diff --git a/Gruntfile.js b/Gruntfile.js
index 2b3d4941e..3cadb09b0 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -17,6 +17,7 @@ module.exports = function (grunt) {
             'src/js/selection.js',
             'src/js/button.js',
             'src/js/paste.js',
+            'src/js/extension-anchor.js',
             'src/js/core.js'
         ];
 
diff --git a/dist/js/medium-editor.js b/dist/js/medium-editor.js
index 92211b7da..c5e990b04 100644
--- a/dist/js/medium-editor.js
+++ b/dist/js/medium-editor.js
@@ -406,6 +406,10 @@ var DefaultButton,
             action: 'underline',
             aria: 'underline',
             tagNames: ['u'],
+            style: {
+                prop: 'text-decoration',
+                value: 'underline'
+            },
             useQueryState: true,
             contentDefault: '<b><u>U</u></b>',
             contentFA: '<i class="fa fa-underline"></i>'
@@ -415,6 +419,10 @@ var DefaultButton,
             action: 'strikethrough',
             aria: 'strike through',
             tagNames: ['strike'],
+            style: {
+                prop: 'text-decoration',
+                value: 'line-through'
+            },
             useQueryState: true,
             contentDefault: '<s>A</s>',
             contentFA: '<i class="fa fa-strikethrough"></i>'
@@ -675,7 +683,8 @@ var DefaultButton,
         shouldActivate: function (node) {
             var isMatch = false,
                 tagNames = this.getTagNames(),
-                styleVals;
+                styleVals,
+                computedStyle;
             if (this.knownState === false || this.knownState === true) {
                 return this.knownState;
             }
@@ -686,10 +695,10 @@ var DefaultButton,
 
             if (!isMatch && this.options.style) {
                 styleVals = this.options.style.value.split('|');
+                computedStyle = this.base.options.contentWindow.getComputedStyle(node, null).getPropertyValue(this.options.style.prop);
                 styleVals.forEach(function (val) {
-                    this.knownState = isMatch = (this.base.options.contentWindow.getComputedStyle(node, null).getPropertyValue(this.options.style.prop).indexOf(val) !== -1);
-                    if (this.knownState) {
-                        return false;
+                    if (!this.knownState) {
+                        this.knownState = isMatch = (computedStyle.indexOf(val) !== -1);
                     }
                 }.bind(this));
             }
@@ -926,6 +935,209 @@ var pasteHandler;
     };
 }(window, document));
 
+var AnchorExtension;
+
+(function (window, document) {
+    'use strict';
+
+    AnchorExtension = function (instance) {
+        this.base = instance;
+    };
+
+    AnchorExtension.prototype = {
+
+        getForm: function () {
+            if (!this.anchorForm) {
+                this.anchorForm = this.createForm();
+            }
+            return this.anchorForm;
+        },
+
+        getInput: function () {
+            return this.getForm().querySelector('input.medium-editor-toolbar-input');
+        },
+
+        deactivate: function () {
+            if (!this.anchorForm) {
+                return false;
+            }
+
+            if (this.anchorForm.parentNode) {
+                this.anchorForm.parentNode.removeChild(this.anchorForm);
+            }
+
+            delete this.anchorForm;
+        },
+
+        doLinkCreation: function () {
+            var button = null,
+                target,
+                targetCheckbox = this.getForm().querySelector('.medium-editor-toolbar-anchor-target'),
+                buttonCheckbox = this.getForm().querySelector('.medium-editor-toolbar-anchor-button');
+
+            if (targetCheckbox && targetCheckbox.checked) {
+                target = "_blank";
+            } else {
+                target = "_self";
+            }
+
+            if (buttonCheckbox && buttonCheckbox.checked) {
+                button = this.base.options.anchorButtonClass;
+            }
+
+            this.base.createLink(this.getInput(), target, button);
+        },
+
+        doFormCancel: function () {
+            this.base.showToolbarActions();
+            this.base.restoreSelection();
+        },
+
+        handleOutsideInteraction: function (event) {
+            if (event.target !== this.getForm() &&
+                    !mediumEditorUtil.isDescendant(this.getForm(), event.target) &&
+                    !mediumEditorUtil.isDescendant(this.base.toolbarActions, event.target)) {
+                this.base.keepToolbarAlive = false;
+                this.base.checkSelection();
+            }
+        },
+
+        createForm: function () {
+            var doc = this.base.options.ownerDocument,
+                form = doc.createElement('div'),
+                input = doc.createElement('input'),
+                close = doc.createElement('a'),
+                save = doc.createElement('a'),
+                target,
+                target_label,
+                button,
+                button_label;
+
+            // Anchor Form (div)
+            form.className = 'medium-editor-toolbar-form';
+            form.id = 'medium-editor-toolbar-form-anchor-' + this.base.id;
+
+            // Handle clicks on the form itself
+            this.base.on(form, 'click', function (event) {
+                event.stopPropagation();
+                this.base.keepToolbarAlive = true;
+            }.bind(this));
+
+            // Add url textbox
+            input.setAttribute('type', 'text');
+            input.className = 'medium-editor-toolbar-input';
+            input.setAttribute('placeholder', this.base.options.anchorInputPlaceholder);
+            form.appendChild(input);
+
+            // Handle typing in the textbox
+            this.base.on(input, 'keyup', function (event) {
+                // For ENTER -> create the anchor
+                if (event.keyCode === mediumEditorUtil.keyCode.ENTER) {
+                    event.preventDefault();
+                    this.doLinkCreation();
+                    return;
+                }
+
+                // For ESCAPE -> close the form
+                if (event.keyCode === mediumEditorUtil.keyCode.ESCAPE) {
+                    event.preventDefault();
+                    this.doFormCancel();
+                }
+            }.bind(this));
+
+            // Handle clicks into the textbox
+            this.base.on(input, 'click', function (event) {
+                // make sure not to hide form when cliking into the input
+                event.stopPropagation();
+                this.base.keepToolbarAlive = true;
+            }.bind(this));
+
+            // Add save buton
+            save.setAttribute('href', '#');
+            save.className = 'medium-editor-toobar-save';
+            save.innerHTML = '&#10003;';
+            form.appendChild(save);
+
+            // Handle save button clicks (capture)
+            this.base.on(save, 'click', function (event) {
+                // Clicking Save -> create the anchor
+                event.preventDefault();
+                this.doLinkCreation();
+            }.bind(this), true);
+
+            // Add close button
+            close.setAttribute('href', '#');
+            close.className = 'medium-editor-toobar-close';
+            close.innerHTML = '&times;';
+            form.appendChild(close);
+
+            // Handle close button clicks
+            this.base.on(close, 'click', function (event) {
+                // Click Close -> close the form
+                event.preventDefault();
+                this.doFormCancel();
+            }.bind(this));
+
+            // (Optional) Add 'open in new window' checkbox
+            if (this.base.options.anchorTarget) {
+                target = doc.createElement('input');
+                target.setAttribute('type', 'checkbox');
+                target.className = 'medium-editor-toolbar-anchor-target';
+
+                target_label = doc.createElement('label');
+                target_label.innerHTML = this.base.options.anchorInputCheckboxLabel;
+                target_label.insertBefore(target, target_label.firstChild);
+
+                form.appendChild(target_label);
+            }
+
+            // (Optional) Add 'add button class to anchor' checkbox
+            if (this.base.options.anchorButton) {
+                button = doc.createElement('input');
+                button.setAttribute('type', 'checkbox');
+                button.className = 'medium-editor-toolbar-anchor-button';
+
+                button_label = doc.createElement('label');
+                button_label.innerHTML = "Button";
+                button_label.insertBefore(button, button_label.firstChild);
+
+                form.appendChild(button_label);
+            }
+
+            // Handle click (capture) & focus (capture) outside of the form
+            this.base.on(doc.body, 'click', this.handleOutsideInteraction.bind(this), true);
+            this.base.on(doc.body, 'focus', this.handleOutsideInteraction.bind(this), true);
+
+            return form;
+        },
+
+        focus: function (value) {
+            var input = this.getInput();
+            input.focus();
+            input.value = value || '';
+        },
+
+        hideForm: function () {
+            this.getForm().style.display = 'none';
+        },
+
+        showForm: function () {
+            this.getForm().style.display = 'block';
+        },
+
+        isDisplayed: function () {
+            return this.getForm().style.display === 'block';
+        },
+
+        isClickIntoForm: function (event) {
+            return (event &&
+                event.type &&
+                event.type.toLowerCase() === 'blur' &&
+                event.relatedTarget &&
+                event.relatedTarget === this.getInput());
+        }
+    };
+}(window, document));
 function MediumEditor(elements, options) {
     'use strict';
     return this.init(elements, options);
@@ -936,7 +1148,8 @@ function MediumEditor(elements, options) {
 
     MediumEditor.statics = {
         ButtonsData: ButtonsData,
-        DefaultButton: DefaultButton
+        DefaultButton: DefaultButton,
+        AnchorExtension: AnchorExtension
     };
 
     MediumEditor.prototype = {
@@ -1102,7 +1315,6 @@ function MediumEditor(elements, options) {
             if (addToolbar) {
                 this.initToolbar()
                     .bindButtons()
-                    .bindAnchorForm()
                     .bindAnchorPreview();
             }
             return this;
@@ -1457,13 +1669,6 @@ function MediumEditor(elements, options) {
             this.toolbarActions = this.toolbar.querySelector('.medium-editor-toolbar-actions');
             this.anchorPreview = this.createAnchorPreview();
 
-            if (!this.options.disableAnchorForm) {
-                this.anchorForm = this.toolbar.querySelector('.medium-editor-toolbar-form');
-                this.anchorInput = this.anchorForm.querySelector('input.medium-editor-toolbar-input');
-                this.anchorTarget = this.anchorForm.querySelector('input.medium-editor-toolbar-anchor-target');
-                this.anchorButton = this.anchorForm.querySelector('input.medium-editor-toolbar-anchor-button');
-            }
-
             this.addExtensionForms();
 
             return this;
@@ -1482,7 +1687,8 @@ function MediumEditor(elements, options) {
 
             toolbar.appendChild(this.toolbarButtons());
             if (!this.options.disableAnchorForm) {
-                toolbar.appendChild(this.toolbarFormAnchor());
+                this.anchorExtension = new AnchorExtension(this);
+                toolbar.appendChild(this.anchorExtension.getForm());
             }
             this.options.elementsContainer.appendChild(toolbar);
             return toolbar;
@@ -1530,58 +1736,6 @@ function MediumEditor(elements, options) {
             }.bind(this));
         },
 
-        toolbarFormAnchor: function () {
-            var anchor = this.options.ownerDocument.createElement('div'),
-                input = this.options.ownerDocument.createElement('input'),
-                target_label = this.options.ownerDocument.createElement('label'),
-                target = this.options.ownerDocument.createElement('input'),
-                button_label = this.options.ownerDocument.createElement('label'),
-                button = this.options.ownerDocument.createElement('input'),
-                close = this.options.ownerDocument.createElement('a'),
-                save = this.options.ownerDocument.createElement('a');
-
-            close.setAttribute('href', '#');
-            close.className = 'medium-editor-toobar-close';
-            close.innerHTML = '&times;';
-
-            save.setAttribute('href', '#');
-            save.className = 'medium-editor-toobar-save';
-            save.innerHTML = '&#10003;';
-
-            input.setAttribute('type', 'text');
-            input.className = 'medium-editor-toolbar-input';
-            input.setAttribute('placeholder', this.options.anchorInputPlaceholder);
-
-
-            target.setAttribute('type', 'checkbox');
-            target.className = 'medium-editor-toolbar-anchor-target';
-            target_label.innerHTML = this.options.anchorInputCheckboxLabel;
-            target_label.insertBefore(target, target_label.firstChild);
-
-            button.setAttribute('type', 'checkbox');
-            button.className = 'medium-editor-toolbar-anchor-button';
-            button_label.innerHTML = "Button";
-            button_label.insertBefore(button, button_label.firstChild);
-
-
-            anchor.className = 'medium-editor-toolbar-form';
-            anchor.id = 'medium-editor-toolbar-form-anchor-' + this.id;
-            anchor.appendChild(input);
-
-            anchor.appendChild(save);
-            anchor.appendChild(close);
-
-            if (this.options.anchorTarget) {
-                anchor.appendChild(target_label);
-            }
-
-            if (this.options.anchorButton) {
-                anchor.appendChild(button_label);
-            }
-
-            return anchor;
-        },
-
         bindSelect: function () {
             var self = this,
                 i,
@@ -1589,7 +1743,7 @@ function MediumEditor(elements, options) {
 
             this.checkSelectionWrapper = function (e) {
                 // Do not close the toolbar when bluring the editable area and clicking into the anchor form
-                if (!self.options.disableAnchorForm && e && self.clickingIntoArchorForm(e)) {
+                if (e && this.anchorExtension && this.anchorExtension.isClickIntoForm(e)) {
                     return false;
                 }
 
