diff --git a/README.md b/README.md
index b9b13d50..090ae19d 100644
--- a/README.md
+++ b/README.md
@@ -150,6 +150,15 @@ Wiki: [Home](https://github.com/Mottie/Keyboard/wiki/Home) | [FAQ](https://githu
 
 Only the latest changes will be shown below, see the [wiki log](https://github.com/Mottie/Keyboard/wiki/Log) to view older versions.
 
+### Version 1.28.6 (2018-09-15)
+
+* Core:
+  * Fix tab key insertion in textarea.
+* Typing:
+  * Prevent occasional focus error.
+* Meta:
+  * Update dependencies.
+
 ### Version 1.28.5 (2018-07-28)
 
 * Core:
@@ -164,10 +173,3 @@ Only the latest changes will be shown below, see the [wiki log](https://github.c
 
 * Scramble:
   * Use `crypto.getRandomValues` for scramble. See [pull #678](https://github.com/Mottie/Keyboard/pull/678); thanks [@lsching17](https://github.com/lsching17)!
-
-### Version 1.28.3 (2018-04-23)
-
-* Core:
-  * Clear opening flag. Fixes [issue #668](https://github.com/Mottie/Keyboard/issues/668).
-* Meta:
-  * Update dependencies.
diff --git a/bower.json b/bower.json
index fd931ddc..f1cb5abd 100644
--- a/bower.json
+++ b/bower.json
@@ -45,14 +45,14 @@
   },
   "devDependencies": {
     "grunt": "^1.0.3",
-    "grunt-cli": "^1.2.0",
-    "grunt-contrib-clean": "^1.1.0",
+    "grunt-cli": "^1.3.1",
+    "grunt-contrib-clean": "^2.0.0",
     "grunt-contrib-concat": "^1.0.1",
     "grunt-contrib-copy": "^1.0.0",
-    "grunt-contrib-cssmin": "^2.2.1",
+    "grunt-contrib-cssmin": "^3.0.0",
     "grunt-contrib-jshint": "^1.1.0",
-    "grunt-contrib-qunit": "^2.0.0",
-    "grunt-contrib-uglify": "^3.3.0",
+    "grunt-contrib-qunit": "^3.0.1",
+    "grunt-contrib-uglify": "^4.0.0",
     "grunt-contrib-watch": "^1.1.0"
   }
 }
\ No newline at end of file
diff --git a/dist/js/jquery.keyboard.extension-all.min.js b/dist/js/jquery.keyboard.extension-all.min.js
index 8fd4fada..eea951ff 100644
--- a/dist/js/jquery.keyboard.extension-all.min.js
+++ b/dist/js/jquery.keyboard.extension-all.min.js
@@ -1,5 +1,5 @@
-/*! jQuery UI Virtual Keyboard (1.28.5) - ALL Extensions + Mousewheel */
+/*! jQuery UI Virtual Keyboard (1.28.6) - ALL Extensions + Mousewheel */
 /*! jQuery UI Virtual Keyboard Alt Key Popup v2.0.0 */
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 /*! Mousewheel version: 3.1.12 * (c) 2014 Brandon Aaron * MIT License */
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\ No newline at end of file
diff --git a/dist/js/jquery.keyboard.extension-typing.min.js b/dist/js/jquery.keyboard.extension-typing.min.js
index 10686571..dfd5cc11 100644
--- a/dist/js/jquery.keyboard.extension-typing.min.js
+++ b/dist/js/jquery.keyboard.extension-typing.min.js
@@ -1,2 +1,2 @@
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-!function(e){"function"==typeof define&&define.amd?define(["jquery"],e):"object"==typeof module&&"object"==typeof module.exports?module.exports=e(require("jquery")):e(jQuery)}(function(d){d.fn.addTyping=function(e){var t={showTyping:!0,lockTypeIn:!1,delay:250,hoverDelay:250},f=d.keyboard;return this.each(function(){var g,l=d(this).data("keyboard");l&&(g=l.typing_options=d.extend({},t,e),l.typing_keymap={" ":"space",'"':"34","'":"39","&nbsp;":"space","\b":"bksp","{b}":"bksp","{d}":"del","{l}":"left","{r}":"right","\n":"enter","\r":"enter","{e}":"enter","\t":"tab","{t}":"tab"},l.typing_xref={8:"bksp",9:"tab",13:"enter",32:"space",37:"left",39:"right",46:"del"},l.typing_event=!1,l.typing_namespace=l.namespace+"typing",l.extensionNamespace.push(l.typing_namespace),g.savedLockInput=l.options.lockInput,l.typing_setup_reset=function(){var e=f.events,t=l.typing_namespace,n=[e.kbHidden,e.kbInactive,""].join(t+" ");l.