What is this internet term called?

[ZeldaClassicEXPERT]

Legends
O text that says in what spriters resource do you wish to visit?
L is an option if clicked on person goes to http://www.spriters-resource.com/community
T is another option in the menu that if clicked person goes to http://www.spriters-resource.com/
J is the arrow to click on to bring up, not show options
This is a link:
http://www.spriters-resource.com/

What is the term for this:
OOOOOOOOOJ
LLLLLLLLLLLLLL
TTTTTTTTTT


Thank you all very much for helping me out ; )