<?php

add_action('wp_head', 'remove_cyberchimps_banner');

function remove_cyberchimps_banner() {
    remove_action( 'cyberchimps_banner', 'cyberchimps_banner_content' );
}


function my_cyberchimps_banner_content() {

    $url = cyberchimps_get_option( 'header_banner_url' );
?>
    <header id="cc-header" class="row-fluid">
        <div id="banner">
            <a href="<?php echo $url; ?>"><img src="http://www.placehold.it/980x120" alt="logo"></a>
        </div>
    </header>
<?php
}

add_action( 'cyberchimps_banner', 'my_cyberchimps_banner_content' );
?>