$el.unbind(t).bind(n,function(){l.typing_reset()}),l.unbindButton(t).bindButton("mousedown"+t,function(){l.typing_reset()})},l.typing_setup=function(){var e=l.typing_namespace;l.typing_setup_reset(),l.$el.bind(f.events.kbBeforeVisible+e,function(){l.typing_setup()}),l.$preview.unbind(e).bind("keyup"+e,function(e){return!(g.init&&g.lockTypeIn||!g.showTyping)&&(37<=e.which&&e.which<=40?void 0:(16===e.which&&(l.shiftActive=!1),18===e.which&&(l.altActive=!1),16===e.which||18===e.which?(l.showSet(),void setTimeout(function(){l.$preview.focus()},200)):void 0))}).bind("keydown"+e,function(e){if(g.init&&g.lockTypeIn||!g.showTyping)return!1;e.temp=!1,16===e.which&&(e.temp=!l.shiftActive,l.shiftActive=!0),18===e.which&&(e.temp=!l.altActive,l.altActive=!0),e.temp&&(l.showSet(),l.$preview.focus()),l.typing_event=!0,l.typing_xref[e.which]&&l.typing_findKey("",e)}).bind("keypress"+e,function(e){if(g.init&&g.lockTypeIn)return!1;l.typing_event&&!l.options.lockInput&&(l.typing_reset(),l.typing_event=!0,l.typing_findKey("",e))})},l.typing_reset=function(){l.typing_event=g.init=!1,g.text="",g.len=g.current=0,l.options.lockInput=g.savedLockInput},l.typeIn=function(e,t,n,i){if(!l.isVisible())return clearTimeout(l.typing_timer),void l.typing_reset();if(l.typing_event){if(void 0===e)return l.typing_event=!1,void(l.options.lockInput=g.savedLockInput)}else!0!==g.init&&(g.init=!0,l.options.lockInput=g.lockTypeIn,g.text=e||g.text||"",g.len=g.text.length,g.delay=t||g.delay,g.current=0,n&&(g.callback=n)),"{"===(e=g.text.substring(g.current,++g.current))&&"}"===g.text.substring(g.current+1,g.current+2)&&(e+=g.text.substring(g.current,g.current+=2)),l.typing_findKey(e,i)},l.typing_findKey=function(e,t){var n,i,p,s,y,o,r,a,c=f.css,u=f.builtLayouts[l.layout].mappedKeys;if(l.isOpen&&l.$keyboard.length)if(o=l.$keyboard.find("."+c.keySet),s=e in l.typing_keymap?l.typing_keymap[e]:e,n="."+c.keyButton+'[data-action="'+s+'"]',l.typing_event&&t&&("keypress"!==t.type&&l.typing_xref.hasOwnProperty(t.keyCode||t.which)?n="."+c.keyPrefix+l.processName(l.typing_xref[t.keyCode||t.which]):(i=String.fromCharCode(t.charCode||t.which),n=u.hasOwnProperty(i)?"."+c.keyButton+'[data-value="'+u[i].replace(/"/g,'\\"')+'"]':"."+c.keyPrefix+l.processName(i))),(y=o.filter(":visible").find(n)).length?l.typing_simulateKey(y,e,t):(l.typing_event?y=o.find(n):(p=e in l.typing_keymap?l.typing_keymap[e]:l.processName(e),y=o.find("."+c.keyPrefix+p)),(a=y.closest("."+c.keySet)).attr("name")?(g.showTyping&&(r=a.attr("name"),l.shiftActive=/shift/.test(r),l.altActive=/alt/.test(r),l.metaActive=l.last.keyset[2]=!!/\bmeta/.test(r)&&r.match(/meta[\w-]+/)[0],l.showSet(l.metaActive)),l.typing_simulateKey(y,e,t)):l.typing_event||(e in l.typing_keymap&&l.typing_keymap[e]in f.keyaction?f.keyaction[l.typing_keymap[e]](l,y,t):l.insertText(e),l.checkCombos(),l.$el.trigger(f.events.kbChange,[l,l.el]))),g.current<=g.len&&0!==g.len){if(!l.isVisible())return;l.typing_timer=setTimeout(function(){l.typeIn()},g.delay)}else{if(0!==g.len)return l.typing_reset(),void(d.isFunction(g.callback)&&(l.typing_timer=setTimeout(function(){d.isFunction(g.callback)&&g.callback(l)},g.delay)));l.typing_reset()}},l.typing_simulateKey=function(e,t,n){var i=e.length;l.isVisible()&&(g.showTyping&&i&&(e.filter(":visible").trigger("mouseenter"+l.namespace),g.showTyping&&i&&setTimeout(function(){e.trigger("mouseleave"+l.namespace)},Math.min(g.hoverDelay,g.delay))),l.typing_event||setTimeout(function(){t in l.typing_keymap&&l.typing_keymap[t]in f.keyaction?((n=n||d.Event("keypress")).target=e,f.keyaction[l.typing_keymap[t]](l,e,n)):l.insertText(t),l.checkCombos(),l.$el.trigger(f.events.kbChange,[l,l.el])},g.delay/3))},g.showTyping&&l.options.alwaysOpen&&l.isVisible()?l.typing_setup():l.$el.unbind(f.events.kbBeforeVisible+l.typing_namespace).bind(f.events.kbBeforeVisible+l.typing_namespace,function(){g.showTyping?l.typing_setup():l.typing_setup_reset()}))})}});
