diff --git a/package.nw/GridTracker.html b/package.nw/GridTracker.html
index 4d0d7aea..6211d663 100644
--- a/package.nw/GridTracker.html
+++ b/package.nw/GridTracker.html
@@ -690,13 +690,13 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
             <img src="./img/log_local.png" class="buttonImg" />
           </div>
           <div id="timezoneButton" onclick="toggleTimezones()" class="iconButton" title="Toggle Timezone Layer">
-            <img src="./img/timezone-button.png" class="buttonImg" />
+            <img id="timezoneImg" src="./img/timezone-button.png" class="buttonImg" />
           </div>
           <div id="radarButton" onclick="toggleNexrad()" class="iconButton" title="Toggle US Nexrad">
-            <img src="./img/radar-button.png" class="buttonImg" />
+            <img id="radarImg" src="./img/radar-button.png" class="buttonImg" />
           </div>
           <div id="gridOverlayButton" onclick="toggleAllGrids()" class="iconButton" title="Toggle All Grid Overlay">
-            <img src="./img/grid-overlay.png" class="buttonImg" />
+            <img id="gridOverlayImg" src="./img/grid-overlay.png" class="buttonImg" />
           </div>
           <div id="gtFlagButton" onclick="toggleGtMap();" class="iconButton" title="Toggle View GridTracker Users">
             <img id="gtFlagImg" src="" class="buttonImg" />
diff --git a/package.nw/lib/gt.js b/package.nw/lib/gt.js
index 004c0b46..74b8e59c 100644
--- a/package.nw/lib/gt.js
+++ b/package.nw/lib/gt.js
@@ -4759,6 +4759,7 @@ function toggleAllGrids()
 {
   g_showAllGrids = !g_showAllGrids;
   setTrophyOverlay(g_currentOverlay);
+  gridOverlayImg.style.filter = g_showAllGrids ? "" : "grayscale(1)";
 }
 
 function changeAnimate()
@@ -5949,6 +5950,8 @@ function toggleNexrad()
   }
 
   g_mapSettings.usNexrad = g_nexradEnable == 1;
+  radarImg.style.filter = g_mapSettings.usNexrad ? "" : "grayscale(1)";
+  saveMapSettings();
 }
 
 function nexradRefresh()
@@ -12441,6 +12444,8 @@ function toggleTimezones()
       g_timezoneLayer = null;
     }
   }
+  
+  timezoneImg.style.filter = g_timezonesEnable == 1 ? "" : "grayscale(1)";
 }
 
 function drawAllGrids()
@@ -12887,6 +12892,9 @@ function loadMapSettings()
   trafficDecode.checked = g_mapSettings.trafficDecode;
 
   pskSpotsImg.style.filter = g_spotsEnabled == 1 ? "" : "grayscale(1)";
+  timezoneImg.style.filter = g_timezonesEnable == 1 ? "" : "grayscale(1)";
+  radarImg.style.filter = g_mapSettings.usNexrad ? "" : "grayscale(1)";
+  gridOverlayImg.style.filter = g_showAllGrids ? "" : "grayscale(1)";
 
   g_bandToColor = JSON.parse(JSON.stringify(g_pskColors));