Create Split screen on Your Computer [+Application]

What is spilt screen??

See picture Below..

But, you must use FIREFOX

Only Firefox
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First, install greasemonkey first for who has not. Code is below:

https://addons.mozilla.org/en-US/firefox/addon/748/

Then, install this code.

Code: https://addons.mozilla.org/en-US/firefox/addon/4287

If you've installed all, would have written: SPLIT to by clicking on the right.

Change to whatever you want.

Finish!!