This is the prototype of the typing symbol hack.

This simplified code shows you how the typing symbol hack works.
The symbolTyper library was built from this prototype and works with the same hacks.

+ are replaced by 
* are replaced by 

Bolts count :
Hearts count :
Read the related article.
View the javascript source code for this demo.
View the required css.
Go back to the demo links.
Go to the github repository.
If it does'nt work : report an issue (do not call 911).
Also, more about these demo pages <- here.