HTML : Javascript: detect when page has been navigated 'back' to

HTML : Javascript: detect when page has been navigated "back" to
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

So here is a secret hidden feature I promissed to tell you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Then, type the letters 'awesome' on the keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

Here's a brief description of who I am,
Hey, I'm known as Delphi.
I am at your disposal to help you with any questions you have.
HTML : Javascript: detect when page has been navigated "back" to
Please feel free to comment or chat with me for more detailed information.
Your thoughts and contributions are welcome, so please leave a comment below if you have an answer or insights to the answer.
Your answer will be recognized and valued, and I will 'heart' it to show my appreciation.
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