Forums Scripts & Popups Regex help

if ($regex(%string,/^(.*)\s([0-9][0-9]?):([0-9][0-9]?):([0-9][0-9]?)(.*)\s([0-9][0-9]?):([0-9][0-9]?):([0-9][0-9]?)(.*)$/)) {

I think that \s switch did it.
Is that correct? Or should it be done on some other way?

Thank you again