header.php

<!doctype html>
<!--[if lt IE 7]> <html class="no-js ie6 oldie" <?php language_attributes(); ?>> <![endif]-->
<!--[if IE 7]>    <html class="no-js ie7 oldie" <?php language_attributes(); ?>> <![endif]-->
<!--[if IE 8]>    <html class="no-js ie8 oldie" <?php language_attributes(); ?>> <![endif]-->
<!--[if IE 9]>    <html class="no-js ie9" <?php language_attributes(); ?>> <![endif]-->
<!--[if gt IE 9]><!--> <html class="no-js" <?php language_attributes(); ?>> <!--<![endif]-->

<head>

    <meta charset="<?php bloginfo( 'charset' ); ?>" />

    <title><?php wp_title(''); ?></title>

    <?php wp_head(); ?>

</head>

<body <?php body_class(); ?>>

<section id="wrap">

    <header id="header">

        <section class="wrap">

            <?php $title_tag = ( is_home() || is_front_page() ) ? 'h1' : 'span'; ?>
            <<?php echo $title_tag; ?> id="title"><a href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) );?>" rel="home"><?php bloginfo( 'name' ); ?></a></<?php echo $title_tag; ?>>

            <span id="availability">We're currently taking on projects for <strong>April / May</strong></span>

            <nav id="nav">
                <?php wp_nav_menu( array ( 'container' => '', 'theme_location' => 'primary_navigation' ) ); ?>
            </nav><!-- /#nav -->

        </section><!-- /.wrap -->

    </header><!-- /#header -->

    <section id="main">

        <section class="wrap">