\ No newline at end of file
+!function(e){"function"==typeof define&&define.amd?define(["jquery"],e):"object"==typeof module&&"object"==typeof module.exports?module.exports=e(require("jquery")):e(jQuery)}(function(d){d.fn.addTyping=function(e){var t={showTyping:!0,lockTypeIn:!1,delay:250,hoverDelay:250},f=d.keyboard;return this.each(function(){var g,l=d(this).data("keyboard");l&&(g=l.typing_options=d.extend({},t,e),l.typing_keymap={" ":"space",'"':"34","'":"39","&nbsp;":"space","\b":"bksp","{b}":"bksp","{d}":"del","{l}":"left","{r}":"right","\n":"enter","\r":"enter","{e}":"enter","\t":"tab","{t}":"tab"},l.typing_xref={8:"bksp",9:"tab",13:"enter",32:"space",37:"left",39:"right",46:"del"},l.typing_event=!1,l.typing_namespace=l.namespace+"typing",l.extensionNamespace.push(l.typing_namespace),g.savedLockInput=l.options.lockInput,l.typing_setup_reset=function(){var e=f.events,t=l.typing_namespace,n=[e.kbHidden,e.kbInactive,""].join(t+" ");l.$el.unbind(t).bind(n,function(){l.typing_reset()}),l.unbindButton(t).bindButton("mousedown"+t,function(){l.typing_reset()})},l.typing_setup=function(){var e=l.typing_namespace;l.typing_setup_reset(),l.$el.bind(f.events.kbBeforeVisible+e,function(){l.typing_setup()}),l.$preview.unbind(e).bind("keyup"+e,function(e){return!(g.init&&g.lockTypeIn||!g.showTyping)&&(37<=e.which&&e.which<=40?void 0:(16===e.which&&(l.shiftActive=!1),18===e.which&&(l.altActive=!1),16===e.which||18===e.which?(l.showSet(),void setTimeout(function(){l.$preview&&l.$preview.focus()},200)):void 0))}).bind("keydown"+e,function(e){if(g.init&&g.lockTypeIn||!g.showTyping)return!1;e.temp=!1,16===e.which&&(e.temp=!l.shiftActive,l.shiftActive=!0),18===e.which&&(e.temp=!l.altActive,l.altActive=!0),e.temp&&(l.showSet(),l.$preview.focus()),l.typing_event=!0,l.typing_xref[e.which]&&l.typing_findKey("",e)}).bind("keypress"+e,function(e){if(g.init&&g.lockTypeIn)return!1;l.typing_event&&!l.options.lockInput&&(l.typing_reset(),l.typing_event=!0,l.typing_findKey("",e))})},l.typing_reset=function(){l.typing_event=g.init=!1,g.text="",g.len=g.current=0,l.options.lockInput=g.savedLockInput},l.typeIn=function(e,t,n,i){if(!l.isVisible())return clearTimeout(l.typing_timer),void l.typing_reset();if(l.typing_event){if(void 0===e)return l.typing_event=!1,void(l.options.lockInput=g.savedLockInput)}else!0!==g.init&&(g.init=!0,l.options.lockInput=g.lockTypeIn,g.text=e||g.text||"",g.len=g.text.length,g.delay=t||g.delay,g.current=0,n&&(g.callback=n)),"{"===(e=g.text.substring(g.current,++g.current))&&"}"===g.text.substring(g.current+1,g.current+2)&&(e+=g.text.substring(g.current,g.current+=2)),l.typing_findKey(e,i)},l.typing_findKey=function(e,t){var n,i,p,s,y,o,r,a,c=f.css,u=f.builtLayouts[l.layout].mappedKeys;if(l.isOpen&&l.$keyboard.length)if(o=l.$keyboard.find("."+c.keySet),s=e in l.typing_keymap?l.typing_keymap[e]:e,n="."+c.keyButton+'[data-action="'+s+'"]',l.typing_event&&t&&("keypress"!==t.type&&l.typing_xref.hasOwnProperty(t.keyCode||t.which)?n="."+c.keyPrefix+l.processName(l.typing_xref[t.keyCode||t.which]):(i=String.fromCharCode(t.charCode||t.which),n=u.hasOwnProperty(i)?"."+c.keyButton+'[data-value="'+u[i].replace(/"/g,'\\"')+'"]':"."+c.keyPrefix+l.processName(i))),(y=o.filter(":visible").find(n)).length?l.typing_simulateKey(y,e,t):(l.typing_event?y=o.find(n):(p=e in l.typing_keymap?l.typing_keymap[e]:l.processName(e),y=o.find("."