@@ -1730,7 +1884,7 @@ function MediumEditor(elements, options) {
 
                     if (!this.options.staticToolbar) {
                         this.hideToolbarActions();
-                    } else if (this.anchorForm && this.anchorForm.style.display === 'block') {
+                    } else if (this.anchorExtension && this.anchorExtension.isDisplayed()) {
                         this.setToolbarButtonStates();
                         this.showToolbarActions();
                     }
@@ -1749,16 +1903,6 @@ function MediumEditor(elements, options) {
             return this;
         },
 
-        clickingIntoArchorForm: function (e) {
-            var self = this;
-
-            if (e.type && e.type.toLowerCase() === 'blur' && e.relatedTarget && e.relatedTarget === self.anchorInput) {
-                return true;
-            }
-
-            return false;
-        },
-
         hasMultiParagraphs: function () {
             var selectionHtml = meSelection.getSelectionHtml.call(this).replace(/<[\S]+><\/[\S]+>/gim, ''),
                 hasMultiParagraphs = selectionHtml.match(/<(p|h[0-6]|blockquote)>([\s\S]*?)<\/(p|h[0-6]|blockquote)>/g);
@@ -2050,8 +2194,8 @@ function MediumEditor(elements, options) {
             if (selectedParentElement.tagName &&
                     selectedParentElement.tagName.toLowerCase() === 'a') {
                 this.options.ownerDocument.execCommand('unlink', false, null);
-            } else if (this.anchorForm) {
-                if (this.anchorForm.style.display === 'block') {
+            } else if (this.anchorExtension) {
+                if (this.anchorExtension.isDisplayed()) {
                     this.showToolbarActions();
                 } else {
                     this.showAnchorForm();
@@ -2120,8 +2264,8 @@ function MediumEditor(elements, options) {
 
         showToolbarActions: function () {
             var self = this;
-            if (this.anchorForm) {
-                this.anchorForm.style.display = 'none';
+            if (this.anchorExtension) {
+                this.anchorExtension.hideForm();
             }
             this.toolbarActions.style.display = 'block';
             this.keepToolbarAlive = false;
@@ -2223,100 +2367,16 @@ function MediumEditor(elements, options) {
         },
 
         showAnchorForm: function (link_value) {
-            if (!this.anchorForm) {
+            if (!this.anchorExtension) {
                 return;
             }
 
             this.toolbarActions.style.display = 'none';
             this.saveSelection();
-            this.anchorForm.style.display = 'block';
+            this.anchorExtension.showForm();
             this.setToolbarPosition();
             this.keepToolbarAlive = true;
-            this.anchorInput.focus();
-            this.anchorInput.value = link_value || '';
-        },
-
-        bindAnchorForm: function () {
-            if (!this.anchorForm) {
-                return this;
-            }
-
-            var linkCancel = this.anchorForm.querySelector('a.medium-editor-toobar-close'),
-                linkSave = this.anchorForm.querySelector('a.medium-editor-toobar-save'),
-                self = this;
-
-            this.on(this.anchorForm, 'click', function (e) {
-                e.stopPropagation();
-                self.keepToolbarAlive = true;
-            });
-
-            this.on(this.anchorInput, 'keyup', function (e) {
-                var button = null,
-                    target;
-
-                if (e.keyCode === mediumEditorUtil.keyCode.ENTER) {
-                    e.preventDefault();
-                    if (self.options.anchorTarget && self.anchorTarget.checked) {
-                        target = "_blank";
-                    } else {
-                        target = "_self";
-                    }
-
-                    if (self.options.anchorButton && self.anchorButton.checked) {
-                        button = self.options.anchorButtonClass;
-                    }
-
-                    self.createLink(this, target, button);
-                } else if (e.keyCode === mediumEditorUtil.keyCode.ESCAPE) {
-                    e.preventDefault();
-                    self.showToolbarActions();
-                    self.restoreSelection();
-                }
-            });
-
-            this.on(linkSave, 'click', function (e) {
-                var button = null,
-                    target;
-                e.preventDefault();
-                if (self.options.anchorTarget && self.anchorTarget.checked) {
-                    target = "_blank";
-                } else {
-                    target = "_self";
-                }
-
-                if (self.options.anchorButton && self.anchorButton.checked) {
-                    button = self.options.anchorButtonClass;
-                }
-
-                self.createLink(self.anchorInput, target, button);
-            }, true);
-
-            this.on(this.anchorInput, 'click', function (e) {
-                // make sure not to hide form when cliking into the input
-                e.stopPropagation();
-                self.keepToolbarAlive = true;
-            });
-
-            // Hide the anchor form when focusing outside of it.
-            this.on(this.options.ownerDocument.body, 'click', function (e) {
-                if (e.target !== self.anchorForm && !mediumEditorUtil.isDescendant(self.anchorForm, e.target) && !mediumEditorUtil.isDescendant(self.toolbarActions, e.target)) {
-                    self.keepToolbarAlive = false;
-                    self.checkSelection();
-                }
-            }, true);
-            this.on(this.options.ownerDocument.body, 'focus', function (e) {
-                if (e.target !== self.anchorForm && !mediumEditorUtil.isDescendant(self.anchorForm, e.target) && !mediumEditorUtil.isDescendant(self.toolbarActions, e.target)) {
-                    self.keepToolbarAlive = false;
-                    self.checkSelection();
-                }
-            }, true);
-
-            this.on(linkCancel, 'click', function (e) {
-                e.preventDefault();
-                self.showToolbarActions();
-                self.restoreSelection();
-            });
-            return this;
+            this.anchorExtension.focus(link_value);
         },
 
         hideAnchorPreview: function () {
@@ -2433,7 +2493,7 @@ function MediumEditor(elements, options) {
                 sel.removeAllRanges();
                 sel.addRange(range);
                 // Using setTimeout + options.delay because:
-                // We may actually be displaying the anchor preview, which should be controlled by options.delay
+                // We may actually be displaying the anchor form, which should be controlled by options.delay
                 this.delay(function () {
                     if (self.activeAnchor) {
                         self.showAnchorForm(self.activeAnchor.attributes.href.value);
@@ -2619,6 +2679,10 @@ function MediumEditor(elements, options) {
                 }
             }.bind(this));
 
+            if (this.anchorExtension) {
+                this.anchorExtension.deactivate();
+            }
+
             this.removeAllEvents();
         },
 
