diff --git a/README.md b/README.md
index 55f2e63..d1e7b77 100755
--- a/README.md
+++ b/README.md
@@ -1,6 +1,10 @@
 # django-markdownx [![Version](https://img.shields.io/pypi/v/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
 
-[![Travis](https://img.shields.io/travis/adi-/django-markdownx.svg)](https://travis-ci.org/adi-/django-markdownx) [![Python Versions](https://img.shields.io/pypi/pyversions/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/) [![Status](https://img.shields.io/pypi/status/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/) [![Downloads](https://img.shields.io/pypi/dm/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/) [![License](https://img.shields.io/pypi/l/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
+[![Travis](https://img.shields.io/travis/adi-/django-markdownx.svg)](https://travis-ci.org/adi-/django-markdownx)
+[![Python Versions](https://img.shields.io/pypi/pyversions/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
+[![Status](https://img.shields.io/pypi/status/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
+[![Downloads](https://img.shields.io/pypi/dm/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
+[![License](https://img.shields.io/pypi/l/django-markdownx.svg)](https://pypi.python.org/pypi/django-markdownx/)
 
 Django Markdownx is a markdown editor built for Django.
 
diff --git a/markdownx/static/markdownx/admin/css/markdownx.css b/markdownx/static/markdownx/admin/css/markdownx.css
index e6e29b4..18a4f3c 100644
--- a/markdownx/static/markdownx/admin/css/markdownx.css
+++ b/markdownx/static/markdownx/admin/css/markdownx.css
@@ -64,7 +64,7 @@
 }
 .markdownx .markdownx-preview hr {
     display: block;
-    height: 0px;
+    height: 0;
     border: 0;
     font-style: italic;
     border-bottom: 1px solid #ccc;
@@ -81,7 +81,7 @@
 .markdownx .markdownx-preview code,
 .markdownx .markdownx-preview pre  {
     margin: 0 2px;
-    padding: 0px 5px;
+    padding: 0 5px;
     border: 1px solid #ddd;
     background-color: #f8f8f8;
     border-radius: 2px;
diff --git a/markdownx/static/markdownx/js/markdownx.js b/markdownx/static/markdownx/js/markdownx.js
index 6969117..fec4ec2 100644
--- a/markdownx/static/markdownx/js/markdownx.js
+++ b/markdownx/static/markdownx/js/markdownx.js
@@ -1,15 +1,15 @@
 (function ($) {
     if (!$) {
-        $ = django.jQuery
+        $ = django.jQuery;
     }
     $.fn.markdownx = function() {
 
         return this.each( function() {
 
             var getMarkdown = function() {
-                form = new FormData();
+                var form = new FormData();
                 form.append("content", markdownxEditor.val());
-                form.append("csrfmiddlewaretoken", getCookie('csrftoken'))
+                form.append("csrfmiddlewaretoken", getCookie('csrftoken'));
 
                 $.ajax({
                     type: 'POST',
@@ -27,13 +27,13 @@
                         console.log("error", response);
                     },
                 });
-            }
+            };
 
             var updateHeight = function() {
                 if (isMarkdownxEditorResizable) {
                     markdownxEditor.innerHeight(markdownxEditor.prop('scrollHeight'));
                 }
-            }
+            };
 
             var insertImage = function(image_path) {
                 var cursor_pos = markdownxEditor.prop('selectionStart');
@@ -49,27 +49,27 @@
 
                 updateHeight();
                 markdownify();
-            }
+            };
 
             var getCookie = function(name) {
                 var cookieValue = null;
-                if (document.cookie && document.cookie != '') {
+                if (document.cookie && document.cookie !== '') {
                     var cookies = document.cookie.split(';');
                     for (var i = 0; i < cookies.length; i++) {
                         var cookie = $.trim(cookies[i]);
-                        if (cookie.substring(0, name.length + 1) == (name + '=')) {
+                        if (cookie.substring(0, name.length + 1) === (name + '=')) {
                             cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                             break;
                         }
                     }
                 }
                 return cookieValue;
-            }
+            };
 
             var sendFile = function(file) {
                 form = new FormData();
                 form.append("image", file);
-                form.append("csrfmiddlewaretoken", getCookie('csrftoken'))
+                form.append("csrfmiddlewaretoken", getCookie('csrftoken'));
 
                 $.ajax({
                     type: 'POST',
@@ -85,11 +85,12 @@
 
                     success: function(response) {
                         markdownxEditor.fadeTo("fast", 1);
-                        if (response['image_path']) {
-                            insertImage(response['image_path']);
+                        if (response.image_path) {
+                            insertImage(response.image_path);
                             console.log("success", response);
-                        } else
+                        } else {
                             console.log('error: wrong response', response);
+                        }
                     },
 
                     error: function(response) {
@@ -97,7 +98,7 @@
                         markdownxEditor.fadeTo("fast", 1 );
                     },
                 });
-            }
+            };
 
             var timeout;
             var markdownify = function() {
@@ -119,28 +120,28 @@
 
                     return false;
                 }
-            }
+            };
 
             var onInputChangeEvent = function() {
                 updateHeight();
                 markdownify();
-            }
+            };
 
             var onHtmlEvents = function(e) {
                 e.preventDefault();
                 e.stopPropagation();
-            }
+            };
 
             var onDragEnterEvent = function(e) {
                 e.originalEvent.dataTransfer.dropEffect= 'copy';
                 e.preventDefault();
                 e.stopPropagation();
-            }
+            };
 
             var onDragLeaveEvent = function(e) {
                 e.preventDefault();
                 e.stopPropagation();
-            }
+            };
 
             var onDropEvent = function(e) {
                 if (e.originalEvent.dataTransfer){
@@ -152,7 +153,7 @@
                 }
                 e.preventDefault();
                 e.stopPropagation();
-            }
+            };
 
             // Init