Try passing ‘my_theme_options’ directly to get_option() function instead of storing it in variable as following.
$options = get_option('my_theme_options');
Instead of
global $option_name;
$options = get_option($option_name);
Try passing ‘my_theme_options’ directly to get_option() function instead of storing it in variable as following.
$options = get_option('my_theme_options');
Instead of
global $option_name;
$options = get_option($option_name);