diff --git a/dist/js/medium-editor.min.js b/dist/js/medium-editor.min.js
index 7d1630b78..dc10b789f 100644
--- a/dist/js/medium-editor.min.js
+++ b/dist/js/medium-editor.min.js
@@ -1,2 +1,2 @@
-!function(a,b){"use strict";"object"==typeof module?module.exports=b:"function"==typeof define&&define.amd?define(b):a.MediumEditor=b}(this,function(){"use strict";function a(a,b){return this.init(a,b)}var b;!function(a){b={isIE:"Microsoft Internet Explorer"===navigator.appName||"Netscape"===navigator.appName&&null!==new RegExp("Trident/.*rv:([0-9]{1,}[.0-9]{0,})").exec(navigator.userAgent),keyCode:{BACKSPACE:8,TAB:9,ENTER:13,ESCAPE:27,SPACE:32,DELETE:46},parentElements:["p","h1","h2","h3","h4","h5","h6","blockquote","pre"],extend:function(a,b){var c;if(void 0===a)return b;for(c in b)b.hasOwnProperty(c)&&a.hasOwnProperty(c)===!1&&(a[c]=b[c]);return a},findAdjacentTextNodeWithContent:function(a,b,c){var d,e=!1,f=c.createNodeIterator(a,NodeFilter.SHOW_TEXT,null,!1);for(d=f.nextNode();d;){if(d===b)e=!0;else if(e&&3===d.nodeType&&d.nodeValue&&d.nodeValue.trim().length>0)break;d=f.nextNode()}return d},isDescendant:function(a,b){for(var c=b.parentNode;null!==c;){if(c===a)return!0;c=c.parentNode}return!1},isElement:function(a){return!(!a||1!==a.nodeType)},now:function(){return Date.now||(new Date).getTime()},throttle:function(a,c){var d,e,f,g,h=50,i=null,j=0;return c||0===c||(c=h),g=function(){j=b.now(),i=null,f=a.apply(d,e),i||(d=e=null)},function(){var h=b.now(),k=c-(h-j);return d=this,e=arguments,0>=k||k>c?(clearTimeout(i),i=null,j=h,f=a.apply(d,e),i||(d=e=null)):i||(i=setTimeout(g,k)),f}},traverseUp:function(a,b){do{if(1===a.nodeType){if(b(a))return a;if(a.getAttribute("data-medium-element"))return!1}a=a.parentNode}while(a);return!1},htmlEntities:function(a){return String(a).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;")},insertHTMLCommand:function(b,c){var d,e,f,g,h,i;if(b.queryCommandSupported("insertHTML"))try{return b.execCommand("insertHTML",!1,c)}catch(j){}if(d=a.getSelection(),d.getRangeAt&&d.rangeCount){for(e=d.getRangeAt(0),e.deleteContents(),f=b.createElement("div"),f.innerHTML=c,g=b.createDocumentFragment();f.firstChild;)h=f.firstChild,i=g.appendChild(h);e.insertNode(g),i&&(e=e.cloneRange(),e.setStartAfter(i),e.collapse(!0),d.removeAllRanges(),d.addRange(e))}},setTargetBlank:function(a){var b;if("a"===a.tagName.toLowerCase())a.target="_blank";else for(a=a.getElementsByTagName("a"),b=0;b<a.length;b+=1)a[b].target="_blank"},isListItemChild:function(a){for(var b=a.parentNode,c=b.tagName.toLowerCase();-1===this.parentElements.indexOf(c)&&"div"!==c;){if("li"===c)return!0;if(b=b.parentNode,!b||!b.tagName)return!1;c=b.tagName.toLowerCase()}return!1}}}(window,document);var c;!function(a){c={getSelectionStart:function(a){var b=a.getSelection().anchorNode,c=b&&3===b.nodeType?b.parentNode:b;return c},findMatchingSelectionParent:function(a,c){var d,e,f=c.getSelection();return 0===f.rangeCount?!1:(d=f.getRangeAt(0),e=d.commonAncestorContainer,b.traverseUp(e,a))},getSelectionElement:function(a){return this.findMatchingSelectionParent(function(a){return a.getAttribute("data-medium-element")},a)},selectionInContentEditableFalse:function(a){return this.findMatchingSelectionParent(function(a){return a&&"#text"!==a.nodeName&&"false"===a.getAttribute("contenteditable")},a)},getSelectionHtml:function(){var a,b,c,d,e="";if(void 0!==this.options.contentWindow.getSelection){if(b=this.options.contentWindow.getSelection(),b.rangeCount){for(d=this.options.ownerDocument.createElement("div"),a=0,c=b.rangeCount;c>a;a+=1)d.appendChild(b.getRangeAt(a).cloneContents());e=d.innerHTML}}else void 0!==this.options.ownerDocument.selection&&"Text"===this.options.ownerDocument.selection.type&&(e=this.options.ownerDocument.selection.createRange().htmlText);return e},getCaretOffsets:function(b,c){var d,e;return c||(c=a.getSelection().getRangeAt(0)),d=c.cloneRange(),e=c.cloneRange(),d.selectNodeContents(b),d.setEnd(c.endContainer,c.endOffset),e.selectNodeContents(b),e.setStart(c.endContainer,c.endOffset),{left:d.toString().length,right:e.toString().length}},rangeSelectsSingleNode:function(a){var b=a.startContainer;return b===a.endContainer&&b.hasChildNodes()&&a.endOffset===a.startOffset+1},getSelectedParentElement:function(a){var b=null;return b=this.rangeSelectsSingleNode(a)&&3!==a.startContainer.childNodes[a.startOffset].nodeType?a.startContainer.childNodes[a.startOffset]:3===a.startContainer.nodeType?a.startContainer.parentNode:a.startContainer},getSelectionData:function(a){var c;for(a&&a.tagName&&(c=a.tagName.toLowerCase());a&&-1===b.parentElements.indexOf(c);)a=a.parentNode,a&&a.tagName&&(c=a.tagName.toLowerCase());return{el:a,tagName:c}}}}(document,window);var 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a=this.options.ownerDocument.createElement("div"),b=this.options.ownerDocument.createElement("input"),c=this.options.ownerDocument.createElement("label"),d=this.options.ownerDocument.createElement("input"),e=this.options.ownerDocument.createElement("label"),f=this.options.ownerDocument.createElement("input"),g=this.options.ownerDocument.createElement("a"),h=this.options.ownerDocument.createElement("a");return g.setAttribute("href","#"),g.className="medium-editor-toobar-close",g.innerHTML="&times;",h.setAttribute("href","#"),h.className="medium-editor-toobar-save",h.innerHTML="&#10003;",b.setAttribute("type","text"),b.className="medium-editor-toolbar-input",b.setAttribute("placeholder",this.options.anchorInputPlaceholder),d.setAttribute("type","checkbox"),d.className="medium-editor-toolbar-anchor-target",c.innerHTML=this.options.anchorInputCheckboxLabel,c.insertBefore(d,c.firstChild),f.setAttribute("type","checkbox"),f.className="medium-editor-toolbar-anchor-button",e.innerHTML="Button",e.insertBefore(f,e.firstChild),a.className="medium-editor-toolbar-form",a.id="medium-editor-toolbar-form-anchor-"+this.id,a.appendChild(b),a.appendChild(h),a.appendChild(g),this.options.anchorTarget&&a.appendChild(c),this.options.anchorButton&&a.appendChild(e),a},bindSelect:function(){var a,b,c=this;for(this.checkSelectionWrapper=function(a){return!c.options.disableAnchorForm&&a&&c.clickingIntoArchorForm(a)?!1:void c.checkSelection()},b=function(a){setTimeout(function(){this.checkSelectionWrapper(a)}.bind(this),0)}.bind(this),this.on(this.options.ownerDocument.documentElement,"mouseup",this.checkSelectionWrapper),a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"keyup",this.checkSelectionWrapper),this.on(this.elements[a],"blur",this.checkSelectionWrapper),this.on(this.elements[a],"click",b);return this},insertHTML:function(a){var b,c,d,e,f,g;if(this.options.ownerDocument.queryCommandSupported("insertHTML"))try{return this.options.ownerDocument.execCommand("insertHTML",!1,a)}catch(h){}if(b=window.getSelection(),b.getRangeAt&&b.rangeCount){for(c=b.getRangeAt(0),c.deleteContents(),d=this.options.ownerDocument.createElement("div"),d.innerHTML=a,e=this.options.ownerDocument.createDocumentFragment();d.firstChild;)f=d.firstChild,g=e.appendChild(f);c.insertNode(e),g&&(c=c.cloneRange(),c.setStartAfter(g),c.collapse(!0),b.removeAllRanges(),b.addRange(c))}},bindDragDrop:function(){var a,c,d,e,f,g=this;if(!g.options.imageDragging)return this;for(c="medium-editor-dragover",d=function(a){a.preventDefault(),a.dataTransfer.dropEffect="copy","dragover"===a.type?this.classList.add(c):this.classList.remove(c)},e=function(a){var d;a.preventDefault(),a.stopPropagation(),d=Array.prototype.slice.call(a.dataTransfer.files,0),d.some(function(a){if(a.type.match("image")){var c,d;c=new FileReader,c.readAsDataURL(a),d="medium-img-"+ +new Date,b.insertHTMLCommand(g.options.ownerDocument,'<img class="medium-image-loading" id="'+d+'" />'),c.onload=function(){var a=document.getElementById(d);a&&(a.removeAttribute("id"),a.removeAttribute("class"),a.src=c.result)}}}),this.classList.remove(c)},a=0;a<this.elements.length;a+=1)f=this.elements[a],this.on(f,"dragover",d),this.on(f,"dragleave",d),this.on(f,"drop",e);return this},stopSelectionUpdates:function(){this.preventSelectionUpdates=!0},startSelectionUpdates:function(){this.preventSelectionUpdates=!1},checkSelection:function(){var a,b;return this.preventSelectionUpdates||this.keepToolbarAlive===!0||this.options.disableToolbar||(a=this.options.contentWindow.getSelection(),!this.options.updateOnEmptySelection&&""===a.toString().trim()||this.options.allowMultiParagraphSelection===!1&&this.hasMultiParagraphs()||c.selectionInContentEditableFalse(this.options.contentWindow)?this.options.staticToolbar?this.anchorForm&&"block"===this.anchorForm.style.display&&(this.setToolbarButtonStates(),this.showToolbarActions()):this.hideToolbarActions():(b=c.getSelectionElement(this.options.contentWindow),!b||b.getAttribute("data-disable-toolbar")?this.options.staticToolbar||this.hideToolbarActions():this.checkSelectionElement(a,b))),this},clickingIntoArchorForm:function(a){var b=this;return a.type&&"blur"===a.type.toLowerCase()&&a.relatedTarget&&a.relatedTarget===b.anchorInput?!0:!1},hasMultiParagraphs:function(){var a=c.getSelectionHtml.call(this).replace(/<[\S]+><\/[\S]+>/gim,""),b=a.match(/<(p|h[0-6]|blockquote)>([\s\S]*?)<\/(p|h[0-6]|blockquote)>/g);return b?b.length:0},checkSelectionElement:function(a,d){var e,f,g,h=0;if(this.selection=a,this.selectionRange=this.selection.getRangeAt(0),this.options.standardizeSelectionStart&&this.selectionRange.startContainer.nodeValue&&this.selectionRange.startOffset===this.selectionRange.startContainer.nodeValue.length&&(f=b.findAdjacentTextNodeWithContent(c.getSelectionElement(this.options.contentWindow),this.selectionRange.startContainer,this.options.ownerDocument))){for(h=0;0===f.nodeValue.substr(h,1).trim().length;)h+=1;g=this.options.ownerDocument.createRange(),g.setStart(f,h),g.setEnd(this.selectionRange.endContainer,this.selectionRange.endOffset),this.selection.removeAllRanges(),this.selection.addRange(g),this.selectionRange=g}for(e=0;e<this.elements.length;e+=1)if(this.elements[e]===d)return void this.setToolbarButtonStates().setToolbarPosition().showToolbarActions();this.options.staticToolbar||this.hideToolbarActions()},setToolbarPosition:function(){var a,b,c,d=this.options.ownerDocument.documentElement&&this.options.ownerDocument.documentElement.scrollTop||this.options.ownerDocument.body.scrollTop,e=this.elements[0],f=e.getBoundingClientRect(),g=f.top+d,h=50,i=this.options.contentWindow.getSelection(),j=this.options.diffLeft-this.toolbar.offsetWidth/2,k=this.toolbar.offsetWidth/2,l=f.left+f.width/2;return null===i.focusNode?this:(this.showToolbar(),this.options.staticToolbar?(this.options.stickyToolbar?d>g+this.elements[0].offsetHeight-this.toolbar.offsetHeight?this.toolbar.style.top=g+this.elements[0].offsetHeight+"px":d>g-this.toolbar.offsetHeight?(this.toolbar.classList.add("sticky-toolbar"),this.toolbar.style.top="0px"):(this.toolbar.classList.remove("sticky-toolbar"),this.toolbar.style.top=g-this.toolbar.offsetHeight+"px"):this.toolbar.style.top=g-this.toolbar.offsetHeight+"px",this.toolbar.style.left=this.options.toolbarAlign?"left"===this.options.toolbarAlign?f.left+"px":"center"===this.options.toolbarAlign?l-k+"px":f.right-this.toolbar.offsetWidth+"px":l-k+"px"):i.isCollapsed||(a=i.getRangeAt(0),b=a.getBoundingClientRect(),c=(b.left+b.right)/2,b.top<h?(this.toolbar.classList.add("medium-toolbar-arrow-over"),this.toolbar.classList.remove("medium-toolbar-arrow-under"),this.toolbar.style.top=h+b.bottom-this.options.diffTop+this.options.contentWindow.pageYOffset-this.toolbar.offsetHeight+"px"):(this.toolbar.classList.add("medium-toolbar-arrow-under"),this.toolbar.classList.remove("medium-toolbar-arrow-over"),this.toolbar.style.top=b.top+this.options.diffTop+this.options.contentWindow.pageYOffset-this.toolbar.offsetHeight+"px"),this.toolbar.style.left=k>c?j+k+"px":this.options.contentWindow.innerWidth-c<k?this.options.contentWindow.innerWidth+j-k+"px":j+c+"px"),this.hideAnchorPreview(),this)},setToolbarButtonStates:function(){return this.commands.forEach(function(a){"function"==typeof a.deactivate&&a.deactivate()}.bind(this)),this.checkActiveButtons(),this},checkActiveButtons:function(){var a=Array.prototype.slice.call(this.elements),d=[],e=null,f=c.getSelectedParentElement(this.selectionRange),g=function(a){"function"==typeof a.checkState?a.checkState(f):"function"==typeof a.isActive&&!a.isActive()&&a.shouldActivate(f)&&a.activate()};
-for(this.commands.forEach(function(a){return"function"==typeof a.queryCommandState&&(e=a.queryCommandState(),null!==e)?void(e&&a.activate()):void d.push(a)});void 0!==f.tagName&&-1===b.parentElements.indexOf(f.tagName.toLowerCase)&&(this.activateButton(f.tagName.toLowerCase()),d.forEach(g.bind(this)),-1===a.indexOf(f));)f=f.parentNode},activateButton:function(a){var b=this.toolbar.querySelector('[data-element="'+a+'"]');null===b||b.classList.contains(this.options.activeButtonClass)||b.classList.add(this.options.activeButtonClass)},bindButtons:function(){return this.setFirstAndLastItems(this.toolbar.querySelectorAll("button")),this},setFirstAndLastItems:function(a){return a.length>0&&(a[0].className+=" "+this.options.firstButtonClass,a[a.length-1].className+=" "+this.options.lastButtonClass),this},execAction:function(a,b){a.indexOf("append-")>-1?(this.execFormatBlock(a.replace("append-","")),this.setToolbarPosition(),this.setToolbarButtonStates()):"anchor"===a?this.options.disableAnchorForm||this.triggerAnchorAction(b):"image"===a?this.options.ownerDocument.execCommand("insertImage",!1,this.options.contentWindow.getSelection()):(this.options.ownerDocument.execCommand(a,!1,null),this.setToolbarPosition(),0===a.indexOf("justify")&&this.setToolbarButtonStates())},showForm:function(a){this.toolbarActions.style.display="none",this.saveSelection();var b=document.getElementById(a);b.style.display="block",this.setToolbarPosition(),this.keepToolbarAlive=!0},hideForm:function(a){var b=document.getElementById(a.id);b.style.display="none",this.showToolbarActions(),this.setToolbarPosition(),this.restoreSelection()},rangeSelectsSingleNode:function(a){var b=a.startContainer;return b===a.endContainer&&b.hasChildNodes()&&a.endOffset===a.startOffset+1},getSelectedParentElement:function(){var a=null,b=this.selectionRange;return a=this.rangeSelectsSingleNode(b)&&3!==b.startContainer.childNodes[b.startOffset].nodeType?b.startContainer.childNodes[b.startOffset]:3===b.startContainer.nodeType?b.startContainer.parentNode:b.startContainer},triggerAnchorAction:function(){var a=c.getSelectedParentElement(this.selectionRange);return a.tagName&&"a"===a.tagName.toLowerCase()?this.options.ownerDocument.execCommand("unlink",!1,null):this.anchorForm&&("block"===this.anchorForm.style.display?this.showToolbarActions():this.showAnchorForm()),this},execFormatBlock:function(a){var d=c.getSelectionData(this.selection.anchorNode);if("blockquote"===a&&d.el&&"blockquote"===d.el.parentNode.tagName.toLowerCase())return this.options.ownerDocument.execCommand("outdent",!1,null);if(d.tagName===a&&(a="p"),b.isIE){if("blockquote"===a)return this.options.ownerDocument.execCommand("indent",!1,a);a="<"+a+">"}return this.options.ownerDocument.execCommand("formatBlock",!1,a)},isToolbarShown:function(){return this.toolbar&&this.toolbar.classList.contains("medium-editor-toolbar-active")},showToolbar:function(){this.toolbar&&!this.isToolbarShown()&&(this.toolbar.classList.add("medium-editor-toolbar-active"),this.onShowToolbar&&this.onShowToolbar())},hideToolbar:function(){this.isToolbarShown()&&(this.toolbar.classList.remove("medium-editor-toolbar-active"),this.onHideToolbar&&this.onHideToolbar())},hideToolbarActions:function(){this.commands.forEach(function(a){a.onHide&&"function"==typeof a.onHide&&a.onHide()}),this.keepToolbarAlive=!1,this.hideToolbar()},showToolbarActions:function(){var a=this;this.anchorForm&&(this.anchorForm.style.display="none"),this.toolbarActions.style.display="block",this.keepToolbarAlive=!1,this.delay(function(){a.showToolbar()})},saveSelection:function(){this.selectionState=null;var a,c,d,e=this.options.contentWindow.getSelection(),f=-1;e.rangeCount>0&&(a=e.getRangeAt(0),c=a.cloneRange(),this.elements.forEach(function(c,d){return c===a.startContainer||b.isDescendant(c,a.startContainer)?