+c.keyPrefix+p)),(a=y.closest("."+c.keySet)).attr("name")?(g.showTyping&&(r=a.attr("name"),l.shiftActive=/shift/.test(r),l.altActive=/alt/.test(r),l.metaActive=l.last.keyset[2]=!!/\bmeta/.test(r)&&r.match(/meta[\w-]+/)[0],l.showSet(l.metaActive)),l.typing_simulateKey(y,e,t)):l.typing_event||(e in l.typing_keymap&&l.typing_keymap[e]in f.keyaction?f.keyaction[l.typing_keymap[e]](l,y,t):l.insertText(e),l.checkCombos(),l.$el.trigger(f.events.kbChange,[l,l.el]))),g.current<=g.len&&0!==g.len){if(!l.isVisible())return;l.typing_timer=setTimeout(function(){l.typeIn()},g.delay)}else{if(0!==g.len)return l.typing_reset(),void(d.isFunction(g.callback)&&(l.typing_timer=setTimeout(function(){d.isFunction(g.callback)&&g.callback(l)},g.delay)));l.typing_reset()}},l.typing_simulateKey=function(e,t,n){var i=e.length;l.isVisible()&&(g.showTyping&&i&&(e.filter(":visible").trigger("mouseenter"+l.namespace),g.showTyping&&i&&setTimeout(function(){e.trigger("mouseleave"+l.namespace)},Math.min(g.hoverDelay,g.delay))),l.typing_event||setTimeout(function(){t in l.typing_keymap&&l.typing_keymap[t]in f.keyaction?((n=n||d.Event("keypress")).target=e,f.keyaction[l.typing_keymap[t]](l,e,n)):l.insertText(t),l.checkCombos(),l.$el.trigger(f.events.kbChange,[l,l.el])},g.delay/3))},g.showTyping&&l.options.alwaysOpen&&l.isVisible()?l.typing_setup():l.$el.unbind(f.events.kbBeforeVisible+l.typing_namespace).bind(f.events.kbBeforeVisible+l.typing_namespace,function(){g.showTyping?l.typing_setup():l.typing_setup_reset()}))})}});
\ No newline at end of file
diff --git a/dist/js/jquery.keyboard.js b/dist/js/jquery.keyboard.js
index da7cb8a9..416b8fb7 100644
--- a/dist/js/jquery.keyboard.js
+++ b/dist/js/jquery.keyboard.js
@@ -1,4 +1,4 @@
-/*! jQuery UI Virtual Keyboard v1.28.5 *//*
+/*! jQuery UI Virtual Keyboard v1.28.6 *//*
 Author: Jeremy Satterfield
 Maintained: Rob Garrison (Mottie on github)
 Licensed under the MIT License
@@ -42,7 +42,7 @@ http://www.opensource.org/licenses/mit-license.php
 	var $keyboard = $.keyboard = function (el, options) {
 	var o, base = this;
 
-	base.version = '1.28.5';
+	base.version = '1.28.6';
 
 	// Access to jQuery and DOM versions of element
 	base.$el = $(el);
@@ -890,7 +890,7 @@ http://www.opensource.org/licenses/mit-license.php
 					// Added a flag to prevent from tabbing into an input, keyboard opening, then adding the tab
 					// to the keyboard preview area on keyup. Sadly it still happens if you don't release the tab
 					// key immediately because keydown event auto-repeats
-					if (base.tab && o.tabNavigation && !o.lockInput) {
+					if (base.tab && !o.lockInput) {
 						base.shiftActive = e.shiftKey;
 						// when switching inputs, the tab keyaction returns false
 						var notSwitching = $keyboard.keyaction.tab(base);
diff --git a/dist/js/jquery.keyboard.min.js b/dist/js/jquery.keyboard.min.js
index 69acc9e4..6e34845b 100644
--- a/dist/js/jquery.keyboard.min.js
+++ b/dist/js/jquery.keyboard.min.js
@@ -1,2 +1,2 @@
-/*! jQuery UI Virtual Keyboard v1.28.5 */
