diff --git a/code/hooks.js b/code/hooks.js
index fbf5c602..c3e0aa25 100644
--- a/code/hooks.js
+++ b/code/hooks.js
@@ -46,14 +46,15 @@
 // checkRenderLimit: callback is passed the argument of
 //              {reached : false} to indicate that the renderlimit is reached
 //              set reached to true.
-
+// requestFinished: called after each request finished. Argument is 
+//              {success: boolean} indicated the request success or fail.
 
 
 
 window._hooks = {}
 window.VALID_HOOKS = ['portalAdded', 'portalDetailsUpdated',
   'publicChatDataAvailable', 'portalDataLoaded', 'beforePortalReRender',
-  'checkRenderLimit'];
+  'checkRenderLimit', 'requestFinished'];
 
 window.runHooks = function(event, data) {
   if(VALID_HOOKS.indexOf(event) === -1) throw('Unknown event type: ' + event);
diff --git a/code/map_data.js b/code/map_data.js
index 6dc7f0c9..3da36190 100644
--- a/code/map_data.js
+++ b/code/map_data.js
@@ -59,6 +59,7 @@ window.handleFailedRequest = function() {
     var leftOverPortals = portalRenderLimit.mergeLowLevelPortals(null);
     handlePortalsRender(leftOverPortals);
   }
+  runHooks('requestFinished', {success: false});
 }
 
 // works on map data response and ensures entities are drawn/updated.
@@ -139,6 +140,7 @@ window.handleDataResponse = function(data, textStatus, jqXHR) {
 
   resolvePlayerNames();
   renderUpdateStatus();
+  runHooks('requestFinished', {success: true});
 }
 
 window.handlePortalsRender = function(portals) {
@@ -451,6 +453,7 @@ window.isResonatorsShow = function() {
 
 window.isSameResonator = function(oldRes, newRes) {
   if(!oldRes && !newRes) return true;
+  if(!oldRes || !newRes) return false;
   if(typeof oldRes !== typeof newRes) return false;
   if(oldRes.level !== newRes.level) return false;
   if(oldRes.energyTotal !== newRes.energyTotal) return false;
diff --git a/code/redeeming.js b/code/redeeming.js
index 51a126dc..12bc5e32 100644
--- a/code/redeeming.js
+++ b/code/redeeming.js
@@ -12,12 +12,12 @@ window.handleRedeemResponse = function(data, textStatus, jqXHR) {
     } else if (data.error === 'INVALID_PASSCODE') {
       error = 'This passcode is invalid.';
     } else {
-      error = 'The passcode cannot be redeemed.';
+      error = 'There was a problem redeeming the passcode. Try again?';
     }
-    alert("Error: " + data.error + "\n" + error);
+    alert('<strong>' + data.error + "</strong>\n" + error);
   } else if (data.result) {
-    var res_level = 0, res_count = 0;
     var xmp_level = 0, xmp_count = 0;
+    var res_level = 0, res_count = 0;
     var shield_rarity = '', shield_count = 0;
 
     // This assumes that each passcode gives only one type of resonator/XMP/shield.
@@ -30,17 +30,17 @@ window.handleRedeemResponse = function(data, textStatus, jqXHR) {
           shield_count++;
         }
       } else if (acquired.resourceWithLevels) {
-        if (acquired.resourceWithLevels.resourceType === 'EMITTER_A') {
-          res_level = acquired.resourceWithLevels.level;
-          res_count++;
-        } else if (acquired.resourceWithLevels.resourceType === 'EMP_BURSTER') {
+        if (acquired.resourceWithLevels.resourceType === 'EMP_BURSTER') {
           xmp_level = acquired.resourceWithLevels.level;
           xmp_count++;
+        } else if (acquired.resourceWithLevels.resourceType === 'EMITTER_A') {
+          res_level = acquired.resourceWithLevels.level;
+          res_count++;
         }
       }
     }
 