(f=d,!1):void 0}),f>-1&&(c.selectNodeContents(this.elements[f]),c.setEnd(a.startContainer,a.startOffset),d=c.toString().length,this.selectionState={start:d,end:d+a.toString().length,editableElementIndex:f}))},restoreSelection:function(){if(this.selectionState){var a,b,c,d,e=this.elements[this.selectionState.editableElementIndex],f=0,g=this.options.ownerDocument.createRange(),h=[e],i=!1,j=!1;for(g.setStart(e,0),g.collapse(!0),a=h.pop();!j&&a;){if(3===a.nodeType)d=f+a.length,!i&&this.selectionState.start>=f&&this.selectionState.start<=d&&(g.setStart(a,this.selectionState.start-f),i=!0),i&&this.selectionState.end>=f&&this.selectionState.end<=d&&(g.setEnd(a,this.selectionState.end-f),j=!0),f=d;else for(b=a.childNodes.length-1;b>=0;)h.push(a.childNodes[b]),b-=1;j||(a=h.pop())}c=this.options.contentWindow.getSelection(),c.removeAllRanges(),c.addRange(g)}},showAnchorForm:function(a){this.anchorForm&&(this.toolbarActions.style.display="none",this.saveSelection(),this.anchorForm.style.display="block",this.setToolbarPosition(),this.keepToolbarAlive=!0,this.anchorInput.focus(),this.anchorInput.value=a||"")},bindAnchorForm:function(){if(!this.anchorForm)return this;var a=this.anchorForm.querySelector("a.medium-editor-toobar-close"),c=this.anchorForm.querySelector("a.medium-editor-toobar-save"),d=this;return this.on(this.anchorForm,"click",function(a){a.stopPropagation(),d.keepToolbarAlive=!0}),this.on(this.anchorInput,"keyup",function(a){var c,e=null;a.keyCode===b.keyCode.ENTER?(a.preventDefault(),c=d.options.anchorTarget&&d.anchorTarget.checked?"_blank":"_self",d.options.anchorButton&&d.anchorButton.checked&&(e=d.options.anchorButtonClass),d.createLink(this,c,e)):a.keyCode===b.keyCode.ESCAPE&&(a.preventDefault(),d.showToolbarActions(),d.restoreSelection())}),this.on(c,"click",function(a){var b,c=null;a.preventDefault(),b=d.options.anchorTarget&&d.anchorTarget.checked?"_blank":"_self",d.options.anchorButton&&d.anchorButton.checked&&(c=d.options.anchorButtonClass),d.createLink(d.anchorInput,b,c)},!0),this.on(this.anchorInput,"click",function(a){a.stopPropagation(),d.keepToolbarAlive=!0}),this.on(this.options.ownerDocument.body,"click",function(a){a.target===d.anchorForm||b.isDescendant(d.anchorForm,a.target)||b.isDescendant(d.toolbarActions,a.target)||(d.keepToolbarAlive=!1,d.checkSelection())},!0),this.on(this.options.ownerDocument.body,"focus",function(a){a.target===d.anchorForm||b.isDescendant(d.anchorForm,a.target)||b.isDescendant(d.toolbarActions,a.target)||(d.keepToolbarAlive=!1,d.checkSelection())},!0),this.on(a,"click",function(a){a.preventDefault(),d.showToolbarActions(),d.restoreSelection()}),this},hideAnchorPreview:function(){this.anchorPreview.classList.remove("medium-editor-anchor-preview-active")},showAnchorPreview:function(a){if(this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||a.getAttribute("data-disable-preview"))return!0;var b,c,d=this,e=40,f=a.getBoundingClientRect(),g=(f.left+f.right)/2;return d.anchorPreview.querySelector("i").textContent=a.attributes.href.value,b=d.anchorPreview.offsetWidth/2,c=d.options.diffLeft-b,d.observeAnchorPreview(a),d.anchorPreview.classList.add("medium-toolbar-arrow-over"),d.anchorPreview.classList.remove("medium-toolbar-arrow-under"),d.anchorPreview.style.top=Math.round(e+f.bottom-d.options.diffTop+this.options.contentWindow.pageYOffset-d.anchorPreview.offsetHeight)+"px",d.anchorPreview.style.left=b>g?c+b+"px":this.options.contentWindow.innerWidth-g<b?this.options.contentWindow.innerWidth+c-b+"px":c+g+"px",this.anchorPreview&&!this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")&&this.anchorPreview.classList.add("medium-editor-anchor-preview-active"),this},observeAnchorPreview:function(a){var b=this,c=(new Date).getTime(),d=!0,e=function(){c=(new Date).getTime(),d=!0},f=function(a){a.relatedTarget&&/anchor-preview/.test(a.relatedTarget.className)||(d=!1)},g=setInterval(function(){if(d)return!0;var h=(new Date).getTime()-c;h>b.options.anchorPreviewHideDelay&&(b.hideAnchorPreview(),clearInterval(g),b.off(b.anchorPreview,"mouseover",e),b.off(b.anchorPreview,"mouseout",f),b.off(a,"mouseover",e),b.off(a,"mouseout",f))},200);this.on(b.anchorPreview,"mouseover",e),this.on(b.anchorPreview,"mouseout",f),this.on(a,"mouseover",e),this.on(a,"mouseout",f)},createAnchorPreview:function(){var a=this,b=this.options.ownerDocument.createElement("div");return b.id="medium-editor-anchor-preview-"+this.id,b.className="medium-editor-anchor-preview",b.innerHTML=this.anchorPreviewTemplate(),this.options.elementsContainer.appendChild(b),this.on(b,"click",function(){a.anchorPreviewClickHandler()}),b},anchorPreviewTemplate:function(){return'<div class="medium-editor-toolbar-anchor-preview" id="medium-editor-toolbar-anchor-preview">    <i class="medium-editor-toolbar-anchor-preview-inner"></i></div>'},anchorPreviewClickHandler:function(){if(!this.options.disableAnchorForm&&this.activeAnchor){var a=this,b=this.options.ownerDocument.createRange(),c=this.options.contentWindow.getSelection();b.selectNodeContents(a.activeAnchor),c.removeAllRanges(),c.addRange(b),this.delay(function(){a.activeAnchor&&a.showAnchorForm(a.activeAnchor.attributes.href.value),a.keepToolbarAlive=!1})}this.hideAnchorPreview()},editorAnchorObserver:function(a){var b=this,c=!0,d=function(){c=!1,b.off(b.activeAnchor,"mouseout",d)};if(a.target&&"a"===a.target.tagName.toLowerCase()){if(!/href=["']\S+["']/.test(a.target.outerHTML)||/href=["']#\S+["']/.test(a.target.outerHTML))return!0;if(this.isToolbarShown())return!0;this.activeAnchor=a.target,this.on(this.activeAnchor,"mouseout",d),this.delay(function(){c&&b.showAnchorPreview(a.target)})}},bindAnchorPreview:function(){var a,b=this;for(this.editorAnchorObserverWrapper=function(a){b.editorAnchorObserver(a)},a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"mouseover",this.editorAnchorObserverWrapper);return this},checkLinkFormat:function(a){var b=/^(https?|ftps?|rtmpt?):\/\/|mailto:/;return(b.test(a)?"":"http://")+a},setButtonClass:function(a){var b,d,e=c.getSelectionStart(this.options.ownerDocument),f=a.split(" ");if("a"===e.tagName.toLowerCase())for(d=0;d<f.length;d+=1)e.classList.add(f[d]);else for(e=e.getElementsByTagName("a"),b=0;b<e.length;b+=1)for(d=0;d<f.length;d+=1)e[b].classList.add(f[d])},createLink:function(a,b,c){var d,e;if(this.createLinkInternal(a.value,b,c),this.options.targetBlank||"_blank"===b||c)for(e=this.options.ownerDocument.createEvent("HTMLEvents"),e.initEvent("input",!0,!0,this.options.contentWindow),d=0;d<this.elements.length;d+=1)this.elements[d].dispatchEvent(e);this.checkSelection(),this.showToolbarActions(),a.value=""},createLinkInternal:function(a,d,e){return a&&0!==a.trim().length?(this.restoreSelection(),this.options.checkLinkFormat&&(a=this.checkLinkFormat(a)),this.options.ownerDocument.execCommand("createLink",!1,a),(this.options.targetBlank||"_blank"===d)&&b.setTargetBlank(c.getSelectionStart(this.options.ownerDocument)),void(e&&this.setButtonClass(e))):void this.hideToolbarActions()},positionToolbarIfShown:function(){this.isToolbarShown()&&this.setToolbarPosition()},bindWindowActions:function(){var a=this;return this.options.staticToolbar&&this.options.stickyToolbar&&this.on(this.options.contentWindow,"scroll",function(){a.positionToolbarIfShown()},!0),this.on(this.options.contentWindow,"resize",function(){a.handleResize()}),this.bindBlur(),this},activate:function(){this.isActive||this.setup()},deactivate:function(){var a;if(this.isActive){for(this.isActive=!1,void 0!==this.toolbar&&(this.options.elementsContainer.removeChild(this.anchorPreview),this.options.elementsContainer.removeChild(this.toolbar),delete this.toolbar,delete this.anchorPreview),a=0;a<this.elements.length;a+=1)this.elements[a].removeAttribute("contentEditable"),this.elements[a].removeAttribute("data-medium-element");this.commands.forEach(function(a){"function"==typeof a.deactivate&&a.deactivate()}.bind(this)),this.removeAllEvents()}},bindPaste:function(){var a,b=this;for(this.pasteWrapper=function(a){f.handlePaste(this,a,b.options)},a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"paste",this.pasteWrapper);return this},setPlaceholders:function(){return!this.options.disablePlaceholders&&this.elements&&this.elements.length&&this.elements.forEach(function(a){this.activatePlaceholder(a),this.on(a,"blur",this.placeholderWrapper.bind(this)),this.on(a,"keypress",this.placeholderWrapper.bind(this))}.bind(this)),this},cleanPaste:function(a){f.cleanPaste(a,this.options)},pasteHTML:function(a){f.pasteHTML(a,this.options.ownerDocument)}}}(),a}());
\ No newline at end of file
+!function(a,b){"use strict";"object"==typeof module?module.exports=b:"function"==typeof define&&define.amd?define(b):a.MediumEditor=b}(this,function(){"use strict";function a(a,b){return this.init(a,b)}var b;!function(a){b={isIE:"Microsoft Internet Explorer"===navigator.appName||"Netscape"===navigator.appName&&null!==new RegExp("Trident/.*rv:([0-9]{1,}[.0-9]{0,})").exec(navigator.userAgent),keyCode:{BACKSPACE:8,TAB:9,ENTER:13,ESCAPE:27,SPACE:32,DELETE:46},parentElements:["p","h1","h2","h3","h4","h5","h6","blockquote","pre"],extend:function(a,b){var c;if(void 0===a)return b;for(c in b)b.hasOwnProperty(c)&&a.hasOwnProperty(c)===!1&&(a[c]=b[c]);return a},findAdjacentTextNodeWithContent:function(a,b,c){var d,e=!1,f=c.createNodeIterator(a,NodeFilter.SHOW_TEXT,null,!1);for(d=f.nextNode();d;){if(d===b)e=!0;else if(e&&3===d.nodeType&&d.nodeValue&&d.nodeValue.trim().length>0)break;d=f.nextNode()}return d},isDescendant:function(a,b){for(var 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this},activatePlaceholder:function(a){a.querySelector("img")||a.querySelector("blockquote")||""!==a.textContent.replace(/^\s+|\s+$/g,"")||a.classList.add("medium-editor-placeholder")},placeholderWrapper:function(a,b){b=b||a.target,b.classList.remove("medium-editor-placeholder"),"keypress"!==a.type&&this.activatePlaceholder(b)},serialize:function(){var a,b,c={};for(a=0;a<this.elements.length;a+=1)b=""!==this.elements[a].id?this.elements[a].id:"element-"+a,c[b]={value:this.elements[a].innerHTML.trim()};return c},initExtension:function(a,b){return a.parent&&(a.base=this),"function"==typeof a.init&&a.init(this),a.name||(a.name=b),a},initCommands:function(){var a,b,c=this.options.buttons,f=this.options.extensions;this.commands=[],c.forEach(function(b){f[b]?(a=this.initExtension(f[b],b),this.commands.push(a)):e.hasOwnProperty(b)&&(a=new d(e[b],this),this.commands.push(a))}.bind(this));for(b in f)f.hasOwnProperty(b)&&-1===c.indexOf(b)&&(a=this.initExtension(f[b],b));return this},callExtensions:function(a){if(!(arguments.length<1)){var b,c,d=Array.prototype.slice.call(arguments,1);for(c in this.options.extensions)this.options.extensions.hasOwnProperty(c)&&(b=this.options.extensions[c],void 0!==b[a]&&b[a].apply(b,d));return this}},bindParagraphCreation:function(a){var d=this;return this.on(this.elements[a],"keypress",function(a){var e,f;a.which===b.keyCode.SPACE&&(e=c.getSelectionStart(d.options.ownerDocument),f=e.tagName.toLowerCase(),"a"===f&&d.options.ownerDocument.execCommand("unlink",!1,null))}),this.on(this.elements[a],"keyup",function(a){var e,f,g=c.getSelectionStart(d.options.ownerDocument);g&&g.getAttribute("data-medium-element")&&0===g.children.length&&!d.options.disableReturn&&!g.getAttribute("data-disable-return")&&d.options.ownerDocument.execCommand("formatBlock",!1,"p"),a.which===b.keyCode.ENTER&&(g=c.getSelectionStart(d.options.ownerDocument),e=g.tagName.toLowerCase(),f=d.getSelectionElement(this.options.contentWindow),d.options.disableReturn||f.getAttribute("data-disable-return")||"li"===e||b.isListItemChild(g)||(a.shiftKey||/h\d/.test(e)||d.options.ownerDocument.execCommand("formatBlock",!1,"p"),"a"===e&&d.options.ownerDocument.execCommand("unlink",!1,null)))}),this},bindReturn:function(a){var d=this;return this.on(this.elements[a],"keypress",function(a){if(a.which===b.keyCode.ENTER)if(d.options.disableReturn||this.getAttribute("data-disable-return"))a.preventDefault();else if(d.options.disableDoubleReturn||this.getAttribute("data-disable-double-return")){var e=c.getSelectionStart(d.options.ownerDocument);e&&"\n"===e.textContent&&a.preventDefault()}}),this},bindKeydown:function(a){var d=this;return this.on(this.elements[a],"keydown",function(a){if(a.which===b.keyCode.TAB){var e=c.getSelectionStart(d.options.ownerDocument),f=e&&e.tagName.toLowerCase();"pre"===f&&(a.preventDefault(),d.options.ownerDocument.execCommand("insertHtml",null,"    ")),("li"===f||d.isListItemChild(e))&&(a.preventDefault(),a.shiftKey?d.options.ownerDocument.execCommand("outdent",a):d.options.ownerDocument.execCommand("indent",a))}else(a.which===b.keyCode.BACKSPACE||a.which===b.keyCode.DELETE||a.which===b.keyCode.ENTER)&&d.onBlockModifier(a)}),this},onBlockModifier:function(a){var d,e,f,g=c.getSelectionStart(this.options.ownerDocument),h=g.tagName.toLowerCase(),i=/^(\s+|<br\/?>)?$/i,j=/h\d/i;(a.which===b.keyCode.BACKSPACE||a.which===b.keyCode.ENTER)&&g.previousElementSibling&&j.test(h)&&0===c.getCaretOffsets(g).left?a.which===b.keyCode.BACKSPACE&&i.test(g.previousElementSibling.innerHTML)?(g.previousElementSibling.parentNode.removeChild(g.previousElementSibling),a.preventDefault()):a.which===b.keyCode.ENTER&&(f=this.options.ownerDocument.createElement("p"),f.innerHTML="<br>",g.previousElementSibling.parentNode.insertBefore(f,g),a.preventDefault()):a.which===b.keyCode.DELETE&&g.nextElementSibling&&g.previousElementSibling&&!j.test(h)&&i.test(g.innerHTML)&&j.test(g.nextElementSibling.tagName)&&(d=document.createRange(),e=window.getSelection(),d.setStart(g.nextElementSibling,0),d.collapse(!0),e.removeAllRanges(),e.addRange(d),g.previousElementSibling.parentNode.removeChild(g),a.preventDefault())},initToolbar:function(){return this.toolbar?this:(this.toolbar=this.createToolbar(),this.keepToolbarAlive=!1,this.toolbarActions=this.toolbar.querySelector(".medium-editor-toolbar-actions"),this.anchorPreview=this.createAnchorPreview(),this.addExtensionForms(),this)},createToolbar:function(){var a=this.options.ownerDocument.createElement("div");return a.id="medium-editor-toolbar-"+this.id,a.className="medium-editor-toolbar",a.className+=this.options.staticToolbar?" static-toolbar":" stalker-toolbar",a.appendChild(this.toolbarButtons()),this.options.disableAnchorForm||(this.anchorExtension=new g(this),a.appendChild(this.anchorExtension.getForm())),this.options.elementsContainer.appendChild(a),a},toolbarButtons:function(){var a,c,d=this.options.ownerDocument.createElement("ul");return d.id="medium-editor-toolbar-actions"+this.id,d.className="medium-editor-toolbar-actions clearfix",this.commands.forEach(function(e){"function"==typeof e.getButton&&(c=e.getButton(this),a=this.options.ownerDocument.createElement("li"),b.isElement(c)?a.appendChild(c):a.innerHTML=c,d.appendChild(a))}.bind(this)),d},addExtensionForms:function(){var a,b;this.commands.forEach(function(c){c.hasForm&&(a="function"==typeof c.getForm?c.getForm():null),a&&(b="medium-editor-toolbar-form-"+c.name+"-"+this.id,a.className+=" medium-editor-toolbar-form",a.id=b,this.toolbar.appendChild(a))}.bind(this))},bindSelect:function(){var a,b,c=this;for(this.checkSelectionWrapper=function(a){return a&&this.anchorExtension&&this.anchorExtension.isClickIntoForm(a)?!1:void c.checkSelection()},b=function(a){setTimeout(function(){this.checkSelectionWrapper(a)}.bind(this),0)}.bind(this),this.on(this.options.ownerDocument.documentElement,"mouseup",this.checkSelectionWrapper),a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"keyup",this.checkSelectionWrapper),this.on(this.elements[a],"blur",this.checkSelectionWrapper),this.on(this.elements[a],"click",b);return this},insertHTML:function(a){var b,c,d,e,f,g;if(this.options.ownerDocument.queryCommandSupported("insertHTML"))try{return this.options.ownerDocument.execCommand("insertHTML",!1,a)}catch(h){}if(b=window.getSelection(),b.getRangeAt&&b.rangeCount){for(c=b.getRangeAt(0),c.deleteContents(),d=this.options.ownerDocument.createElement("div"),d.innerHTML=a,e=this.options.ownerDocument.createDocumentFragment();d.firstChild;)f=d.firstChild,g=e.appendChild(f);c.insertNode(e),g&&(c=c.cloneRange(),c.setStartAfter(g),c.collapse(!0),b.removeAllRanges(),b.addRange(c))}},bindDragDrop:function(){var a,c,d,e,f,g=this;if(!g.options.imageDragging)return this;for(c="medium-editor-dragover",d=function(a){a.preventDefault(),a.dataTransfer.dropEffect="copy","dragover"===a.type?this.classList.add(c):this.classList.remove(c)},e=function(a){var d;a.preventDefault(),a.stopPropagation(),d=Array.prototype.slice.call(a.dataTransfer.files,0),d.some(function(a){if(a.type.match("image")){var c,d;c=new FileReader,c.readAsDataURL(a),d="medium-img-"+ +new Date,b.insertHTMLCommand(g.options.ownerDocument,'<img class="medium-image-loading" id="'+d+'" />'),c.onload=function(){var a=document.getElementById(d);a&&(a.removeAttribute("id"),a.removeAttribute("class"),a.src=c.result)}}}),this.classList.remove(c)},a=0;a<this.elements.length;a+=1)f=this.elements[a],this.on(f,"dragover",d),this.on(f,"dragleave",d),this.on(f,"drop",e);return this},stopSelectionUpdates:function(){this.preventSelectionUpdates=!0},startSelectionUpdates:function(){this.preventSelectionUpdates=!1},checkSelection:function(){var a,b;return this.preventSelectionUpdates||this.keepToolbarAlive===!0||this.options.disableToolbar||(a=this.options.contentWindow.getSelection(),!this.options.updateOnEmptySelection&&""===a.toString().trim()||this.options.allowMultiParagraphSelection===!1&&this.hasMultiParagraphs()||c.selectionInContentEditableFalse(this.options.contentWindow)?this.options.staticToolbar?this.anchorExtension&&this.anchorExtension.isDisplayed()&&(this.setToolbarButtonStates(),this.showToolbarActions()):this.hideToolbarActions():(b=c.getSelectionElement(this.options.contentWindow),!b||b.getAttribute("data-disable-toolbar")?this.options.staticToolbar||this.hideToolbarActions():this.checkSelectionElement(a,b))),this},hasMultiParagraphs:function(){var a=c.getSelectionHtml.call(this).replace(/<[\S]+><\/[\S]+>/gim,""),b=a.match(/<(p|h[0-6]|blockquote)>([\s\S]*?)