-!function(e){"function"==typeof define&&define.amd?define(["jquery"],e):"object"==typeof module&&"object"==typeof module.exports?module.exports=e(require("jquery")):e(jQuery)}(function(y){"use strict";var b=y.keyboard=function(c,o){var p,h=this;h.version="1.28.5",h.$el=y(c),h.el=c,h.$el.data("keyboard",h),h.init=function(){h.initialized=!1;var e,t,a,i=b.css,n=b.events;h.settings=o||{},o&&o.position&&(t=y.extend({},o.position),o.position=null),h.options=p=y.extend(!0,{},b.defaultOptions,o),t&&(p.position=t,o.position=t),h.el.active=!0,h.namespace=".keyboard"+Math.random().toString(16).slice(2),h.extensionNamespace=[],h.shiftActive=h.altActive=h.metaActive=h.sets=h.capsLock=!1,h.rows=["","-shift","-alt","-alt-shift"],h.inPlaceholder=h.$el.attr("placeholder")||"",h.watermark=b.watermark&&""!==h.inPlaceholder,h.repeatTime=1e3/(p.repeatRate||20),p.preventDoubleEventTime=p.preventDoubleEventTime||100,h.isOpen=!1,h.wheel=y.isFunction(y.fn.mousewheel),h.escapeRegex=/[-\/\\^$*+?.()|[\]{}]/g,h.isContentEditable=!/(input|textarea)/i.test(h.el.nodeName)&&h.el.isContentEditable,e=b.keyCodes,h.alwaysAllowed=[e.capsLock,e.pageUp,e.pageDown,e.end,e.home,e.left,e.up,e.right,e.down,e.insert,e.delete],h.$keyboard=[],h.enabled=!0,h.checkCaret=p.lockInput||b.checkCaretSupport(),h.isContentEditable&&(p.usePreview=!1),h.last={start:0,end:0,key:"",val:"",preVal:"",layout:"",virtual:!0,keyset:[!1,!1,!1],wheel_$Keys:[],wheelIndex:0,wheelLayers:[]},h.temp=["",0,0],y.each([n.kbInit,n.kbBeforeVisible,n.kbVisible,n.kbHidden,n.inputCanceled,n.inputAccepted,n.kbBeforeClose,n.inputRestricted],function(e,t){y.isFunction(p[t])&&h.$el.bind(t+h.namespace+"callbacks",p[t])}),p.alwaysOpen&&(p.stayOpen=!0),a=y(document),h.el.ownerDocument!==document&&(a=a.add(h.el.ownerDocument));var s="keyup checkkeyboard mousedown touchstart ";p.closeByClickEvent&&(s+="click "),a.bind(s.split(" ").join(h.namespace+" "),function(e){clearTimeout(h.timer3),h.timer3=setTimeout(function(){h.checkClose(e)},1)}),h.$el.addClass(i.input+" "+p.css.input).attr({"aria-haspopup":"true",role:"textbox"}),(p.lockInput||h.el.readOnly)&&(p.lockInput=!0,h.$el.addClass(i.locked).attr({readonly:"readonly"})),h.isUnavailable()&&h.$el.addClass(i.noKeyboard),p.openOn&&h.bindFocus(),h.watermark||""!==h.getValue(h.$el)||""===h.inPlaceholder||""===h.$el.attr("placeholder")||(h.$el.addClass(i.placeholder),h.setValue(h.inPlaceholder,h.$el)),h.$el.trigger(n.kbInit,[h,h.el]),p.alwaysOpen&&h.reveal(),h.initialized=!0},h.toggle=function(){if(h.hasKeyboard()){var e=h.$keyboard.find("."+b.css.keyToggle),t=!h.enabled;return h.preview.readonly=t||h.options.lockInput,h.$keyboard.toggleClass(b.css.keyDisabled,t).find("."+b.css.keyButton).not(e).attr("aria-disabled",t).each(function(){this.disabled=t}),e.toggleClass(b.css.keyDisabled,t),t&&h.typing_options&&(h.typing_options.text=""),h}},h.setCurrent=function(){var e=b.css,t=y("."+e.isCurrent),a=t.data("keyboard");y.isEmptyObject(a)||a.el===h.el||a.close(!!a.options.autoAccept&&"true"),t.removeClass(e.isCurrent),y("."+e.hasFocus).removeClass(e.hasFocus),h.$el.addClass(e.isCurrent),h.$keyboard.addClass(e.hasFocus),h.isCurrent(!0),h.isOpen=!0},h.isUnavailable=function(){return h.$el.is(":disabled")||!h.options.activeOnReadonly&&h.$el.attr("readonly")&&!h.$el.hasClass(b.css.locked)},h.isCurrent=function(e){var t=b.currentKeyboard||!1;return e?t=b.currentKeyboard=h.el:!1===e&&t===h.el&&(t=b.currentKeyboard=""),t===h.el},h.hasKeyboard=function(){return h.$keyboard&&0<h.$keyboard.length},h.isVisible=function(){return!!h.hasKeyboard()&&h.$keyboard.is(":visible")},h.setFocus=function(){var e=h.$preview||h.$el;p.noFocus||e.focus(),h.isContentEditable?b.setEditableCaret(e,h.last.start,h.last.end):b.caret(e,h.last)},h.focusOn=function(){!h&&h.el.active||(h.isVisible()?h.setCurrent():(clearTimeout(h.timer),h.reveal()))},h.redraw=function(e){return e&&(h.options.layout=e),h.$keyboard.length&&(h.last.preVal=""+h.last.val,h.saveLastChange(),h.setValue(h.last.val,h.$el),h.removeKeyboard(),h.shiftActive=h.altActive=h.metaActive=!1),h.isOpen=p.alwaysOpen,h.reveal(!0),h},h.reveal=function(e){var t,a=h.isOpen,i=b.css;if(h.opening=!a,y("."