diff --git a/Source/assets/css/qozu.css b/Source/assets/css/qozu.css
new file mode 100644
index 0000000..b8a5497
--- /dev/null
+++ b/Source/assets/css/qozu.css
@@ -0,0 +1,145 @@
+/*  QOZU standard CSS for comments, JKANetwork
+    Version 1.0.1
+    If your custom CSS doesn't work right, plase check that version is the lastest
+*/
+
+/* Some "CSS reset" needed, overrides web styles for Qozu */
+.QOZU input {
+    display:inline !important;
+}
+
+/* Change font here to have your custom font rendered */
+.QOZU {
+    font-family: Arial, Helvetica, sans-serif !important;
+    text-align: left !important;
+}
+
+/* Text sizes */
+.QOZU h2{
+    font-size: 24px;
+}
+.QOZU h3{
+    font-size: 22px;
+}
+.QOZU p {
+    font-size: 14px;
+}
+.QOZU a {
+    cursor:pointer;
+}
+p.QOZU_foot {
+    font-size: 12px;
+}
+
+/* Input width for name/email/userinfo */
+.QOZU input {
+    width: 200px;
+}
+
+#QOZU_sendEmail {
+    width: initial;
+}
+
+/* Comment div CSS */
+.QOZU_com{
+    font-size: 14px;
+    padding: 0.5em;
+    border-top: 1px dotted grey;
+}
+/* Link color in comments */
+.QOZU_com a{
+    color: #2196f3;
+}
+/* Sizes in comments */
+.QOZU_com h4 {
+    font-size: 16px;
+    margin: 0em;
+    margin-top: 0.25em;
+    color:black;
+}
+/* For text in the comment */
+.QOZU_txt {
+    margin-left: 1em;
+    color:black;
+}
+.QOZU_txt p , .QOZU_txt a{
+    color: black;
+}
+
+.QOZU_opts, .QOZU_opts a {
+    font-size:12px;
+    color:#444444;
+    margin-left:0.1em;
+}
+
+.QOZU_writebox textarea {
+    border: 2px solid #908f8f;
+    border-radius: 1em;
+    width: 90%;
+    max-width: 600px;
+    height: 80px;
+    padding: 1em;
+    resize: none;
+    overflow: auto;
+    overflow-wrap: break-word;
+}
+.QOZU_ans {
+    margin-left: 2em;
+}
+/* This is for the tags of admins and mods */
+.QOZU_com .specialUser{
+    display: inline-block;
+    padding: 2px 4px;
+    font-size: 12px;
+    font-weight: bold;
+    line-height: 14px;
+    color: #fff;
+    text-shadow: 0 -1px 0 rgba(0,0,0,0.25);
+    white-space: nowrap;
+    vertical-align: baseline;
+    background-color: #999;
+}
+
+/* Buttons, first standard CSS */
+.QOZU .btn {
+    display: inline-block !important;
+    text-align: center;
+    cursor: pointer;
+    background-image: none;
+    border: 1px solid transparent;
+    padding: 5px 12px;
+    font-size: 14px;
+    line-height: 1.42857143;
+    border-radius: 4px;
+}
+/* Buttons, custom colours for every button */
+.QOZU .btn-ok {
+    color: #fff;
+    background-color: #428bca;
+}
+.QOZU .btn-cancel {
+    color: #fff;
+    background-color: #428bca;
+}
+.QOZU .btn-cancelpeq {
+    color: #fff;
+    background-color: #005f93;
+}
+
+/* Other standard things for using CSS */
+.QOZU .grey{
+    color: grey;
+}
+.QOZU .italic {
+    font-style: italic;
+}
+
+/* DEBUG, remove this in custom CSS
+.QOZU_debug:before{
+    content: 'DEBUG:';
+}
+.QOZU_debug {
+    font-style: italic;
+    font-size: 10px;
+}
+*/
\ No newline at end of file
diff --git a/Source/assets/html/about.twig b/Source/assets/html/about.twig
index 78a2d0d..1ddc237 100644
--- a/Source/assets/html/about.twig
+++ b/Source/assets/html/about.twig
@@ -8,7 +8,7 @@
                 <p>CodeShare is an open source platform licensed under Apache 2.0. All code are hosted in <a href="https://gitlab.com/CodeSolutionsProject/CodeShare">GitLab</a></p>
                 <h5>Developers</h5>
                 <p>Developed by Code Solutions Project, JKA Network's Group <a href="mailto:contacto@jkanetwork.com">&lt;contacto@jkanetwork.com&gt;</a></p>
-                <p>Maintenance by Jose Luis Garrido Labrador <a href="mailto:jlgarrido97@gmail.com">&lt;jlgarrido97@gmail.com&gt;</a></p>
+                <p>Maintenance by Jose Luis Garrido Labrador <a href="mailto:joselucross@jkanetwork.com">&lt;joselucross@jkanetwork.com&gt;</a></p>
                 <h5>Open source licenses</h5>
                 <p><a href="http://getbootstrap.com/"><strong>Bootstrap 3</strong> by Twitter - Licensed under MIT</a></p>
                 <p><a href="https://bootswatch.com/"><strong>Paper theme to Boostrap 3</strong> by Bootswatch - Licensed under MIT</a></p>
diff --git a/Source/assets/html/code.twig b/Source/assets/html/code.twig
index 7fd0fbd..88a76f5 100644
--- a/Source/assets/html/code.twig
+++ b/Source/assets/html/code.twig
@@ -27,7 +27,7 @@
         {% if page.otherV %}
             <div style='text-align: center; font-size: 22px; '><a href='?page=code&id={{ code.idc }}&lang={{ code.lang }}'>View version's history</a></div>
         {% endif %}
-        <div id='QOZU_box'>Se necesita tener JavaScript habilitado para poder ver los comentarios de la web.</div>
+        {#<div id='QOZU_box'>Se necesita tener JavaScript habilitado para poder ver los comentarios de la web.</div>#}
         <div class="col-lg-12 col-md-12 col-sm-12 col-xs-12" style="text-align:center;"><h3>Other implementations</h3>
         </div>
         {% if page.otherI %}
@@ -131,11 +131,11 @@
                                 {% endif %}
                                 <div class="col_full" id="lib">
                                     <label for="extlib">External Library</label>
-                                    <input type="text" name="extlib" id="extlib" {% if code.extlib is not null %}value="{{ code.extlib }}"{% endif %} placeholder="Name of library">
+                                    <input type="text" name="extlib" id="extlib" {% if code.extlib != "" %}value="{{ code.extlib }}"{% endif %} placeholder="Name of library">
                                 </div>
                                 <div class="col_full" id="libVer">
                                     <label for="extlibver">Library version</label>
-                                    <input type="text" name="extlibver" id="extlibver" {% if code.extlib is not null %}value="{{ code.extlibver }}" required="required"{% endif %} placeholder="Library version">
+                                    <input type="text" name="extlibver" id="extlibver" {% if code.extlib != "" %}value="{{ code.extlibver }}" required="required" {% endif %} placeholder="Library version">
                                 </div>
                                 <div class="col_full">
                                     <label for="code">Code:</label>
@@ -161,22 +161,24 @@
 
