Minor fix on backend coordinate ratio conversion.

frontend/assets/scripts/Map.js

@@ -352,7 +352,7 @@ cc.Class({
     window.mapIns = self;
     window.forceBigEndianFloatingNumDecoding = self.forceBigEndianFloatingNumDecoding;
 
-    self.showCriticalCoordinateLabels = true;
+    self.showCriticalCoordinateLabels = false;
 
     console.warn("+++++++ Map onLoad()");
     window.handleClientSessionError = function() {

frontend/assets/scripts/SelfPlayer.js

@@ -30,6 +30,10 @@ cc.Class({
       '2-1': 'attackedRight'
     };
     this.arrowTipNode.active = false;
+
+    if (!this.mapIns.showCriticalCoordinateLabels) {
+      this.coordLabel.node.active = false;
+    }
   },
 
   showArrowTipNode() {