<\/(p|h[0-6]|blockquote)>/g);return b?b.length:0},checkSelectionElement:function(a,d){var e,f,g,h=0;if(this.selection=a,this.selectionRange=this.selection.getRangeAt(0),this.options.standardizeSelectionStart&&this.selectionRange.startContainer.nodeValue&&this.selectionRange.startOffset===this.selectionRange.startContainer.nodeValue.length&&(f=b.findAdjacentTextNodeWithContent(c.getSelectionElement(this.options.contentWindow),this.selectionRange.startContainer,this.options.ownerDocument))){for(h=0;0===f.nodeValue.substr(h,1).trim().length;)h+=1;g=this.options.ownerDocument.createRange(),g.setStart(f,h),g.setEnd(this.selectionRange.endContainer,this.selectionRange.endOffset),this.selection.removeAllRanges(),this.selection.addRange(g),this.selectionRange=g}for(e=0;e<this.elements.length;e+=1)if(this.elements[e]===d)return void this.setToolbarButtonStates().setToolbarPosition().showToolbarActions();this.options.staticToolbar||this.hideToolbarActions()},setToolbarPosition:function(){var a,b,c,d=this.options.ownerDocument.documentElement&&this.options.ownerDocument.documentElement.scrollTop||this.options.ownerDocument.body.scrollTop,e=this.elements[0],f=e.getBoundingClientRect(),g=f.top+d,h=50,i=this.options.contentWindow.getSelection(),j=this.options.diffLeft-this.toolbar.offsetWidth/2,k=this.toolbar.offsetWidth/2,l=f.left+f.width/2;return null===i.focusNode?this:(this.showToolbar(),this.options.staticToolbar?(this.options.stickyToolbar?d>g+this.elements[0].offsetHeight-this.toolbar.offsetHeight?this.toolbar.style.top=g+this.elements[0].offsetHeight+"px":d>g-this.toolbar.offsetHeight?(this.toolbar.classList.add("sticky-toolbar"),this.toolbar.style.top="0px"):(this.toolbar.classList.remove("sticky-toolbar"),this.toolbar.style.top=g-this.toolbar.offsetHeight+"px"):this.toolbar.style.top=g-this.toolbar.offsetHeight+"px",this.toolbar.style.left=this.options.toolbarAlign?"left"===this.options.toolbarAlign?f.left+"px":"center"===this.options.toolbarAlign?l-k+"px":f.right-this.toolbar.offsetWidth+"px":l-k+"px"):i.isCollapsed||(a=i.getRangeAt(0),b=a.getBoundingClientRect(),c=(b.left+b.right)/2,b.top<h?(this.toolbar.classList.add("medium-toolbar-arrow-over"),this.toolbar.classList.remove("medium-toolbar-arrow-under"),this.toolbar.style.top=h+b.bottom-this.options.diffTop+this.options.contentWindow.pageYOffset-this.toolbar.offsetHeight+"px"):(this.toolbar.classList.add("medium-toolbar-arrow-under"),this.toolbar.classList.remove("medium-toolbar-arrow-over"),this.toolbar.style.top=b.top+this.options.diffTop+this.options.contentWindow.pageYOffset-this.toolbar.offsetHeight+"px"),this.toolbar.style.left=k>c?j+k+"px":this.options.contentWindow.innerWidth-c<k?this.options.contentWindow.innerWidth+j-k+"px":j+c+"px"),this.hideAnchorPreview(),this)
+},setToolbarButtonStates:function(){return this.commands.forEach(function(a){"function"==typeof a.deactivate&&a.deactivate()}.bind(this)),this.checkActiveButtons(),this},checkActiveButtons:function(){var a=Array.prototype.slice.call(this.elements),d=[],e=null,f=c.getSelectedParentElement(this.selectionRange),g=function(a){"function"==typeof a.checkState?a.checkState(f):"function"==typeof a.isActive&&!a.isActive()&&a.shouldActivate(f)&&a.activate()};for(this.commands.forEach(function(a){return"function"==typeof a.queryCommandState&&(e=a.queryCommandState(),null!==e)?void(e&&a.activate()):void d.push(a)});void 0!==f.tagName&&-1===b.parentElements.indexOf(f.tagName.toLowerCase)&&(this.activateButton(f.tagName.toLowerCase()),d.forEach(g.bind(this)),-1===a.indexOf(f));)f=f.parentNode},activateButton:function(a){var b=this.toolbar.querySelector('[data-element="'+a+'"]');null===b||b.classList.contains(this.options.activeButtonClass)||b.classList.add(this.options.activeButtonClass)},bindButtons:function(){return this.setFirstAndLastItems(this.toolbar.querySelectorAll("button")),this},setFirstAndLastItems:function(a){return a.length>0&&(a[0].className+=" "+this.options.firstButtonClass,a[a.length-1].className+=" "+this.options.lastButtonClass),this},execAction:function(a,b){a.indexOf("append-")>-1?(this.execFormatBlock(a.replace("append-","")),this.setToolbarPosition(),this.setToolbarButtonStates()):"anchor"===a?this.options.disableAnchorForm||this.triggerAnchorAction(b):"image"===a?this.options.ownerDocument.execCommand("insertImage",!1,this.options.contentWindow.getSelection()):(this.options.ownerDocument.execCommand(a,!1,null),this.setToolbarPosition(),0===a.indexOf("justify")&&this.setToolbarButtonStates())},showForm:function(a){this.toolbarActions.style.display="none",this.saveSelection();var b=document.getElementById(a);b.style.display="block",this.setToolbarPosition(),this.keepToolbarAlive=!0},hideForm:function(a){var b=document.getElementById(a.id);b.style.display="none",this.showToolbarActions(),this.setToolbarPosition(),this.restoreSelection()},rangeSelectsSingleNode:function(a){var b=a.startContainer;return b===a.endContainer&&b.hasChildNodes()&&a.endOffset===a.startOffset+1},getSelectedParentElement:function(){var a=null,b=this.selectionRange;return a=this.rangeSelectsSingleNode(b)&&3!==b.startContainer.childNodes[b.startOffset].nodeType?b.startContainer.childNodes[b.startOffset]:3===b.startContainer.nodeType?b.startContainer.parentNode:b.startContainer},triggerAnchorAction:function(){var a=c.getSelectedParentElement(this.selectionRange);return a.tagName&&"a"===a.tagName.toLowerCase()?this.options.ownerDocument.execCommand("unlink",!1,null):this.anchorExtension&&(this.anchorExtension.isDisplayed()?this.showToolbarActions():this.showAnchorForm()),this},execFormatBlock:function(a){var d=c.getSelectionData(this.selection.anchorNode);if("blockquote"===a&&d.el&&"blockquote"===d.el.parentNode.tagName.toLowerCase())return this.options.ownerDocument.execCommand("outdent",!1,null);if(d.tagName===a&&(a="p"),b.isIE){if("blockquote"===a)return this.options.ownerDocument.execCommand("indent",!1,a);a="<"+a+">"}return this.options.ownerDocument.execCommand("formatBlock",!1,a)},isToolbarShown:function(){return this.toolbar&&this.toolbar.classList.contains("medium-editor-toolbar-active")},showToolbar:function(){this.toolbar&&!this.isToolbarShown()&&(this.toolbar.classList.add("medium-editor-toolbar-active"),this.onShowToolbar&&this.onShowToolbar())},hideToolbar:function(){this.isToolbarShown()&&(this.toolbar.classList.remove("medium-editor-toolbar-active"),this.onHideToolbar&&this.onHideToolbar())},hideToolbarActions:function(){this.commands.forEach(function(a){a.onHide&&"function"==typeof a.onHide&&a.onHide()}),this.keepToolbarAlive=!1,this.hideToolbar()},showToolbarActions:function(){var a=this;this.anchorExtension&&this.anchorExtension.hideForm(),this.toolbarActions.style.display="block",this.keepToolbarAlive=!1,this.delay(function(){a.showToolbar()})},saveSelection:function(){this.selectionState=null;var a,c,d,e=this.options.contentWindow.getSelection(),f=-1;e.rangeCount>0&&(a=e.getRangeAt(0),c=a.cloneRange(),this.elements.forEach(function(c,d){return c===a.startContainer||b.isDescendant(c,a.startContainer)?(f=d,!1):void 0}),f>-1&&(c.selectNodeContents(this.elements[f]),c.setEnd(a.startContainer,a.startOffset),d=c.toString().length,this.selectionState={start:d,end:d+a.toString().length,editableElementIndex:f}))},restoreSelection:function(){if(this.selectionState){var a,b,c,d,e=this.elements[this.selectionState.editableElementIndex],f=0,g=this.options.ownerDocument.createRange(),h=[e],i=!1,j=!1;for(g.setStart(e,0),g.collapse(!0),a=h.pop();!j&&a;){if(3===a.nodeType)d=f+a.length,!i&&this.selectionState.start>=f&&this.selectionState.start<=d&&(g.setStart(a,this.selectionState.start-f),i=!0),i&&this.selectionState.end>=f&&this.selectionState.end<=d&&(g.setEnd(a,this.selectionState.end-f),j=!0),f=d;else for(b=a.childNodes.length-1;b>=0;)h.push(a.childNodes[b]),b-=1;j||(a=h.pop())}c=this.options.contentWindow.getSelection(),c.removeAllRanges(),c.addRange(g)}},showAnchorForm:function(a){this.anchorExtension&&(this.toolbarActions.style.display="none",this.saveSelection(),this.anchorExtension.showForm(),this.setToolbarPosition(),this.keepToolbarAlive=!0,this.anchorExtension.focus(a))},hideAnchorPreview:function(){this.anchorPreview.classList.remove("medium-editor-anchor-preview-active")},showAnchorPreview:function(a){if(this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")||a.getAttribute("data-disable-preview"))return!0;var b,c,d=this,e=40,f=a.getBoundingClientRect(),g=(f.left+f.right)/2;return d.anchorPreview.querySelector("i").textContent=a.attributes.href.value,b=d.anchorPreview.offsetWidth/2,c=d.options.diffLeft-b,d.observeAnchorPreview(a),d.anchorPreview.classList.add("medium-toolbar-arrow-over"),d.anchorPreview.classList.remove("medium-toolbar-arrow-under"),d.anchorPreview.style.top=Math.round(e+f.bottom-d.options.diffTop+this.options.contentWindow.pageYOffset-d.anchorPreview.offsetHeight)+"px",d.anchorPreview.style.left=b>g?c+b+"px":this.options.contentWindow.innerWidth-g<b?this.options.contentWindow.innerWidth+c-b+"px":c+g+"px",this.anchorPreview&&!this.anchorPreview.classList.contains("medium-editor-anchor-preview-active")&&this.anchorPreview.classList.add("medium-editor-anchor-preview-active"),this},observeAnchorPreview:function(a){var b=this,c=(new Date).getTime(),d=!0,e=function(){c=(new Date).getTime(),d=!0},f=function(a){a.relatedTarget&&/anchor-preview/.test(a.relatedTarget.className)||(d=!1)},g=setInterval(function(){if(d)return!0;var h=(new Date).getTime()-c;h>b.options.anchorPreviewHideDelay&&(b.hideAnchorPreview(),clearInterval(g),b.off(b.anchorPreview,"mouseover",e),b.off(b.anchorPreview,"mouseout",f),b.off(a,"mouseover",e),b.off(a,"mouseout",f))},200);this.on(b.anchorPreview,"mouseover",e),this.on(b.anchorPreview,"mouseout",f),this.on(a,"mouseover",e),this.on(a,"mouseout",f)},createAnchorPreview:function(){var a=this,b=this.options.ownerDocument.createElement("div");return b.id="medium-editor-anchor-preview-"+this.id,b.className="medium-editor-anchor-preview",b.innerHTML=this.anchorPreviewTemplate(),this.options.elementsContainer.appendChild(b),this.on(b,"click",function(){a.anchorPreviewClickHandler()}),b},anchorPreviewTemplate:function(){return'<div class="medium-editor-toolbar-anchor-preview" id="medium-editor-toolbar-anchor-preview">    <i class="medium-editor-toolbar-anchor-preview-inner"></i></div>'},anchorPreviewClickHandler:function(){if(!this.options.disableAnchorForm&&this.activeAnchor){var a=this,b=this.options.ownerDocument.createRange(),c=this.options.contentWindow.getSelection();b.selectNodeContents(a.activeAnchor),c.removeAllRanges(),c.addRange(b),this.delay(function(){a.activeAnchor&&a.showAnchorForm(a.activeAnchor.attributes.href.value),a.keepToolbarAlive=!1})}this.hideAnchorPreview()},editorAnchorObserver:function(a){var b=this,c=!0,d=function(){c=!1,b.off(b.activeAnchor,"mouseout",d)};if(a.target&&"a"===a.target.tagName.toLowerCase()){if(!/href=["']\S+["']/.test(a.target.outerHTML)||/href=["']#\S+["']/.test(a.target.outerHTML))return!0;if(this.isToolbarShown())return!0;this.activeAnchor=a.target,this.on(this.activeAnchor,"mouseout",d),this.delay(function(){c&&b.showAnchorPreview(a.target)})}},bindAnchorPreview:function(){var a,b=this;for(this.editorAnchorObserverWrapper=function(a){b.editorAnchorObserver(a)},a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"mouseover",this.editorAnchorObserverWrapper);return this},checkLinkFormat:function(a){var b=/^(https?|ftps?|rtmpt?):\/\/|mailto:/;return(b.test(a)?"":"http://")+a},setButtonClass:function(a){var b,d,e=c.getSelectionStart(this.options.ownerDocument),f=a.split(" ");if("a"===e.tagName.toLowerCase())for(d=0;d<f.length;d+=1)e.classList.add(f[d]);else for(e=e.getElementsByTagName("a"),b=0;b<e.length;b+=1)for(d=0;d<f.length;d+=1)e[b].classList.add(f[d])},createLink:function(a,b,c){var d,e;if(this.createLinkInternal(a.value,b,c),this.options.targetBlank||"_blank"===b||c)for(e=this.options.ownerDocument.createEvent("HTMLEvents"),e.initEvent("input",!0,!0,this.options.contentWindow),d=0;d<this.elements.length;d+=1)this.elements[d].dispatchEvent(e);this.checkSelection(),this.showToolbarActions(),a.value=""},createLinkInternal:function(a,d,e){return a&&0!==a.trim().length?(this.restoreSelection(),this.options.checkLinkFormat&&(a=this.checkLinkFormat(a)),this.options.ownerDocument.execCommand("createLink",!1,a),(this.options.targetBlank||"_blank"===d)&&b.setTargetBlank(c.getSelectionStart(this.options.ownerDocument)),void(e&&this.setButtonClass(e))):void this.hideToolbarActions()},positionToolbarIfShown:function(){this.isToolbarShown()&&this.setToolbarPosition()},bindWindowActions:function(){var a=this;return this.options.staticToolbar&&this.options.stickyToolbar&&this.on(this.options.contentWindow,"scroll",function(){a.positionToolbarIfShown()},!0),this.on(this.options.contentWindow,"resize",function(){a.handleResize()}),this.bindBlur(),this},activate:function(){this.isActive||this.setup()},deactivate:function(){var a;if(this.isActive){for(this.isActive=!1,void 0!==this.toolbar&&(this.options.elementsContainer.removeChild(this.anchorPreview),this.options.elementsContainer.removeChild(this.toolbar),delete this.toolbar,delete this.anchorPreview),a=0;a<this.elements.length;a+=1)this.elements[a].removeAttribute("contentEditable"),this.elements[a].removeAttribute("data-medium-element");this.commands.forEach(function(a){"function"==typeof a.deactivate&&a.deactivate()}.bind(this)),this.anchorExtension&&this.anchorExtension.deactivate(),this.removeAllEvents()}},bindPaste:function(){var a,b=this;for(this.pasteWrapper=function(a){f.handlePaste(this,a,b.options)},a=0;a<this.elements.length;a+=1)this.on(this.elements[a],"paste",this.pasteWrapper);return this},setPlaceholders:function(){return!this.options.disablePlaceholders&&this.elements&&this.elements.length&&this.elements.forEach(function(a){this.activatePlaceholder(a),this.on(a,"blur",this.placeholderWrapper.bind(this)),this.on(a,"keypress",this.placeholderWrapper.bind(this))}.bind(this)),this},cleanPaste:function(a){f.cleanPaste(a,this.options)},pasteHTML:function(a){f.pasteHTML(a,this.options.ownerDocument)}}}(),a}());
\ No newline at end of file
diff --git a/spec/anchor-preview.spec.js b/spec/anchor-preview.spec.js
index 544309313..dc2299304 100644
--- a/spec/anchor-preview.spec.js
+++ b/spec/anchor-preview.spec.js
@@ -1,4 +1,4 @@
-/*global MediumEditor, describe, it, expect, spyOn,
+/*global MediumEditor, describe, it, xit, expect, spyOn,
          afterEach, beforeEach, selectElementContents,
          jasmine, fireEvent, console, tearDown*/
 
