Responsive FileManager

[Frens]

Thanks its Ok now

'fixed_image_creation_width' => array( 200 ),
'fixed_image_creation_height' => array(160 ),

I try to let the image height Scale along the widht this way , but not work, an idea?
'fixed_image_creation_width' => array( 200 ),
'fixed_image_creation_height' => array( ),