diff --git a/addEvent.php b/addEvent.php
index fde631b..8c0d7b5 100644
--- a/addEvent.php
+++ b/addEvent.php
@@ -14,107 +14,75 @@ $db = connect();
 
 <!DOCTYPE html>
 <html>
-<head>
-  <title>Kiwi Calendar : Ajouter un évènement</title>
-  <meta charset="utf-8" />
-  <link rel="stylesheet" href="./main.css" />
-  <link rel="stylesheet" href="./event.css" />
-  <link href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.2.2/css/bootstrap-combined.min.css" rel="stylesheet">
-  <link rel="stylesheet" type="text/css" media="screen"
-  href="http://tarruda.github.com/bootstrap-datetimepicker/assets/css/bootstrap-datetimepicker.min.css">
-  <link rel="icon" type="image/png" href="favicon.png" />
-  <link rel="stylesheet" href="./addEvent.css" />
-  <!--[if IE]><link rel="shortcut icon" type="image/x-icon" href="favicon.ico" /><![endif]-->
-</head>
-<body>
-  <?php include('header.php'); ?>
+    <head>
+        <title>Kiwi Calendar : Ajouter un évènement</title>
+        <meta charset="utf-8" />
+        <link rel="stylesheet" href="./main.css" />
+        <link rel="stylesheet" href="./event.css" />
+        <link rel="icon" type="image/png" href="favicon.png" />
+        <link rel="stylesheet" href="./addEvent.css" />
+        <!--[if IE]><link rel="shortcut icon" type="image/x-icon" href="favicon.ico" /><![endif]-->
+    </head>
+    <body>
+        <?php include('header.php'); ?>
 
-  <div id="descEvent">
-    <h1>Ajouter un Évènement</h1>
+        <div id="descEvent">
+            <h1>Ajouter un Évènement</h1>
 
-    <form id="eventForm" name="eventForm" method="post" action="eventAdded.php" onsubmit="return verifyCheckbox();">
-      <div id="left">Titre :</div>
-      <input type="text" name="title" required>
-      <br>
-      <div id="left">Catégories :</div>
-      <div id="checkboxGrp">
-        <?php
-        $cats = getCategoriesNames($db);
-        for ($i=0; $i<count($cats); $i++) {
-          echo "<input type=\"checkbox\" class=\"checkboxRequired\" name=\"chk_group[]\" value=\"".$cats[$i][0]."\" />".$cats[$i][1]." ";
-        }
-        ?>
-      </div>
-      <br>
-      <div id="left">Adresse :</div>
-      <input type="text" name="address" required>
-      <br>
-      <div id="left">Date de début :</div>
-      <div id="datetimepicker" class="input-append date">
-        <input type="text" name="dtstart" required></input>
-        <span class="add-on">
-          <i data-time-icon="icon-time" data-date-icon="icon-calendar"></i>
-        </span>
-      </div>
-      <br>
-      <div id="left">Date de fin :</div>
-      <div id="datetimepicker2" class="input-append date">
-        <input type="text" name="dtend" required></input>
-        <span class="add-on">
-          <i data-time-icon="icon-time" data-date-icon="icon-calendar"></i>
-        </span>
-      </div>
-      <br>
-      <div id="left">Description de l'évènement :</div>
-      <textarea name="description" rows="4" cols="50" form="eventForm">
-      </textarea>
-      <br>
-      <div id="left">Site de l'évènement :</div>
-      <input type="url" value="http://" name="site">
-      <br>
-      <div id="left">Image de l'évènement :</div>
-      <input type="url" value="http://" name="urlImage">
-      <br>
-      <div id="left">Contact :</div>
-      <input type="text" name="contact">
-      <br>
-      <div id="buttonDiv"><button id="submit">Ajouter l'évènement !</button></div>
-    </form>
-
-
-    <script type="text/javascript"
-    src="http://cdnjs.cloudflare.com/ajax/libs/jquery/1.8.3/jquery.min.js">
-    </script>
-    <script type="text/javascript"
-    src="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.2.2/js/bootstrap.min.js">
-    </script>
-    <script type="text/javascript"
-    src="http://tarruda.github.com/bootstrap-datetimepicker/assets/js/bootstrap-datetimepicker.min.js">
-    </script>
-    <script type="text/javascript"
-    src="http://tarruda.github.com/bootstrap-datetimepicker/assets/js/bootstrap-datetimepicker.pt-BR.js">
-    </script>
-    <script type="text/javascript">
-    $('#datetimepicker').datetimepicker({
-      format: 'dd/MM/yyyy hh:mm:ss',
-      language: 'fr_FR'
-    });
-    $('#datetimepicker2').datetimepicker({
-      format: 'dd/MM/yyyy hh:mm:ss',
-      language: 'fr_FR'
-    });
-
-
-    var verifyCheckbox = function () {
-      var checkboxes = $('#checkboxGrp');
-      var inputs = checkboxes.find('input');
-      for(var i = 0; i < inputs.length; i++)
-        if(inputs[i].checked)
-          return true;
-      return false;
-    }
-    </script>
-
-  </div>
+            <form id="eventForm" name="eventForm" method="post" action="eventAdded.php" onsubmit="return verifyCheckbox();">
+                <div id="left">Titre :</div>
+                <input type="text" name="title" required>
+                <br>
+                <div id="left">Catégories :</div>
+                <div id="checkboxGrp">
+<?php
+                    $cats = getCategoriesNames($db);
+                    foreach ($cats as $cat)
+                    {
+?>
+                    <div class="categorie_grp">
+                        <input type="checkbox" name="categories" id="checkbox-cat-<?php echo $cat[0]; ?>" value="<?php echo $cat[0]; ?>" />
+                        <label for="checkbox-cat-<?php echo $cat[0]; ?>"><?php echo $cat[1]; ?></label>
+                    </div>
+<?
+                    }
+?>
+                </div>
+                <br>
+                <div id="left">Adresse :</div>
+                <input type="text" name="address" required>
+                <br>
+                <div id="left">Date de début :</div>
+                <div id="datetimepicker" class="input-append date">
+                    <input type="text" name="dtstart" required></input>
+                <span class="add-on">
+                    <i data-time-icon="icon-time" data-date-icon="icon-calendar"></i>
+                </span>
+                </div>
+            <br>
+            <div id="left">Date de fin :</div>
+            <div id="datetimepicker2" class="input-append date">
+                <input type="text" name="dtend" required></input>
+            <span class="add-on">
+                <i data-time-icon="icon-time" data-date-icon="icon-calendar"></i>
+            </span>
+        </div>
+        <br>
+        <div id="left">Description de l'évènement :</div>
+        <textarea name="description" rows="4" cols="50" form="eventForm">
+        </textarea>
+        <br>
+        <div id="left">Site de l'évènement :</div>
+        <input type="url" value="http://" name="site">
+        <br>
+        <div id="left">Image de l'évènement :</div>
+        <input type="url" value="http://" name="urlImage">
+        <br>
+        <div id="left">Contact :</div>
+        <input type="text" name="contact">
+        <br>
+        <div id="buttonDiv"><button id="submit">Ajouter l'évènement !</button></div>
+        </form>
+    </div>
 </body>
 </html>