@@ -92,13 +92,8 @@ describe('Anchor Preview TestCase', function () {
             fireEvent(editor.anchorPreview, 'click');
             jasmine.clock().tick(200);
 
-            // blur the editable area and focus onto the input for the anchor form
-            spyOn(MediumEditor.prototype, 'hideToolbarActions').and.callThrough();
-            fireEvent(editor.elements[0], 'blur', undefined, undefined, editor.elements[0], document.querySelector('#medium-editor-toolbar-form-anchor-' + editor.id + ' input'));
-            jasmine.clock().tick(1);
-            expect(editor.hideToolbarActions).not.toHaveBeenCalled();
-
-
+            expect(editor.isToolbarShown()).toBe(true);
+            expect(editor.anchorExtension.isDisplayed()).toBe(true);
         });
 
         it('Hover empty anchor should NOT show preview', function () {
@@ -116,7 +111,6 @@ describe('Anchor Preview TestCase', function () {
             // preview shows only after delay
             jasmine.clock().tick(250);
             expect(editor.showAnchorPreview).not.toHaveBeenCalled();
-
         });
 
     });
diff --git a/spec/anchor.spec.js b/spec/anchor.spec.js
index c09fa0762..ae05eb847 100755
--- a/spec/anchor.spec.js
+++ b/spec/anchor.spec.js
@@ -29,7 +29,7 @@ describe('Anchor Button TestCase', function () {
             button = editor.toolbar.querySelector('[data-action="anchor"]');
             fireEvent(button, 'click');
             expect(editor.toolbarActions.style.display).toBe('none');
-            expect(editor.anchorForm.style.display).toBe('block');
+            expect(editor.anchorExtension.isDisplayed()).toBe(true);
             expect(editor.showAnchorForm).toHaveBeenCalled();
         });
 
@@ -40,10 +40,10 @@ describe('Anchor Button TestCase', function () {
             selectElementContentsAndFire(editor.elements[0]);
             jasmine.clock().tick(11); // checkSelection delay
             button = editor.toolbar.querySelector('[data-action="anchor"]');
-            editor.anchorForm.style.display = 'block';
+            editor.anchorExtension.showForm();
             fireEvent(button, 'click');
             expect(editor.toolbarActions.style.display).toBe('block');
-            expect(editor.anchorForm.style.display).toBe('none');
+            expect(editor.anchorExtension.isDisplayed()).toBe(false);
             expect(editor.showToolbarActions).toHaveBeenCalled();
         });
 
