add removeHighlight to avoid accumulating link highlighting

1 files changed, 1 insertions, 0 deletions

diff --git a/src/rz_core.js b/src/rz_core.js
index 38f3f9a4..3f43b99d 100644
--- a/src/rz_core.js
+++ b/src/rz_core.js
@@ -214,6 +214,7 @@ function update(no_relayout) {
                 view.edge_info.hide();
             });
             view.edge_info.show(d);
+            removeHighlight();
             highlight(source);
             highlight(target);
             source.state = 'chosen';