$wgOut->addHTML( $this->makeForm() );
if( strlen( $this->isbn ) > 0 ) {
if( !self::isValidISBN( $this->isbn ) ) {
- $wgOut->wrapWikiMsg( "<div class=\"error\">\n$1</div>", 'booksources-invalid-isbn' );
+ $wgOut->wrapWikiMsg( "<div class=\"error\">\n$1\n</div>", 'booksources-invalid-isbn' );
}
$this->showList();
}