diff --git a/scripts/w3mman/w3mman2html.cgi.in b/scripts/w3mman/w3mman2html.cgi.in
index 2e3576c..2cd00f9 100644
--- a/scripts/w3mman/w3mman2html.cgi.in
+++ b/scripts/w3mman/w3mman2html.cgi.in
@@ -34,7 +34,6 @@ Content-Type: text/html
 EOF
     $keyword =~ s:([^-\w\200-\377.,])::g;
     open(F, "$MAN -k $keyword 2> /dev/null |");
-    @line = ();
     while(<F>) {
       chop;
       $_ = &html_quote($_);
@@ -158,7 +157,7 @@ EOF
   }
 
   s@(http|ftp)://[\w.\-/~]+[\w/]@<a href="$&">$&</a>@g;
-  s@(\W)(mailto:)?(\w[\w.\-]*\@\w[\w.\-]*\.[\w.\-]*\w)@$1<a href="mailto:$3">$2$3</a>@g;
+  s@\b(mailto:|)(\w[\w.\-]*\@\w[\w.\-]*\.[\w.\-]*\w)@<a href="mailto:$2">$1$2</a>@g;
   s@(\W)(\~?/[\w.][\w.\-/~]*)@$1 . &file_ref($2)@ge;
   s@(include(<\/?[bu]\>|\s)*\&lt;)([\w.\-/]+)@$1 . &include_ref($3)@ge;
   if ($prev && m@^\s*(\<[bu]\>)*(\w[\w.\-]*)(\</[bu]\>)*(\([\dm]\w*\))@) {
@@ -222,7 +221,7 @@ sub is_command {
   local($p);
 
   (! -d && -x) || return 0;
-  if (! defined(%PATH)) {
+  if (! %PATH) {
     for $p (split(":", $ENV{'PATH'})) {
       $p =~ s@/+$@@;
       $PATH{$p} = 1;