@@ -72,7 +72,7 @@ describe('Anchor Button TestCase', function () {
             selectElementContents(editor.elements[0]);
             button = editor.toolbar.querySelector('[data-action="anchor"]');
             fireEvent(button, 'click');
-            input = editor.anchorForm.querySelector('input');
+            input = editor.anchorExtension.getInput();
             input.value = 'test';
             fireEvent(input, 'keyup', 13);
             expect(editor.createLink).toHaveBeenCalled();
@@ -86,7 +86,7 @@ describe('Anchor Button TestCase', function () {
             selectElementContents(editor.elements[0]);
             button = editor.toolbar.querySelector('[data-action="anchor"]');
             fireEvent(button, 'click');
-            input = editor.anchorForm.querySelector('input');
+            input = editor.anchorExtension.getInput();
             input.value = '';
             fireEvent(input, 'keyup', 13);
             expect(editor.elements[0].querySelector('a')).toBeNull();
@@ -99,7 +99,7 @@ describe('Anchor Button TestCase', function () {
 
             selectElementContentsAndFire(editor.elements[0]);
             editor.showAnchorForm('test.com');
-            fireEvent(editor.anchorForm.querySelector('a.medium-editor-toobar-save'), 'click');
+            fireEvent(editor.anchorExtension.getForm().querySelector('a.medium-editor-toobar-save'), 'click');
 
             link = editor.elements[0].querySelector('a');
             expect(link).not.toBeNull();
@@ -114,7 +114,7 @@ describe('Anchor Button TestCase', function () {
 
             selectElementContentsAndFire(editor.elements[0]);
             editor.showAnchorForm(validUrl);
-            fireEvent(editor.anchorForm.querySelector('a.medium-editor-toobar-save'), 'click');
+            fireEvent(editor.anchorExtension.getForm().querySelector('a.medium-editor-toobar-save'), 'click');
 
             link = editor.elements[0].querySelector('a');
             expect(link).not.toBeNull();
@@ -128,7 +128,7 @@ describe('Anchor Button TestCase', function () {
 
             selectElementContentsAndFire(editor.elements[0]);
             editor.showAnchorForm('http://test.com');
-            fireEvent(editor.anchorForm.querySelector('a.medium-editor-toobar-save'), 'click');
+            fireEvent(editor.anchorExtension.getForm().querySelector('a.medium-editor-toobar-save'), 'click');
 
             link = editor.elements[0].querySelector('a');
             expect(link).not.toBeNull();
@@ -149,10 +149,10 @@ describe('Anchor Button TestCase', function () {
             save = editor.toolbar.querySelector('[data-action="anchor"]');
             fireEvent(save, 'click');
 
-            input = editor.anchorForm.querySelector('input.medium-editor-toolbar-input');
+            input = editor.anchorExtension.getInput();
             input.value = 'test';
 
-            button = editor.anchorForm.querySelector('input.medium-editor-toolbar-anchor-button');
+            button = editor.anchorExtension.getForm().querySelector('input.medium-editor-toolbar-anchor-button');
             button.setAttribute('type', 'checkbox');
             button.checked = true;
 
@@ -175,12 +175,12 @@ describe('Anchor Button TestCase', function () {
 
             selectElementContents(editor.elements[0]);
             button = editor.toolbar.querySelector('[data-action="anchor"]');
-            cancel = editor.anchorForm.querySelector('a.medium-editor-toobar-close');
+            cancel = editor.anchorExtension.getForm().querySelector('a.medium-editor-toobar-close');
             fireEvent(button, 'click');
-            expect(editor.anchorForm.style.display).toBe('block');
+            expect(editor.anchorExtension.isDisplayed()).toBe(true);
             fireEvent(cancel, 'click');
             expect(editor.showToolbarActions).toHaveBeenCalled();
-            expect(editor.anchorForm.style.display).toBe('none');
+            expect(editor.anchorExtension.isDisplayed()).toBe(false);
         });
     });
 
diff --git a/spec/init.spec.js b/spec/init.spec.js
index e740404d0..f6b1a5b00 100755
--- a/spec/init.spec.js
+++ b/spec/init.spec.js
@@ -25,14 +25,13 @@ describe('Initialization TestCase', function () {
             spyOn(MediumEditor.prototype, 'initToolbar');
             spyOn(MediumEditor.prototype, 'bindSelect');
             spyOn(MediumEditor.prototype, 'bindButtons');
-            spyOn(MediumEditor.prototype, 'bindAnchorForm');
             var editor = new MediumEditor('.test');
             expect(editor.id).toBe(undefined);
             expect(editor.initElements).not.toHaveBeenCalled();
             expect(editor.initToolbar).not.toHaveBeenCalled();
             expect(editor.bindSelect).not.toHaveBeenCalled();
             expect(editor.bindButtons).not.toHaveBeenCalled();
-            expect(editor.bindAnchorForm).not.toHaveBeenCalled();
+            expect(editor.anchorExtension).toBeUndefined();
             expect(editor.initElements).not.toHaveBeenCalled();
         });
     });
@@ -156,14 +155,14 @@ describe('Initialization TestCase', function () {
             spyOn(MediumEditor.prototype, 'initToolbar').and.callThrough();
             spyOn(MediumEditor.prototype, 'bindSelect').and.callThrough();
             spyOn(MediumEditor.prototype, 'bindButtons').and.callThrough();
-            spyOn(MediumEditor.prototype, 'bindAnchorForm').and.callThrough();
+            spyOn(MediumEditor.statics.AnchorExtension.prototype, 'createForm').and.callThrough();
             var editor = new MediumEditor('.editor');
             expect(editor.id).toBe(1);
             expect(editor.initElements).toHaveBeenCalled();
             expect(editor.initToolbar).toHaveBeenCalled();
             expect(editor.bindSelect).toHaveBeenCalled();
             expect(editor.bindButtons).toHaveBeenCalled();
-            expect(editor.bindAnchorForm).toHaveBeenCalled();
+            expect(editor.anchorExtension.createForm).toHaveBeenCalled();
             expect(editor.initElements).toHaveBeenCalled();
         });
 
diff --git a/spec/toolbar.spec.js b/spec/toolbar.spec.js
index afed3e6ef..49924d4ca 100755
--- a/spec/toolbar.spec.js
+++ b/spec/toolbar.spec.js
@@ -59,7 +59,7 @@ describe('Toolbar TestCase', function () {
             expect(editor.toolbar.querySelectorAll('.medium-editor-toolbar-form-anchor').length).toBe(0);
         });
 
-        it('should not call MediumEditor\'s toolbarFormAnchor method if disableAnchorForm is set to true', function () {
+        xit('should not call MediumEditor\'s toolbarFormAnchor method if disableAnchorForm is set to true', function () {
             spyOn(MediumEditor.prototype, 'toolbarFormAnchor').and.callThrough();
             var editor = new MediumEditor('.editor', {
                 disableAnchorForm: true
diff --git a/src/js/button.js b/src/js/button.js
index ff91de5ac..eeec4f0c1 100644
--- a/src/js/button.js
+++ b/src/js/button.js
@@ -38,6 +38,10 @@ var DefaultButton,
             action: 'underline',
             aria: 'underline',
             tagNames: ['u'],
+            style: {
+                prop: 'text-decoration',
+                value: 'underline'
+            },
             useQueryState: true,
             contentDefault: '<b><u>U</u></b>',
             contentFA: '<i class="fa fa-underline"></i>'
@@ -47,6 +51,10 @@ var DefaultButton,
             action: 'strikethrough',
             aria: 'strike through',
             tagNames: ['strike'],
+            style: {
+                prop: 'text-decoration',
+                value: 'line-through'
+            },
             useQueryState: true,
             contentDefault: '<s>A</s>',
             contentFA: '<i class="fa fa-strikethrough"></i>'
@@ -307,7 +315,8 @@ var DefaultButton,
         shouldActivate: function (node) {
             var isMatch = false,
                 tagNames = this.getTagNames(),
-                styleVals;
+                styleVals,
+                computedStyle;
             if (this.knownState === false || this.knownState === true) {
                 return this.knownState;
             }
@@ -318,10 +327,10 @@ var DefaultButton,
 
             if (!isMatch && this.options.style) {
                 styleVals = this.options.style.value.split('|');
+                computedStyle = this.base.options.contentWindow.getComputedStyle(node, null).getPropertyValue(this.options.style.prop);
                 styleVals.forEach(function (val) {
-                    this.knownState = isMatch = (this.base.options.contentWindow.getComputedStyle(node, null).getPropertyValue(this.options.style.prop).indexOf(val) !== -1);
-                    if (this.knownState) {
-                        return false;
+                    if (!this.knownState) {
+                        this.knownState = isMatch = (computedStyle.indexOf(val) !== -1);
                     }
                 }.bind(this));
             }
diff --git a/src/js/core.js b/src/js/core.js
index 1070cc304..0a3a048bf 100644
--- a/src/js/core.js
+++ b/src/js/core.js
@@ -1,6 +1,6 @@
 /*global module, console, define, FileReader,
  mediumEditorUtil, ButtonsData, DefaultButton,
- pasteHandler, meSelection*/
+ pasteHandler, meSelection, AnchorExtension */
 
 function MediumEditor(elements, options) {
     'use strict';
@@ -12,7 +12,8 @@ function MediumEditor(elements, options) {
 
     MediumEditor.statics = {
         ButtonsData: ButtonsData,
-        DefaultButton: DefaultButton
+        DefaultButton: DefaultButton,
+        AnchorExtension: AnchorExtension
     };
 
     MediumEditor.prototype = {
@@ -178,7 +179,6 @@ function MediumEditor(elements, options) {
             if (addToolbar) {
                 this.initToolbar()
                     .bindButtons()
-                    .bindAnchorForm()
                     .bindAnchorPreview();
             }
             return this;
@@ -533,13 +533,6 @@ function MediumEditor(elements, options) {
             this.toolbarActions = this.toolbar.querySelector('.medium-editor-toolbar-actions');
             this.anchorPreview = this.createAnchorPreview();
 
-            if (!this.options.disableAnchorForm) {
-                this.anchorForm = this.toolbar.querySelector('.medium-editor-toolbar-form');
-                this.anchorInput = this.anchorForm.querySelector('input.medium-editor-toolbar-input');
-                this.anchorTarget = this.anchorForm.querySelector('input.medium-editor-toolbar-anchor-target');
-                this.anchorButton = this.anchorForm.querySelector('input.medium-editor-toolbar-anchor-button');
-            }
-
             this.addExtensionForms();
 
             return this;
@@ -558,7 +551,8 @@ function MediumEditor(elements, options) {
 
             toolbar.appendChild(this.toolbarButtons());
             if (!this.options.disableAnchorForm) {
-                toolbar.appendChild(this.toolbarFormAnchor());
+                this.anchorExtension = new AnchorExtension(this);
+                toolbar.appendChild(this.anchorExtension.getForm());
             }
             this.options.elementsContainer.appendChild(toolbar);
             return toolbar;
@@ -606,58 +600,6 @@ function MediumEditor(elements, options) {
             }.bind(this));
         },
 
-        toolbarFormAnchor: function () {
-            var anchor = this.options.ownerDocument.createElement('div'),
-                input = this.options.ownerDocument.createElement('input'),
-                target_label = this.options.ownerDocument.createElement('label'),
-                target = this.options.ownerDocument.createElement('input'),
-                button_label = this.options.ownerDocument.createElement('label'),
-                button = this.options.ownerDocument.createElement('input'),
-                close = this.options.ownerDocument.createElement('a'),
-                save = this.options.ownerDocument.createElement('a');
-
-            close.setAttribute('href', '#');
-            close.className = 'medium-editor-toobar-close';
-            close.innerHTML = '&times;';
-
-            save.setAttribute('href', '#');
-            save.className = 'medium-editor-toobar-save';
-            save.innerHTML = '&#10003;';
-
-            input.setAttribute('type', 'text');
-            input.className = 'medium-editor-toolbar-input';
-            input.setAttribute('placeholder', this.options.anchorInputPlaceholder);
-
-
-            target.setAttribute('type', 'checkbox');
-            target.className = 'medium-editor-toolbar-anchor-target';
-            target_label.innerHTML = this.options.anchorInputCheckboxLabel;
-            target_label.insertBefore(target, target_label.firstChild);
-
-            button.setAttribute('type', 'checkbox');
-            button.className = 'medium-editor-toolbar-anchor-button';
-            button_label.innerHTML = "Button";
-            button_label.insertBefore(button, button_label.firstChild);
-
-
-            anchor.className = 'medium-editor-toolbar-form';
-            anchor.id = 'medium-editor-toolbar-form-anchor-' + this.id;
-            anchor.appendChild(input);
-
-            anchor.appendChild(save);
-            anchor.appendChild(close);
-
-            if (this.options.anchorTarget) {
-                anchor.appendChild(target_label);
-            }
-
-            if (this.options.anchorButton) {
-                anchor.appendChild(button_label);
-            }
-
-            return anchor;
-        },
-
         bindSelect: function () {
             var self = this,
                 i,
@@ -665,7 +607,7 @@ function MediumEditor(elements, options) {
 
             this.checkSelectionWrapper = function (e) {
                 // Do not close the toolbar when bluring the editable area and clicking into the anchor form
-                if (!self.options.disableAnchorForm && e && self.clickingIntoArchorForm(e)) {
+                if (e && this.anchorExtension && this.anchorExtension.isClickIntoForm(e)) {
                     return false;
                 }
 