+i.keyboard).not("."+i.alwaysOpen).each(function(){var e=y(this).data("keyboard");y.isEmptyObject(e)||e.close(!!e.options.autoAccept&&"true")}),!h.isUnavailable())return h.$el.removeClass(i.noKeyboard),p.openOn&&h.$el.unbind(y.trim((p.openOn+" ").split(/\s+/).join(h.namespace+" "))),h.$keyboard&&(!h.$keyboard||h.$keyboard.length&&!y.contains(h.el.ownerDocument.body,h.$keyboard[0]))||h.startup(),h.watermark||h.getValue()!==h.inPlaceholder||(h.$el.removeClass(i.placeholder),h.setValue("",h.$el)),h.originalContent=h.isContentEditable?h.$el.html():h.getValue(h.$el),h.el===h.preview||h.isContentEditable||h.setValue(h.originalContent),p.acceptValid&&p.checkValidOnInit&&h.checkValid(),p.resetDefault&&(h.shiftActive=h.altActive=h.metaActive=!1),h.showSet(),h.isVisible()||h.$el.trigger(b.events.kbBeforeVisible,[h,h.el]),(h.initialized||p.initialFocus||!p.initialFocus&&h.$el.hasClass(b.css.initialFocus))&&h.setCurrent(),h.toggle(),h.$keyboard.show(),p.usePreview&&b.msie&&(void 0===h.width&&(h.$preview.hide(),h.width=Math.ceil(h.$keyboard.width()),h.$preview.show()),h.$preview.width(h.width)),h.reposition(),h.checkDecimal(),h.lineHeight=parseInt(h.$preview.css("lineHeight"),10)||parseInt(h.$preview.css("font-size"),10)+4,p.caretToEnd&&(t=h.isContentEditable?b.getEditableLength(h.el):h.originalContent.length,h.saveCaret(t,t)),b.allie&&(0===h.last.end&&0<h.last.start&&(h.last.end=h.last.start),h.last.start<0&&(h.last.start=h.last.end=h.originalContent.length)),a||e?(b.caret(h.$preview,h.last),h.opening=!1):h.timer2=setTimeout(function(){var e;h.opening=!1,/(number|email)/i.test(h.el.type)||p.caretToEnd||h.saveCaret(e,e,h.$el),(p.initialFocus||h.$el.hasClass(b.css.initialFocus))&&b.caret(h.$preview,h.last),h.last.eventTime=(new Date).getTime(),h.$el.trigger(b.events.kbVisible,[h,h.el]),h.timer=setTimeout(function(){h&&h.saveCaret()},200)},10),h},h.updateLanguage=function(){var e=b.layouts,t=p.language||e[p.layout]&&e[p.layout].lang&&e[p.layout].lang||[p.language||"en"],a=b.language;t=y.isArray(t)?t[0]:t,t=(h.language=t).split("-")[0],p.display=y.extend(!0,{},a.en.display,a[t]&&a[t].display||{},h.settings.display),p.combos=y.extend(!0,{},a.en.combos,a[t]&&a[t].combos||{},h.settings.combos),p.wheelMessage=a[t]&&a[t].wheelMessage||a.en.wheelMessage,p.rtl=e[p.layout]&&e[p.layout].rtl||a[t]&&a[t].rtl||!1,h.regex=a[t]&&a[t].comboRegex||b.comboRegex,h.decimal=/^\./.test(p.display.dec),h.$el.toggleClass("rtl",p.rtl).css("direction",p.rtl?"rtl":"")},h.startup=function(){var e=b.css;(p.alwaysOpen||p.userClosed)&&h.$preview||h.makePreview(),h.hasKeyboard()||("custom"===p.layout&&(p.layoutHash="custom"+h.customHash()),h.layout="custom"===p.layout?p.layoutHash:p.layout,h.last.layout=h.layout,h.updateLanguage(),void 0===b.builtLayouts[h.layout]&&(y.isFunction(p.create)?h.$keyboard=p.create(h):h.$keyboard.length||h.buildKeyboard(h.layout,!0)),h.$keyboard=b.builtLayouts[h.layout].$keyboard.clone(),h.$keyboard.data("keyboard",h),""!==(h.el.id||"")&&h.$keyboard.attr("id",h.el.id+b.css.idSuffix),h.makePreview()),h.$keyboard.attr("data-"+e.keyboard+"-layout",p.layout).attr("data-"+e.keyboard+"-language",h.language),h.$decBtn=h.$keyboard.find("."+e.keyPrefix+"dec"),(p.enterNavigation||"TEXTAREA"===h.el.nodeName)&&h.alwaysAllowed.push(b.keyCodes.enter),h.bindKeyboard(),h.$keyboard.appendTo(p.appendLocally?h.$el.parent():p.appendTo||"body"),h.bindKeys(),p.reposition&&y.ui&&y.ui.position&&"body"===p.appendTo&&y(window).bind("resize"+h.namespace,function(){h.reposition()})},h.reposition=function(){return h.position=!y.isEmptyObject(p.position)&&p.position,y.ui&&y.ui.position&&h.position&&(h.position.of=h.position.of||h.