Only truncate history if needed.

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index e7a0453fd90569488cb10a761a6ac7830e8967ab..595bce185aa1a3457dc89cb5241fe5abee9c307e 100644 (file)
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -407,16 +407,13 @@ var add_pv = function(fen, uci_pv, pretty_pv, move_num, toplay, opt_limit, opt_s
 var print_pv = function(line_num, pretty_pv, move_num, toplay, opt_limit, opt_showlast) {
        var pv = '';
        var i = 0;
-       if (opt_limit && opt_showlast) {
+       if (opt_limit && opt_showlast && pretty_pv.length > opt_limit) {
                // Truncate the PV at the beginning (instead of at the end).
                // We assume here that toplay is 'W'. We also assume that if
                // opt_showlast is set, then it is the history, and thus,
                // the UI should be to expand the history.
                pv = '(<a class="move" href="javascript:collapse_history(false)">…</a>) ';
                i = pretty_pv.length - opt_limit;
-               if (i < 0) {
-                       i = 0;
-               }
                if (i % 2 == 1) {
                        ++i;
                }