diff --git a/includes/controller/users_controller.php b/includes/controller/users_controller.php
index b24a7fdf..f54cf066 100644
--- a/includes/controller/users_controller.php
+++ b/includes/controller/users_controller.php
@@ -48,6 +48,9 @@ function user_controller() {
     }
   }
   
+  if ($user_source['api_key'] == "")
+    User_reset_api_key($user_source);
+  
   return array(
       $user_source['Nick'],
       User_view($user_source, $admin_user_privilege, User_is_freeloader($user_source), User_angeltypes($user_source), User_groups($user_source), $shifts, $user['UID'] == $user_source['UID']) 
diff --git a/includes/pages/user_myshifts.php b/includes/pages/user_myshifts.php
index 35aa8f54..d1c60dd6 100644
--- a/includes/pages/user_myshifts.php
+++ b/includes/pages/user_myshifts.php
@@ -26,7 +26,7 @@ function user_myshifts() {
     }
     return page_with_title(_("Reset API key"), array(
         error(_("If you reset the key, the url to your iCal- and JSON-export and your atom feed changes! You have to update it in every application using one of these exports."), true),
-        button(page_link_to('myshifts') . '&reset=ack', _("Continue"), 'btn-danger') 
+        button(page_link_to('user_myshifts') . '&reset=ack', _("Continue"), 'btn-danger') 
     ));
   } elseif (isset($_REQUEST['edit']) && preg_match("/^[0-9]*$/", $_REQUEST['edit'])) {
     $id = $_REQUEST['edit'];
diff --git a/includes/pages/user_shifts.php b/includes/pages/user_shifts.php
index 370544a1..04a94c3f 100644
--- a/includes/pages/user_shifts.php
+++ b/includes/pages/user_shifts.php
@@ -1,4 +1,5 @@
 <?php
+
 function shifts_title() {
   return _("Shifts");
 }
@@ -501,7 +502,10 @@ function view_user_shifts() {
               $is_free = false;
               $shifts_row = $shift['name'];
               if (in_array('admin_shifts', $privileges))
-                $shifts_row .= ' ' . img_button('?p=user_shifts&edit_shift=' . $shift['SID'], 'pencil', _("edit")) . img_button('?p=user_shifts&delete_shift=' . $shift['SID'], 'bin', _("delete"));
+                $shifts_row .= ' ' . table_buttons(array(
+                    button(page_link_to('user_shift') . '&edit_shift=' . $shift['SID'], glyph('edit'), 'btn-xs'),
+                    button(page_link_to('user_shift') . '&delete_shift=' . $shift['SID'], glyph('trash'), 'btn-xs') 
+                ));
               $shifts_row .= '<br />';
               $query = "SELECT `NeededAngelTypes`.`count`, `AngelTypes`.`id`, `AngelTypes`.`restricted`, `UserAngelTypes`.`confirm_user_id`, `AngelTypes`.`name`, `UserAngelTypes`.`user_id`
             FROM `NeededAngelTypes`
@@ -534,7 +538,9 @@ function view_user_shifts() {
                       $style .= " text-decoration: line-through;";
                     }
                     if (in_array('user_shifts_admin', $privileges))
-                      $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . ' ' . img_button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], 'bin', _("delete")) . '</span>';
+                      $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . ' ' . table_buttons(array(
+                          button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], glyph('trash'), 'btn-xs') 
+                      )) . '</span>';
                     else
                       $entry_list[] = "<span style=\"$style\">" . User_Nick_render($entry) . "</span>";
                   }
@@ -632,7 +638,10 @@ function view_user_shifts() {
       );
       
       if (in_array('admin_shifts', $privileges))
-        $shift_row['info'] .= ' ' . img_button('?p=user_shifts&edit_shift=' . $shift['SID'], 'pencil', 'edit') . img_button('?p=user_shifts&delete_shift=' . $shift['SID'], 'bin', _("delete"));
+        $shift_row['info'] .= ' ' . table_buttons(array(
+            button(page_link_to('user_shifts') . '&edit_shift=' . $shift['SID'], glyph('edit'), 'btn-xs'),
+            button(page_link_to('user_shifts') . '&delete_shift=' . $shift['SID'], glyph('trash'), 'btn-xs') 
+        ));
       $shift_row['entries'] .= '<br />';
       $is_free = false;
       $shift_has_special_needs = 0 < sql_num_query("SELECT `id` FROM `NeededAngelTypes` WHERE `shift_id` = " . $shift['SID']);
@@ -659,7 +668,9 @@ function view_user_shifts() {
           $freeloader = 0;
           foreach ($entries as $entry) {
             if (in_array('user_shifts_admin', $privileges))
-              $member = User_Nick_render($entry) . ' ' . img_button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], 'bin', _("delete"));
+              $member = User_Nick_render($entry) . ' ' . table_buttons(array(
+                  button(page_link_to('user_shifts') . '&entry_id=' . $entry['id'], glyph('trash'), 'btn-xs') 
+              ));
             else
               $member = User_Nick_render($entry);
             if ($entry['freeloaded']) {
@@ -743,7 +754,7 @@ function view_user_shifts() {
           'filled_select' => make_select($filled, $_SESSION['user_shifts']['filled'], "filled", _("Occupancy")),
           'task_notice' => '<sup>1</sup>' . _("The tasks shown here are influenced by the preferences you defined in your settings!") . " <a href=\"" . page_link_to('angeltypes') . '&action=about' . "\">" . _("Description of the jobs.") . "</a>",
           'new_style_checkbox' => '<label><input type="checkbox" name="new_style" value="1" ' . ($_SESSION['user_shifts']['new_style'] ? ' checked' : '') . '> ' . _("Use new style if possible") . '</label>',
-          'shifts_table' =>msg(). $shifts_table,
+          'shifts_table' => msg() . $shifts_table,
           'ical_text' => '<h2>' . _("iCal export") . '</h2><p>' . sprintf(_("Export of shown shifts. <a href=\"%s\">iCal format</a> or <a href=\"%s\">JSON format</a> available (please keep secret, otherwise <a href=\"%s\">reset the api key</a>)."), page_link_to_absolute('ical') . '&key=' . $user['api_key'], page_link_to_absolute('shifts_json_export') . '&key=' . $user['api_key'], page_link_to('user_myshifts') . '&reset') . '</p>',
           'filter' => _("Filter") 
       )),
diff --git a/includes/sys_template.php b/includes/sys_template.php
index bf0e81fc..e707ab71 100644
--- a/includes/sys_template.php
+++ b/includes/sys_template.php
@@ -373,10 +373,6 @@ function html_select_key($id, $name, $rows, $selected) {
   return $html;
 }
 