$el.data("keyboardPosition")||h.$el,h.position.collision=h.position.collision||"flipfit 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t,a=y(this);if("touchmove"===e.type){if((t=a.offset()).right=t.left+a.outerWidth(),t.bottom=t.top+a.outerHeight(),e.originalEvent.touches[0].pageX>=t.left&&e.originalEvent.touches[0].pageX<t.right&&e.originalEvent.touches[0].pageY>=t.top&&e.originalEvent.touches[0].pageY<t.bottom)return!0}else/(mouseleave|touchend|touchcancel)/i.test(e.type)?a.removeClass(p.css.buttonHover):(!p.noFocus&&h.isCurrent()&&h.isVisible()&&h.$preview.focus(),h.checkCaret&&b.caret(h.$preview,h.last));return h.mouseRepeat=[!1,""],clearTimeout(h.repeater),p.acceptValid&&p.autoAcceptOnValid&&y.isFunction(p.validate)&&p.validate(h,h.getValue())&&(h.$preview.blur(),h.accept()),!1}).bindButton("click"+h.namespace,function(){return!1}).bindButton("mousewheel"+h.namespace,h.throttleEvent(function(e,t){var a=y(this);if(a&&!a.hasClass(s.keyAction)&&h.last.wheel_$Keys[0]===this&&p.useWheel&&h.wheel){t=t||e.deltaY;var i,n=h.last.wheelLayers||[];return 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t=b.css,a=b.events,i=e?h.checkCombos():h.originalContent;if(e&&y.isFunction(p.validate)&&!p.validate(h,i,!0)&&(i=h.originalContent,e=!1,p.cancelClose))return;h.isCurrent(!1),h.isOpen=p.alwaysOpen||p.userClosed,h.isContentEditable&&!e?h.$el.html(i):h.setValue(i,h.$el),h.$el.removeClass(t.isCurrent+" "+t.inputAutoAccepted).addClass(e?!0===e?"":t.inputAutoAccepted:"").trigger(a.inputChange),p.alwaysOpen||h.$el.trigger(a.kbBeforeClose,[h,h.el,e||!1]),b.caret(h.$preview,h.last),h.$el.trigger(e?a.inputAccepted:a.inputCanceled,[h,h.el]).trigger(p.alwaysOpen?a.kbInactive:a.kbHidden,[h,h.el]).blur(),h&&(h.last.eventTime=(new Date).getTime(),p.alwaysOpen||p.userClosed&&"true"===e||!h.$keyboard.length||(h.removeKeyboard(),h.timer=setTimeout(function(){h&&h.bindFocus()},200)),h.watermark||""!==h.el.value||""===h.inPlaceholder||(h.$el.addClass(t.placeholder),h.setValue(h.inPlaceholder,h.$el)))}return!!e},h.accept=function(){return h.close(!0)},h.checkClose=function(e){if(!h.opening){var t=y.keyboard.css,a=e.$target||y(e.target).closest("."+b.css.keyboard+", ."+b.css.input);if(a.length||(a=y(e.target)),a.length&&a.hasClass(t.keyboard)){var i=a.data("keyboard");i!==h&&!i.$el.hasClass(t.isCurrent)&&i.options.openOn&&e.type===p.openOn&&i.focusOn()}else h.escClose(e,a)}},h.escCloseCallback={keepOpen:function(){return!h.isOpen}},h.escClose=function(e,t){if(h.isOpen){if(e&&"keyup"===e.type)return e.which!==b.keyCodes.escape||p.ignoreEsc?"":h.close(!(!p.autoAccept||!p.autoAcceptOnEsc)&&"true");var a=!1,i=t.length&&t||y(e.target);if(y.each(h.escCloseCallback,function(e,t){"function"==typeof t&&(a=a||t(i))}),!a&&(!h.isCurrent()&&h.isOpen||h.isOpen&&i[0]!==h.el)){if((p.stayOpen||p.userClosed)&&!i.hasClass(b.css.input))return;if(b.allie&&e.preventDefault(),p.closeByClickEvent){var n=i[0]&&i[0].nodeName.toLowerCase();"input"!==n&&"textarea"!==n&&"click"!==e.type||h.close(!!p.autoAccept&&"true")}else h.close(!!p.autoAccept&&"true")}}},h.keyBtn=y("<button 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i+=e?p&&p.replaceCR||"\n":"",0<e}function d(e){var t=s+e;return o=r,r+=e,0<=a-t?a-(s=t)<=0:a-t<=0}for(;!n&&l.length;)if(e=l.shift(),c(t=b.isBlock(u,e.previousSibling))&&d(t)&&(n=!0),c(t=b.isTextNode(e.previousSibling)&&b.isBlock(u,e))&&d(t)&&(n=!0),b.isTextNode(e)){if(i+=e.textContent,d(e.length))return{node:e,offset:t=a-s==0&&1<=s-o?e.length:a-s,position:a,text:i}}else!n&&e.childNodes&&(l=y.makeArray(e.childNodes).concat(l));return l.length?