libjs-jquery-isonscreen software package provides detects if an element is visible within the users current view pane, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libjs-jquery-isonscreen
libjs-jquery-isonscreen is installed in your system.
Make ensure the libjs-jquery-isonscreen package were installed using the commands given below,
$ sudo dpkg-query -l | grep libjs-jquery-isonscreen *
You will get with libjs-jquery-isonscreen package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Web Software |
| Package | libjs-jquery-isonscreen |
| Version | 1.2.0-1 |
| Description | detects if an element is visible within the users current view pane |
| Sub Section | Web |