Display a non-blocking alert box at the top right corner, and automatically close after a few seconds. Click on the alert box will close it immediately and copy the alert message to clipboard.
This script displays non-blocking alert messages at the top right corner of page. Each message appears for seconds and then disappears automatically. Click on a message box will close it immediately and copy the message to clipboard.
Demo: https://jsfiddle.net/qjkgxoab/