{node:e,offset:a-s,position:a,text:i}:{node:e,offset:e&&e.length||0,position:r,text:i}}if(l.node){if(s=l.position,"getMax"===e)return s;i.setStart(l.node,l.offset),void 0!==t&&t!==e&&(l=c(t)),l.node&&(o=l.position,i.setEnd(l.node,l.offset),r=s===o?"":l.text.substring(s,o)),n.removeAllRanges(),n.addRange(i)}return{start:s,end:o,text:r}},b.replaceContent=function(e,t){e=y(e)[0];for(var a,i,n,s=typeof t,o=b.getEditableCaret(e).start,r=0,l=[e];a=l.pop();)if(b.isTextNode(a))"function"===s?r<=o&&o<=r+a.length&&(a.textContent=t(a.textContent)):"string"===s&&(n=t.substring(r,r+a.length))!==a.textContent&&(a.textContent=n),r+=a.length;else if(a&&a.childNodes)for(i=a.childNodes.length;i--;)l.push(a.childNodes[i]);i=b.getEditableCaret(e),b.setEditableCaret(e,i.start,i.start)},y.fn.keyboard=function(e){return this.each(function(){y(this).data("keyboard")||new y.keyboard(this,e)})},y.fn.getkeyboard=function(){return this.data("keyboard")},y.fn.caret=function(t,a,e){if(void 0===this[0]||this.is(":hidden")||"hidden"===this.css("visibility")||!/(INPUT|TEXTAREA)/.test(this[0].nodeName))return this;var i,n,s,o,r,l=this,c=l[0],d=c.ownerDocument.selection,u=c.scrollTop,p=!1,h=!0;try{p="selectionStart"in c}catch(e){h=!1}return h&&void 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\ No newline at end of file
diff --git a/js/jquery.keyboard.extension-all.js b/js/jquery.keyboard.extension-all.js
index a6cb8f94..7e2b830f 100644
--- a/js/jquery.keyboard.extension-all.js
+++ b/js/jquery.keyboard.extension-all.js
@@ -4,7 +4,7 @@
 ██  ██ ██  ██   ██  ██ ██  ██   ██     ██ ██ ██ ██  ██ ██  ██ ██ ██▀▀   ▀▀▀▀██
 █████▀ ▀████▀   ██  ██ ▀████▀   ██     ██ ██ ██ ▀████▀ █████▀ ██ ██     █████▀
 */
-/*! jQuery UI Virtual Keyboard (1.28.5) - ALL Extensions + Mousewheel */
+/*! jQuery UI Virtual Keyboard (1.28.6) - ALL Extensions + Mousewheel */
 /*! jQuery UI Virtual Keyboard Alt Key Popup v2.0.0 *//*
  * for Keyboard v1.18+ only (2018-04-19)
  *
@@ -1983,7 +1983,9 @@ $.keyboard = $.keyboard || {};
 							base.showSet();
 							// Alt key will shift focus to the menu - doesn't work in Windows
 							setTimeout( function() {
-								base.$preview.focus();
+								if (base.$preview) {
+									base.$preview.focus();
+								}
 							}, 200 );
 							return;
 						}
diff --git a/js/jquery.keyboard.js b/js/jquery.keyboard.js
index 7240225c..416b8fb7 100644
--- a/js/jquery.keyboard.js
+++ b/js/jquery.keyboard.js
@@ -1,4 +1,4 @@
-/*! jQuery UI Virtual Keyboard v1.28.5 *//*
+/*! jQuery UI Virtual Keyboard v1.28.6 *//*
 Author: Jeremy Satterfield
 Maintained: Rob Garrison (Mottie on github)
 Licensed under the MIT License
@@ -42,7 +42,7 @@ http://www.opensource.org/licenses/mit-license.php
 	var $keyboard = $.keyboard = function (el, options) {
 	var o, base = this;
 
-	base.version = '1.28.5';
+	base.version = '1.28.6';
 
 	// Access to jQuery and DOM versions of element
 	base.$el = $(el);
diff --git a/keyboard.jquery.json b/keyboard.jquery.json
index 5f29a582..65cbba07 100644
--- a/keyboard.jquery.json
+++ b/keyboard.jquery.json
@@ -1,7 +1,7 @@
 {
   "name": "keyboard",
   "title": "Keyboard",
-  "version": "1.28.5",
+  "version": "1.28.6",
   "description": "Virtual Keyboard using jQuery UI",
   "author": {
     "name": "Jeremy Satterfield",
diff --git a/package.json b/package.json
index 72d98ec7..1d5b26c6 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "virtual-keyboard",
   "title": "Keyboard",
   "description": "Virtual Keyboard using jQuery UI",
-  "version": "1.28.5",
+  "version": "1.28.6",
   "author": {
     "name": "Jeremy Satterfield",
     "url": "https://github.com/jsatt"