Change logo/navbar classes

change_logo_navbar_classes.php

add_filter('tc_navbar_wrapper_class', 'my_header_elements_class');
add_filter('tc_logo_class', 'my_header_elements_class', 15);
function my_header_elements_class($classes){
    // remember replacements sum must be == 12 to have them side by side
    // the default proportion is: logo 3 - navbar 9
    $src_rep_classes = array(
        //filter => array( search => replacement)
        'tc_logo_class' => array(
            'span3' => 'span5'
        ),
        'tc_navbar_wrapper_class' => array(
            'span9' => 'span7'
        )
    );
    // new classes to add
    $add_classes = array(
        //filter => array of classes
        'tc_navbar_wrapper_class' => array(
            'grad-blue'
        )
    );
    $current_filter = current_filter();
    $new_classes = str_replace(array_keys($src_rep_classes[ $current_filter] ),
                        array_values($src_rep_classes[ $current_filter] ),
                        $classes);

    return ( isset($add_classes[$current_filter]) ) ? array_merge( $new_classes, $add_classes[$current_filter] ) : $new_classes ;
}