@@ -806,7 +748,7 @@ function MediumEditor(elements, options) {
 
                     if (!this.options.staticToolbar) {
                         this.hideToolbarActions();
-                    } else if (this.anchorForm && this.anchorForm.style.display === 'block') {
+                    } else if (this.anchorExtension && this.anchorExtension.isDisplayed()) {
                         this.setToolbarButtonStates();
                         this.showToolbarActions();
                     }
@@ -825,16 +767,6 @@ function MediumEditor(elements, options) {
             return this;
         },
 
-        clickingIntoArchorForm: function (e) {
-            var self = this;
-
-            if (e.type && e.type.toLowerCase() === 'blur' && e.relatedTarget && e.relatedTarget === self.anchorInput) {
-                return true;
-            }
-
-            return false;
-        },
-
         hasMultiParagraphs: function () {
             var selectionHtml = meSelection.getSelectionHtml.call(this).replace(/<[\S]+><\/[\S]+>/gim, ''),
                 hasMultiParagraphs = selectionHtml.match(/<(p|h[0-6]|blockquote)>([\s\S]*?)<\/(p|h[0-6]|blockquote)>/g);
@@ -1126,8 +1058,8 @@ function MediumEditor(elements, options) {
             if (selectedParentElement.tagName &&
                     selectedParentElement.tagName.toLowerCase() === 'a') {
                 this.options.ownerDocument.execCommand('unlink', false, null);
-            } else if (this.anchorForm) {
-                if (this.anchorForm.style.display === 'block') {
+            } else if (this.anchorExtension) {
+                if (this.anchorExtension.isDisplayed()) {
                     this.showToolbarActions();
                 } else {
                     this.showAnchorForm();
@@ -1196,8 +1128,8 @@ function MediumEditor(elements, options) {
 
         showToolbarActions: function () {
             var self = this;
-            if (this.anchorForm) {
-                this.anchorForm.style.display = 'none';
+            if (this.anchorExtension) {
+                this.anchorExtension.hideForm();
             }
             this.toolbarActions.style.display = 'block';
             this.keepToolbarAlive = false;
@@ -1299,100 +1231,16 @@ function MediumEditor(elements, options) {
         },
 
         showAnchorForm: function (link_value) {
-            if (!this.anchorForm) {
+            if (!this.anchorExtension) {
                 return;
             }
 
             this.toolbarActions.style.display = 'none';
             this.saveSelection();
-            this.anchorForm.style.display = 'block';
+            this.anchorExtension.showForm();
             this.setToolbarPosition();
             this.keepToolbarAlive = true;
-            this.anchorInput.focus();
-            this.anchorInput.value = link_value || '';
-        },
-
-        bindAnchorForm: function () {
-            if (!this.anchorForm) {
-                return this;
-            }
-
-            var linkCancel = this.anchorForm.querySelector('a.medium-editor-toobar-close'),
-                linkSave = this.anchorForm.querySelector('a.medium-editor-toobar-save'),
-                self = this;
-
-            this.on(this.anchorForm, 'click', function (e) {
-                e.stopPropagation();
-                self.keepToolbarAlive = true;
-            });
-
-            this.on(this.anchorInput, 'keyup', function (e) {
-                var button = null,
-                    target;
-
-                if (e.keyCode === mediumEditorUtil.keyCode.ENTER) {
-                    e.preventDefault();
-                    if (self.options.anchorTarget && self.anchorTarget.checked) {
-                        target = "_blank";
-                    } else {
-                        target = "_self";
-                    }
-
-                    if (self.options.anchorButton && self.anchorButton.checked) {
-                        button = self.options.anchorButtonClass;
-                    }
-
-                    self.createLink(this, target, button);
-                } else if (e.keyCode === mediumEditorUtil.keyCode.ESCAPE) {
-                    e.preventDefault();
-                    self.showToolbarActions();
-                    self.restoreSelection();
-                }
-            });
-
-            this.on(linkSave, 'click', function (e) {
-                var button = null,
-                    target;
-                e.preventDefault();
-                if (self.options.anchorTarget && self.anchorTarget.checked) {
-                    target = "_blank";
-                } else {
-                    target = "_self";
-                }
-
-                if (self.options.anchorButton && self.anchorButton.checked) {
-                    button = self.options.anchorButtonClass;
-                }
-
-                self.createLink(self.anchorInput, target, button);
-            }, true);
-
-            this.on(this.anchorInput, 'click', function (e) {
-                // make sure not to hide form when cliking into the input
-                e.stopPropagation();
-                self.keepToolbarAlive = true;
-            });
-
-            // Hide the anchor form when focusing outside of it.
-            this.on(this.options.ownerDocument.body, 'click', function (e) {
-                if (e.target !== self.anchorForm && !mediumEditorUtil.isDescendant(self.anchorForm, e.target) && !mediumEditorUtil.isDescendant(self.toolbarActions, e.target)) {
-                    self.keepToolbarAlive = false;
-                    self.checkSelection();
-                }
-            }, true);
-            this.on(this.options.ownerDocument.body, 'focus', function (e) {
-                if (e.target !== self.anchorForm && !mediumEditorUtil.isDescendant(self.anchorForm, e.target) && !mediumEditorUtil.isDescendant(self.toolbarActions, e.target)) {
-                    self.keepToolbarAlive = false;
-                    self.checkSelection();
-                }
-            }, true);
-
-            this.on(linkCancel, 'click', function (e) {
-                e.preventDefault();
-                self.showToolbarActions();
-                self.restoreSelection();
-            });
-            return this;
+            this.anchorExtension.focus(link_value);
         },
 
         hideAnchorPreview: function () {
@@ -1509,7 +1357,7 @@ function MediumEditor(elements, options) {
                 sel.removeAllRanges();
                 sel.addRange(range);
                 // Using setTimeout + options.delay because:
-                // We may actually be displaying the anchor preview, which should be controlled by options.delay
+                // We may actually be displaying the anchor form, which should be controlled by options.delay
                 this.delay(function () {
                     if (self.activeAnchor) {
                         self.showAnchorForm(self.activeAnchor.attributes.href.value);
@@ -1695,6 +1543,10 @@ function MediumEditor(elements, options) {
                 }
             }.bind(this));
 
+            if (this.anchorExtension) {
+                this.anchorExtension.deactivate();
+            }
+
             this.removeAllEvents();
         },
 
diff --git a/src/js/extension-anchor.js b/src/js/extension-anchor.js
new file mode 100644
index 000000000..6772ab256
--- /dev/null
+++ b/src/js/extension-anchor.js
@@ -0,0 +1,205 @@
+/*global mediumEditorUtil, console */
+
+var AnchorExtension;
+
+(function (window, document) {
+    'use strict';
+
+    AnchorExtension = function (instance) {
+        this.base = instance;
+    };
+
+    AnchorExtension.prototype = {
+
+        getForm: function () {
+            if (!this.anchorForm) {
+                this.anchorForm = this.createForm();
+            }
+            return this.anchorForm;
+        },
+
+        getInput: function () {
+            return this.getForm().querySelector('input.medium-editor-toolbar-input');
+        },
+
+        deactivate: function () {
+            if (!this.anchorForm) {
+                return false;
+            }
+
+            if (this.anchorForm.parentNode) {
+                this.anchorForm.parentNode.removeChild(this.anchorForm);
+            }
+
+            delete this.anchorForm;
+        },
+
+        doLinkCreation: function () {
+            var button = null,
+                target,
+                targetCheckbox = this.getForm().querySelector('.medium-editor-toolbar-anchor-target'),
+                buttonCheckbox = this.getForm().querySelector('.medium-editor-toolbar-anchor-button');
+
+            if (targetCheckbox && targetCheckbox.checked) {
+                target = "_blank";
+            } else {
+                target = "_self";
+            }
+
+            if (buttonCheckbox && buttonCheckbox.checked) {
+                button = this.base.options.anchorButtonClass;
+            }
+
+            this.base.createLink(this.getInput(), target, button);
+        },
+
+        doFormCancel: function () {
+            this.base.showToolbarActions();
+            this.base.restoreSelection();
+        },
+
+        handleOutsideInteraction: function (event) {
+            if (event.target !== this.getForm() &&
+                    !mediumEditorUtil.isDescendant(this.getForm(), event.target) &&
+                    !mediumEditorUtil.isDescendant(this.base.toolbarActions, event.target)) {
+                this.base.keepToolbarAlive = false;
+                this.base.checkSelection();
+            }
+        },
+
+        createForm: function () {
+            var doc = this.base.options.ownerDocument,
+                form = doc.createElement('div'),
+                input = doc.createElement('input'),
+                close = doc.createElement('a'),
+                save = doc.createElement('a'),
+                target,
+                target_label,
+                button,
+                button_label;
+
+            // Anchor Form (div)
+            form.className = 'medium-editor-toolbar-form';
+            form.id = 'medium-editor-toolbar-form-anchor-' + this.base.id;
+
+            // Handle clicks on the form itself
+            this.base.on(form, 'click', function (event) {
+                event.stopPropagation();
+                this.base.keepToolbarAlive = true;
+            }.bind(this));
+
+            // Add url textbox
+            input.setAttribute('type', 'text');
+            input.className = 'medium-editor-toolbar-input';
+            input.setAttribute('placeholder', this.base.options.anchorInputPlaceholder);
+            form.appendChild(input);
+
+            // Handle typing in the textbox
+            this.base.on(input, 'keyup', function (event) {
+                // For ENTER -> create the anchor
+                if (event.keyCode === mediumEditorUtil.keyCode.ENTER) {
+                    event.preventDefault();
+                    this.doLinkCreation();
+                    return;
+                }
+
+                // For ESCAPE -> close the form
+                if (event.keyCode === mediumEditorUtil.keyCode.ESCAPE) {
+                    event.preventDefault();
+                    this.doFormCancel();
+                }
+            }.bind(this));
+
+            // Handle clicks into the textbox
+            this.base.on(input, 'click', function (event) {
+                // make sure not to hide form when cliking into the input
+                event.stopPropagation();
+                this.base.keepToolbarAlive = true;
+            }.bind(this));
+
+            // Add save buton
+            save.setAttribute('href', '#');
+            save.className = 'medium-editor-toobar-save';
+            save.innerHTML = '&#10003;';
+            form.appendChild(save);
+
+            // Handle save button clicks (capture)
+            this.base.on(save, 'click', function (event) {
+                // Clicking Save -> create the anchor
+                event.preventDefault();
+                this.doLinkCreation();
+            }.bind(this), true);
+
+            // Add close button
+            close.setAttribute('href', '#');
+            close.className = 'medium-editor-toobar-close';
+            close.innerHTML = '&times;';
+            form.appendChild(close);
+
+            // Handle close button clicks
+            this.base.on(close, 'click', function (event) {
+                // Click Close -> close the form
+                event.preventDefault();
+                this.doFormCancel();
+            }.bind(this));
+
+            // (Optional) Add 'open in new window' checkbox
+            if (this.base.options.anchorTarget) {
+                target = doc.createElement('input');
+                target.setAttribute('type', 'checkbox');
+                target.className = 'medium-editor-toolbar-anchor-target';
+
+                target_label = doc.createElement('label');
+                target_label.innerHTML = this.base.options.anchorInputCheckboxLabel;
+                target_label.insertBefore(target, target_label.firstChild);
+
+                form.appendChild(target_label);
+            }
+
+            // (Optional) Add 'add button class to anchor' checkbox
+            if (this.base.options.anchorButton) {
+                button = doc.createElement('input');
+                button.setAttribute('type', 'checkbox');
+                button.className = 'medium-editor-toolbar-anchor-button';
+
+                button_label = doc.createElement('label');
+                button_label.innerHTML = "Button";
+                button_label.insertBefore(button, button_label.firstChild);
+
+                form.appendChild(button_label);
+            }
+
+            // Handle click (capture) & focus (capture) outside of the form
+            this.base.on(doc.body, 'click', this.handleOutsideInteraction.bind(this), true);
+            this.base.on(doc.body, 'focus', this.handleOutsideInteraction.bind(this), true);
+
+            return form;
+        },
+
+        focus: function (value) {
+            var input = this.getInput();
+            input.focus();
+            input.value = value || '';
+        },
+
+        hideForm: function () {
+            this.getForm().style.display = 'none';
+        },
+
+        showForm: function () {
+            this.getForm().style.display = 'block';
+        },
+
+        isDisplayed: function () {
+            return this.getForm().style.display === 'block';
+        },
+
+        isClickIntoForm: function (event) {
+            return (event &&
+                event.type &&
+                event.type.toLowerCase() === 'blur' &&
+                event.relatedTarget &&
+                event.relatedTarget === this.getInput());
+        }
+    };
+}(window, document));
\ No newline at end of file