This is a demo of the jquery.codeassist plugin, written by Adam Eivy and hosted on GitHub
Enter some text and type a % character to bring up the menu.
Enter some text and type a $ character to bring up the menu.
Enter some text and type a [ character to bring up the menu.
Enter some text and type a < character to bring up the menu.
This is NOT meant to be an HTML helper (there are other libraries for that)--but by a sort of request:
Enter some text and type a < character to bring up the menu.
Next enter the html value and type </.