    var lastFocusNode;
+    var path = '';
+
     var updatePath = function ( range, force ) {
         if ( placeholderTextNode && !force ) {
             removePlaceholderTextNode( range );
@@ -292,6 +294,8 @@
 
     // --- Bookmarking ---
 
+    var indexOf = Array.prototype.indexOf;
+
     var startSelectionId = 'ss-' + Date.now() + '-' + Math.random();
     var endSelectionId = 'es-' + Date.now() + '-' + Math.random();
 
@@ -324,8 +328,6 @@
         range.setEndBefore( endNode );
     };
 
-    var indexOf = Array.prototype.indexOf;
-
     var getRangeAndRemoveBookmark = function ( range ) {
         var start = doc.getElementById( startSelectionId ),
             end = doc.getElementById( endSelectionId );
@@ -374,20 +376,20 @@
 
     // These values are initialised in the editor.setHTML method,
     // which is always called on initialisation.
-    var undoIndex, // = -1,
-        undoStack, // = [],
-        undoStackLength, // = 0,
-        isInUndoState, // = false,
-        docWasChanged = function () {
-            if ( isInUndoState ) {
-                isInUndoState = false;
-                fireEvent( 'undoStateChange', {
-                    canUndo: true,
-                    canRedo: false
-                });
-            }
-            fireEvent( 'input' );
-        };
+    var undoIndex; // = -1,
+    var undoStack; // = [],
+    var undoStackLength; // = 0,
+    var isInUndoState; // = false,
+    var docWasChanged = function () {
+        if ( isInUndoState ) {
+            isInUndoState = false;
+            fireEvent( 'undoStateChange', {
+                canUndo: true,
+                canRedo: false
+            });
+        }
+        fireEvent( 'input' );
+    };
 
     addEventListener( 'keyup', function ( event ) {
         var code = event.keyCode;
@@ -398,16 +400,6 @@
         if ( !event.ctrlKey && !event.metaKey && !event.altKey &&
                 ( code < 16 || code > 20 ) &&
                 ( code < 33 || code > 45 ) )  {
-            // If you select all in IE8 then type, it makes a P; replace it with
-            // a DIV.
-            var firstChild = body.firstChild;
-            if ( win.ie === 8 && firstChild.nodeName === 'P' ) {
-                saveRangeToBookmark( getSelection() );
-                firstChild.replaceWith( createElement( 'DIV', [
-                    firstChild.empty()
-                ]) );
-                setSelection( getRangeAndRemoveBookmark() );
-            }
             docWasChanged();
         }
     });
@@ -727,6 +719,37 @@
 
     // --- Block formatting ---
 
+    var tagAfterSplit = {
+        DIV: 'DIV',
+        PRE: 'DIV',
+        H1:  'DIV',
+        H2:  'DIV',
+        H3:  'DIV',
+        H4:  'DIV',
+        H5:  'DIV',
+        H6:  'DIV',
+        P:   'DIV',
+        DT:  'DD',
+        DD:  'DT',
+        LI:  'LI'
+    };
+
+    var splitBlock = function ( block, node, offset ) {
+        var splitTag = tagAfterSplit[ block.nodeName ],
+            nodeAfterSplit = node.split( offset, block.parentNode );
+
+        // Make sure the new node is the correct type.
+        if ( nodeAfterSplit.nodeName !== splitTag ) {
+            block = createElement( splitTag );
+            block.className = nodeAfterSplit.dir === 'rtl' ? 'dir-rtl' : '';
+            block.dir = nodeAfterSplit.dir;
+            block.replaces( nodeAfterSplit )
+                 .appendChild( nodeAfterSplit.empty() );
+            nodeAfterSplit = block;
+        }
+        return nodeAfterSplit;
+    };
+
     var forEachBlock = function ( fn, mutates, range ) {
         if ( !range && !( range = getSelection() ) ) {
             return;
@@ -912,37 +935,6 @@
         return frag;
     };
 
-    var tagAfterSplit = {
-        DIV: 'DIV',
-        PRE: 'DIV',
-        H1:  'DIV',
-        H2:  'DIV',
-        H3:  'DIV',
-        H4:  'DIV',
-        H5:  'DIV',
-        H6:  'DIV',
-        P:   'DIV',
-        DT:  'DD',
-        DD:  'DT',
-        LI:  'LI'
-    };
-
-    var splitBlock = function ( block, node, offset ) {
-        var splitTag = tagAfterSplit[ block.nodeName ],
-            nodeAfterSplit = node.split( offset, block.parentNode );
-
-        // Make sure the new node is the correct type.
-        if ( nodeAfterSplit.nodeName !== splitTag ) {
-            block = createElement( splitTag );
-            block.className = nodeAfterSplit.dir === 'rtl' ? 'dir-rtl' : '';
-            block.dir = nodeAfterSplit.dir;
-            block.replaces( nodeAfterSplit )
-                 .appendChild( nodeAfterSplit.empty() );
-            nodeAfterSplit = block;
-        }
-        return nodeAfterSplit;
-    };
-
     // --- Clean ---
 
     var linkRegExp = /\b((?:https?:\/\/|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\([^\s()<>]+\))+(?:\((?:[^\s()<>]+|(?:\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’])|(?:[\w\-.%+]+@(?:[\w\-]+\.)+[A-Z]{2,4}))/i;
@@ -1363,6 +1355,21 @@
         }
     };
 
+    // If you select all in IE8 then type, it makes a P; replace it with
+    // a DIV.
+    if ( isIE8 ) {
+        addEventListener( 'keyup', function ( event ) {
+            var firstChild = body.firstChild;
+            if ( firstChild.nodeName === 'P' ) {
+                saveRangeToBookmark( getSelection() );
+                firstChild.replaceWith( createElement( 'DIV', [
+                    firstChild.empty()
+                ]) );
+                setSelection( getRangeAndRemoveBookmark() );
+            }
+        });
+    }
+
     var keyHandlers = {
         enter: function ( event ) {
             // We handle this ourselves
@@ -1454,7 +1461,7 @@
             // Focus cursor
             // If there's a <b>/<i> etc. at the beginning of the split
             // make sure we focus inside it.
-            while ( nodeAfterSplit.nodeType === ELEMENT_NODE) {
+            while ( nodeAfterSplit.nodeType === ELEMENT_NODE ) {
                 var child = nodeAfterSplit.firstChild,
                     next;
 
@@ -1517,6 +1524,12 @@
                     previous = current.getPreviousBlock();
                 // Must not be at the very beginning of the text area.
                 if ( previous ) {
+                    // If not editable, just delete whole block.
+                    if ( !previous.isContentEditable ) {
+                        previous.detach();
+                        return;
+                    }
+                    // Otherwise merge.
                     previous.mergeWithBlock( current, range );
                     // If deleted line between containers, merge newly adjacent
                     // containers.
@@ -1566,6 +1579,12 @@
                     next = current.getNextBlock();
                 // Must not be at the very end of the text area.
                 if ( next ) {
+                    // If not editable, just delete whole block.
+                    if ( !next.isContentEditable ) {
+                        next.detach();
+                        return;
+                    }
+                    // Otherwise merge.
                     current.mergeWithBlock( next, range );
                     // If deleted line between containers, merge newly adjacent
                     // containers.