alex.d89 on "Header über function.php u responsive"

habs so gemacht was aber auch nicht funktioniert

define('HEADER_IMAGE', '%s/img/header.jpg'); // %s = Template-URI
define('HEADER_IMAGE_WIDTH', 100);
define('HEADER_IMAGE_HEIGHT', auto);
define('HEADER_TEXTCOLOR', '000000');

function header_style() {
?><style type="text/css">
#header {
background: url(<?php header_image(); ?>);
}
</style><?php
}

function admin_header_style() {
?><style type="text/css">
#heading {
max-width: <?php echo HEADER_IMAGE_WIDTH; ?>%;
height: <?php echo HEADER_IMAGE_HEIGHT; ?>;
background: no-repeat;
}
</style><?php
}
add_custom_image_header('header_style', 'admin_header_style');