--- contrib/sendlogins.pl	2001/04/12 11:01:18	1.2
+++ contrib/sendlogins.pl	2002/07/03 08:22:55	1.3
@@ -9,6 +9,12 @@
 
 my $url=$ARGV[0];
 
+if (! $url) {
+	print STDERR "To send announcement to all users in .htusers file use\n";
+	print STDERR "$0 http://docman.site.com/ < .htusers\n";
+	exit 1;
+}
+
 $|++;
 
 while(<STDIN>) {