For Setting the Edit Copy and Edit Paste
Click On -- Remap Keyboard Fucntion
Click on Ctrl
Then Click on "C"
In front of Base put Edit-Copy
and In front of ctrl put Edit-Copy
At the time of Exit save it
Same its work for Edit- Paste
For Highlighting the Source Line in different Color.
Click On -- Remap Keyboard Fucntion
Click on F2 --
Bottom of the Page infront of Alt Write ("alt 22")
Then all Come in Source
Press Alt + F2 on which you want to Highlight the commented Code.