diff --git a/.ci/release_app.sh b/.ci/release_app.sh
index e7776fe..d2a5b56 100755
--- a/.ci/release_app.sh
+++ b/.ci/release_app.sh
@@ -34,7 +34,8 @@ rm -Rf \
 	weather/package.json \
 	weather/.ci \
 	weather/.tx \
-	weather/doc
+	weather/doc \
+	weather/screenshots
 
 tar cfz weather-${RELEASE_VERSION}.tar.gz weather
 echo "Release version "${RELEASE_VERSION}" is now ready."
diff --git a/img/fog.jpg b/img/fog.jpg
new file mode 100644
index 0000000..e524fec
Binary files /dev/null and b/img/fog.jpg differ
diff --git a/img/fog.png b/img/fog.png
deleted file mode 100644
index 0aeda28..0000000
Binary files a/img/fog.png and /dev/null differ
diff --git a/img/mist.jpg b/img/mist.jpg
new file mode 100644
index 0000000..21c9206
Binary files /dev/null and b/img/mist.jpg differ
diff --git a/img/mist.png b/img/mist.png
deleted file mode 100644
index 00be160..0000000
Binary files a/img/mist.png and /dev/null differ
diff --git a/img/sand.jpg b/img/sand.jpg
index 1889829..fdf0448 100644
Binary files a/img/sand.jpg and b/img/sand.jpg differ
diff --git a/img/sun.jpg b/img/sun.jpg
new file mode 100644
index 0000000..0e6ff2f
Binary files /dev/null and b/img/sun.jpg differ
diff --git a/img/sun.png b/img/sun.png
deleted file mode 100644
index 20f9f32..0000000
Binary files a/img/sun.png and /dev/null differ
diff --git a/img/thunderstorm.jpg b/img/thunderstorm.jpg
new file mode 100644
index 0000000..3ade336
Binary files /dev/null and b/img/thunderstorm.jpg differ
diff --git a/img/thunderstorm.png b/img/thunderstorm.png
deleted file mode 100644
index 0293de3..0000000
Binary files a/img/thunderstorm.png and /dev/null differ
diff --git a/js/app.js b/js/app.js
index 8044610..cdd1403 100644
--- a/js/app.js
+++ b/js/app.js
@@ -39,7 +39,7 @@ app.controller('WeatherController', ['$scope', '$interval', '$timeout', '$compil
 		$scope.homeCity = '';
 
 		$scope.imageMapper = {
-			"Clear": "sun.png",
+			"Clear": "sun.jpg",
 			"Clouds": "clouds.png",
 			"Drizzle": "drizzle.jpg",
 			"Smoke": "todo.png",
@@ -48,12 +48,12 @@ app.controller('WeatherController', ['$scope', '$interval', '$timeout', '$compil
       "Ash": "todo.png",
       "Squall": "todo.png",
       "Tornado": "tornado.jpg",
-			"Haze": "mist.png",
-			"Mist": "mist.png",
+			"Haze": "mist.jpg",
+			"Mist": "mist.jpg",
 			"Rain": "rain.jpg",
 			"Snow": "snow.png",
-			"Thunderstorm": "thunderstorm.png",
-      "Fog": "fog.png",
+			"Thunderstorm": "thunderstorm.jpg",
+      "Fog": "fog.jpg",
 		}
 
 		// Reload weather information each minute