-function img_button($link, $icon, $text, $extra_text = '') {
-  return '<a href="' . htmlspecialchars($link) . '"><img src="pic/icons/' . htmlspecialchars($icon) . '.png" alt="' . $text . '" ' . (empty($text) ? '' : 'title="' . $text . '"') . '>' . (empty($extra_text) ? '' : ' ' . $extra_text) . '</a>';
-}
-
 function ReplaceSmilies($neueckig) {
   $neueckig = str_replace(";o))", "<img src=\"pic/smiles/icon_redface.gif\">", $neueckig);
   $neueckig = str_replace(":-))", "<img src=\"pic/smiles/icon_redface.gif\">", $neueckig);
diff --git a/includes/view/User_view.php b/includes/view/User_view.php
index 912579e7..0bea946c 100644
--- a/includes/view/User_view.php
+++ b/includes/view/User_view.php
@@ -131,11 +131,12 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
         $myshift['comment'] .= '<br /><p class="error">' . _("Freeloaded") . '</p>';
     }
     
-    $myshift['actions'] = "";
+    $myshift['actions'] = array();
     if ($its_me || in_array('user_shifts_admin', $privileges))
-      $myshift['actions'] .= img_button(page_link_to('user_myshifts') . '&edit=' . $shift['id'] . '&id=' . $user_source['UID'], 'pencil', _("edit"));
+      $myshift['actions'][] = button(page_link_to('user_myshifts') . '&edit=' . $shift['id'] . '&id=' . $user_source['UID'], glyph('edit') . _('edit'), 'btn-xs');
     if (($shift['start'] > time() + $LETZTES_AUSTRAGEN * 3600) || in_array('user_shifts_admin', $privileges))
-      $myshift['actions'] .= img_button(page_link_to('user_myshifts') . ((! $its_me) ? '&id=' . $user_source['UID'] : '') . '&cancel=' . $shift['id'], 'cross', _("sign off"));
+      $myshift['actions'][] = button(page_link_to('user_myshifts') . ((! $its_me) ? '&id=' . $user_source['UID'] : '') . '&cancel=' . $shift['id'], glyph('trash') . _('sign off'), 'btn-xs');
+    $myshift['actions'] = table_buttons($myshift['actions']);
     
     if ($shift['freeloaded'])
       $timesum += - 2 * ($shift['end'] - $shift['start']);
@@ -182,8 +183,9 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
       buttons(array(
           $admin_user_privilege ? button(page_link_to('admin_user') . '&id=' . $user_source['UID'], '<span class="glyphicon glyphicon-edit"></span> ' . _("edit")) : '',
           ! $user_source['Gekommen'] ? button(page_link_to('admin_arrive') . '&arrived=' . $user_source['UID'], _("arrived")) : '',
-          $its_me ? button(page_link_to_absolute('ical') . '&key=' . $user_source['api_key'], '<span class="glyphicon glyphicon-calendar"></span> ' . _("iCal Export")) : '',
-          $its_me ? button(page_link_to_absolute('shifts_json_export') . '&key=' . $user_source['api_key'], '<span class="glyphicon glyphicon-export"></span> ' . _("JSON Export")) : '' 
+          $its_me ? button(page_link_to_absolute('ical') . '&key=' . $user_source['api_key'], glyph('calendar') . _("iCal Export")) : '',
+          $its_me ? button(page_link_to_absolute('shifts_json_export') . '&key=' . $user_source['api_key'], glyph('export') . _("JSON Export")) : '',
+          $its_me ? button(page_link_to_absolute('user_myshifts') . '&reset', glyph('repeat') . _('Reset API key')) : '' 
       )),
       ($its_me || $admin_user_privilege) ? '<h2>' . _("Shifts") . '</h2>' : '',
       ($its_me || $admin_user_privilege) ? table(array(
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