'This defines the regexp to use for legal email addresses. The default tries to match fully qualified email addresses. Another popular value to put here is <tt>^[^@, ]$</tt>, which means "local usernames, no @ allowed.',
"t",
q:^[^@, ]*@[^@, ]*\\.[^@, ]*$:);
DefParam("emailregexpdesc",
"This describes in english words what kinds of legal addresses are allowed by the <tt>emailregexp</tt> param.",
"l",
"A legal address must contain exactly one '\@', and at least one '.' after the \@, and may not contain any commas or spaces.");
DefParam("emailsuffix",
"This is a string to append to any email addresses when actually sending mail to that address. It is useful if you have changed the <tt>emailregexp</tt> param to only allow local usernames, but you want the mail to be delivered to username\@my.local.hostname.",