erc-controls-highlight-regexp

erc-controls-highlight-regexp is a variable defined in `erc-goodies.el'.
Its value is

"\\(\\|\\|\\|\\|\\|\\([0-9][0-9]?\\)?\\(,\\([0-9][0-9]?\\)\\)?\\)\\([^\n]*\\)"

Documentation:
Regular expression which matches control chars and the text to highlight.