 {% block js %}
     <script>hljs.initHighlightingOnLoad();</script>
-    <script>
+   <script>
         function verRequired() {
-            extlibver=document.getElementById("extlibver");
             if(extlib.value=="")
                 extlibver.removeAttribute("required");
             else
                 extlibver.setAttribute("required","required");
         }
-        var extlib = document.getElementById("extlib");
+        extlib = document.getElementById("extlib");
+        extlibver=document.getElementById("extlibver");
         extlib.onkeyup=verRequired;
     </script>
-    <script type="text/javascript">
+    {#<script type="text/javascript">
         var webpageid = 6; /* Webpage id, in all your website,the same */
-        var uniqueid = 0; /* Post/url id, every site you want different comments, an unique ID, 0 as default */
+        var uniqueid = {{ code.idc }}{{ code.idu }}; /* Post/url id, every site you want different comments, an unique ID, 0 as default */
+        var needCookie = 'sessionID';
+        var customcss = 'assets/css/qozu.css';
     </script>
-    <script src="http://qozu.jkanetwork.com/comments.js"></script>
+    <script src="http://qozu.jkanetwork.com/comments.js"></script>#}
 {% endblock %}
 
 {% block css %}
diff --git a/Source/src/DB.php b/Source/src/DB.php
index 29d1ee4..7051efc 100644
--- a/Source/src/DB.php
+++ b/Source/src/DB.php
@@ -271,13 +271,20 @@ class DB
      */
     public function addSource($IDC, $lang, $code, $IDU, $extlib = null, $extlibver = null)
     {
+        $lib  = $extlib;
+        $libV = $extlibver;
+        if($lib == null) {
+            $lib = "";
+            $libV = "";
+        }
+
         $version = $this->getLastVersion($IDC, $lang);
         if ($version == null)
             $version = 0;
         $version++;
         $modification = time();
 
-        $query = "INSERT INTO Sources (`IDC`,`Lang`,`Version`,`Modification`,`Code`,`UseExtLib`,`UseExtLibVer`,`IDU`) VALUES ('$IDC','$lang',$version,$modification,'$code','$extlib','$extlibver','$IDU')";
+        $query = "INSERT INTO Sources (`IDC`,`Lang`,`Version`,`Modification`,`Code`,`UseExtLib`,`UseExtLibVer`,`IDU`) VALUES ('$IDC','$lang',$version,$modification,'$code','$lib','$libV','$IDU')";
         echo $query . ';';
         dbw_query($this->conn, $query);
         return $version;
@@ -308,7 +315,7 @@ class DB
             $query = "INSERT INTO Codes (`UserCreator`,`Name`,`Description`,`Input`,`Output`) VALUES ('$IDU','$name','$description','$in','$out') ";
             //echo $query.';';
             //die();
-            echo $query . ';';
+
             dbw_query($this->conn, $query);
             $this->addSource($this->getLastIDC(), $lang, $_code, $IDU, $extlib, $extlibver);
         } else {
@@ -318,11 +325,14 @@ class DB
             if ($code != $codewrite) {
                 $version = $this->addSource($IDC, $lang, $_code, $IDU, $extlib, $extlibver);
             } else if ($extlib != $arr["UseExtLib"] || $extlibver != $arr["UseExtLibVer"]) {
+
                 $query = "UPDATE Sources SET `UseExtLib`='$extlib', `UseExtLibVer`='$extlibver' WHERE IDC=$IDC AND Lang='$arr[Lang]' AND Version=$arr[Version]";
                 //echo $query.';';
                 dbw_query($this->conn, $query);
             }
+
             $query = "UPDATE Codes SET `Name`='$name', `Description`='$description', `Input`='$in', `Output`='$out' WHERE IDC='$IDC'";
+
             //echo $query.';';
             dbw_query($this->conn, $query);
             return $version;