fixes, thanks to @haslinghuis

Author: ctzsnooze

js/flightlog_fields_presenter.js

@@ -1041,7 +1041,7 @@ function FlightLogFieldPresenter() {
                 case 'ALTITUDE':
                     switch (fieldName) {
                         case 'debug[0]': // GPS Trust * 100
-                            value.toFixed(0);
+                            return value.toFixed(0);
                         case 'debug[1]': // GPS Altitude cm
                         case 'debug[2]': // OSD Altitude cm
                         case 'debug[3]': // Control Altitude

js/imu.js

@@ -125,8 +125,9 @@ function IMU(copyFrom) {
             heading = Math.atan2(headingY, headingX) + magneticDeclination / 10.0 * RAD; // RAD = pi/180
 
             heading += 2 * Math.PI; // positive all the time, we want zero to return pi
-            if (heading > 2* Math.PI)
+            if (heading > 2* Math.PI) {
                heading -= 2* Math.PI;
+            }
 
         return heading;
     }