1 files changed, 10 insertions, 0 deletions
diff --git a/play.js b/play.js
index a0f037b..f3e654b 100644
--- a/play.js
+++ b/play.js
@@ -924,10 +924,20 @@ function on_update() {
 			layout_pieces(items, xy[0], xy[1], discs, VE)
 		}
 
+		// Action highlighting
 		if (s <= S_VE_AVAILABLE) {
 			ui.spaces[s].classList.toggle("action", is_action("space", s))
 			ui.spaces[s].classList.toggle("selected", view.where === s)
 		}
+
+		// Control
+		view.tributary &= ~(1 << 12)
+		if (s < S_DELHI) {
+			if (view.tributary & (1<<s))
+				ui.control[s].className = "token tributary"
+			else
+				ui.control[s].className = "hide"
+		}
 	}
 
 	items.length = 0