Remove yellow from the balloon colour cycle.

Author: Mark Jessop

js/tracker.js

@@ -65,12 +65,15 @@ var follow_vehicle = null;
 var graph_vehicle = null;
 var manual_pan = false;
 
+// NOTE - 'yellow' (was #FDFC30, darker version is "#caca02") has been removed from the rotation
+// due to complaints it was not visible enough. - 2023-06-03
+
 var car_index = 0;
 var car_colors = ["blue", "red", "green", "yellow", "teal", "purple"];
 var balloon_index = 0;
-var balloon_colors_name = ["red", "blue", "green", "yellow", "purple", "orange", "cyan"];
+var balloon_colors_name = ["red", "blue", "green", "purple", "orange", "cyan"];
 // Yellow was #FDFC30, darker version is "#caca02"
-var balloon_colors = ["#f00", "blue", "green", "#caca02", "#c700e6", "#ff8a0f", "#0fffca"];
+var balloon_colors = ["#f00", "blue", "green", "#c700e6", "#ff8a0f", "#0fffca"];
 
 var nyan_color_index = 0;
 var nyan_colors = ['nyan', 'nyan-coin', 'nyan-mon', 'nyan-pirate', 'nyan-cool', 'nyan-tothemax', 'nyan-pumpkin', 'nyan-afro', 'nyan-coin', 'nyan-mummy'];