-    alert("Passcode redeemed!\n" + [data.result.apAward + 'AP', data.result.xmAward + 'XM', res_count + 'xL' + res_level + ' RES', xmp_count + 'xL' + xmp_level + ' XMP', shield_count + 'x' + shield_rarity + ' SHIELD'].join('/'));
+    alert("<strong>Passcode accepted!</strong>\n" + [data.result.apAward + 'AP', data.result.xmAward + 'XM', xmp_count + 'xL' + xmp_level + ' XMP', res_count + 'xL' + res_level + ' RES', shield_count + 'x' + shield_rarity + ' SH'].join('/'));
   }
 }
 
@@ -49,6 +49,19 @@ window.setupRedeem = function() {
     if((e.keyCode ? e.keyCode : e.which) != 13) return;
     var data = {passcode: $(this).val()};
     window.postAjax('redeemReward', data, window.handleRedeemResponse,
-      function() { alert('The HTTP request failed. Either your code is invalid or their servers are down. No way to tell.'); });
+      function(response) {
+        var extra = '';
+        if (response && response.status) {
+          if (response.status === 429) {
+            extra = "You have been rate-limited by the server. Wait a bit and try again.";
+          } else {
+            extra = "The server indicated an error.";
+          }
+          extra += "\n" + 'Response: HTTP <a href="http://httpstatus.es/' + jq.status + '" alt="HTTP ' + jq.status + '"target="_blank">' + jq.status + "</a>.";
+        } else {
+          extra = "No status code was returned.";
+        }
+        alert('<strong>The HTTP request failed.</strong> ' + extra);
+      });
   });
 }
diff --git a/plugins/player-tracker.user.js b/plugins/player-tracker.user.js
index f52f4347..fe9c66a8 100644
--- a/plugins/player-tracker.user.js
+++ b/plugins/player-tracker.user.js
@@ -204,9 +204,9 @@ window.plugin.playerTracker.drawData = function() {
     var evtsLength = playerData.events.length;
     var last = playerData.events[evtsLength-1];
     var ago = plugin.playerTracker.ago;
-    var color = playerData.team === 'ALIENS' ? '#029C02' : '#00789C';
+    var cssClass = playerData.team === 'ALIENS' ? 'enl' : 'res';
     var title =
-        '<span style="font-weight:bold; color:'+color+'">' + playerData.nick + '</span>\n'
+        '<span class="nickname '+ cssClass+'" style="font-weight:bold;">' + playerData.nick + '</span>\n'
         + ago(last.time, now) + ' minutes ago\n'
         + last.name;
     // show previous data in tooltip
diff --git a/style.css b/style.css
index f25501f9..31270562 100644
--- a/style.css
+++ b/style.css
@@ -679,15 +679,18 @@ aside {
   max-width: 300px;
   position: absolute;
   z-index: 9999;
-  background-color: #fff;
-  border: 1px solid #ccc;
-  color: #222;
+  background-color: rgba(8, 48, 78, 0.9);
+  border: 1px solid #20A8B1;
+  color: #eee;
   font: 13px/15px "Helvetica Neue", Arial, Helvetica, sans-serif;
   padding: 2px 4px;
 }
 
+.ui-tooltip, .ui-dialog a {
+  color: #FFCE00;
+}
+
 .ui-dialog {
-  border: 1px solid #0F0F0F;
   padding: 0;
   border-radius: 2px;
 }
@@ -715,23 +718,26 @@ aside {
   max-width: 700px !important;
 }
 
-.ui-dialog a {
-  color: #0000ca;
-}
-
 .ui-dialog-buttonpane {
-  background: #F2F2F2;
   padding: 12px;
-  border-top: 1px solid #E6E6E6;
+  border-top: 1px solid #20A8B1;
 }
 
 .ui-dialog-buttonset {
   text-align: right;
 }
 
-.ui-dialog-buttonset button {
+.ui-dialog-buttonset button,
+.ui-dialog-content button {
   padding: 2px;
   min-width: 80px;
+  color: #FFCE00;
+  border: 1px solid #FFCE00;
+  background-color: rgba(8, 48, 78, 0.9);
+}
+
+.ui-dialog-buttonset button:hover {
+  text-decoration: underline;
 }
 
 td {