<title>STI 2</title> <?php include $BOOTSTRAP_STYLE; ?> </head> <body> <?php include $HEADER; ?> <div class="container-fluid"> <?php if (!Session::isAlreadyConnected()) { Session::printUnloggedMessage(); } else { if (!Session::isLoggedAsAdministrator()) { Session::printInvalidMessageRequest(); } else { ?> <!-- Page Header --> <div class="page-header"> <h1> <span class="glyphicon glyphicon-wrench" aria-hidden="true"></span> Admin panel </h1> </div> <!-- END Page Header --> <!-- Navbar --> <ul class="nav nav-tabs "> <li role="presentation" <?php if (isAdd($type)) {