derekovecs: start empty if no word was given
diff --git a/w2v-server.pl b/w2v-server.pl
index ae53f87..4aa687c 100755
--- a/w2v-server.pl
+++ b/w2v-server.pl
@@ -273,8 +273,7 @@
   my $res;
 	my @lists;
 	my @collocations;
-	$word="idea" if(!defined($word));
-  if(defined($word) && $word !~ /^\s*$/) {
+	if(defined($word) && $word !~ /^\s*$/) {
 		$c->inactivity_timeout(300);
 		$word =~ s/\s+/ /g;
     if($opt_m && $word !~ /\|/) {