#_CATEGORYCOLOR override

add_filter('em_category_output_placeholder','my_em_placeholder_mod',1,3);
function my_em_placeholder_mod($replace, $EM_Category, $result){
	switch( $result ){
	case '#_CATEGORYCOLOR':
		if ($EM_Category->get_color() == '#FFFFFF'){
			$replace = '#000000';
		}
		break;
	}

	return $replace;
}