add holliday_admin_prepare_head

sorry eldy i forget it

htdocs/core/lib/holiday.lib.php

@@ -61,3 +61,32 @@ function holiday_prepare_head($object)
 
 	return $head;
 }
+
+
+/**
+ *  Return array head with list of tabs to view object informations
+ *
+  *  @return array           		head
+ */
+function holiday_admin_prepare_head()
+{
+	global $db, $langs, $conf, $user;
+
+	$h = 0;
+	$head = array();
+
+    $head[$h][0] = DOL_URL_ROOT.'/admin/holiday.php';
+    $head[$h][1] = $langs->trans("Setup");
+    $head[$h][2] = 'holiday';
+    $h++;
+
+    // Show more tabs from modules
+    // Entries must be declared in modules descriptor with line
+    // $this->tabs = array('entity:+tabname:Title:@mymodule:/mymodule/mypage.php?id=__ID__');   to add new tab
+    // $this->tabs = array('entity:-tabname);   												to remove a tab
+    complete_head_from_modules($conf,$langs,$object,$head,$h,'holiday_admin');
+
+	complete_head_from_modules($conf,$langs,$object,$head,$h,'holiday_admin','remove');
+
+	return $head;
+}