The Light Switch plugin add a light switch to any contents you want. Turning off the light will give a better look and visibility to your contents like videos and images, and will permit also a better reading of your textual posts.
Demo
http://codecanyon.net/item/light-switch-plugin-for-wordpress/4913751
Download
https://www.filecad.com/Dyt/Light-Switch-v1.7-Plugin-for-WordPress.rar
По материалам nulled-scripts