diff --git a/src/main/webapp/images/16x16/setting.png b/src/main/webapp/images/16x16/setting.png
deleted file mode 100644
index 0d3a71f..0000000
Binary files a/src/main/webapp/images/16x16/setting.png and /dev/null differ
diff --git a/src/main/webapp/images/16x16/switch-off.png b/src/main/webapp/images/16x16/switch-off.png
deleted file mode 100644
index b5728ed..0000000
Binary files a/src/main/webapp/images/16x16/switch-off.png and /dev/null differ
diff --git a/src/main/webapp/images/16x16/switch-on.png b/src/main/webapp/images/16x16/switch-on.png
deleted file mode 100644
index 4ba4ea4..0000000
Binary files a/src/main/webapp/images/16x16/switch-on.png and /dev/null differ
diff --git a/src/main/webapp/images/24x24/switch-off.png b/src/main/webapp/images/24x24/switch-off.png
deleted file mode 100644
index f013e8e..0000000
Binary files a/src/main/webapp/images/24x24/switch-off.png and /dev/null differ
diff --git a/src/main/webapp/images/24x24/switch-on.png b/src/main/webapp/images/24x24/switch-on.png
deleted file mode 100644
index 51ca3b8..0000000
Binary files a/src/main/webapp/images/24x24/switch-on.png and /dev/null differ
diff --git a/src/main/webapp/images/32x32/switch-off.png b/src/main/webapp/images/32x32/switch-off.png
deleted file mode 100644
index d0f10b0..0000000
Binary files a/src/main/webapp/images/32x32/switch-off.png and /dev/null differ
diff --git a/src/main/webapp/images/32x32/switch-on.png b/src/main/webapp/images/32x32/switch-on.png
deleted file mode 100644
index e8cb8f0..0000000
Binary files a/src/main/webapp/images/32x32/switch-on.png and /dev/null differ
diff --git a/src/main/webapp/images/48x48/switch-off.png b/src/main/webapp/images/48x48/switch-off.png
deleted file mode 100644
index c451df6..0000000
Binary files a/src/main/webapp/images/48x48/switch-off.png and /dev/null differ
diff --git a/src/main/webapp/images/48x48/switch-on.png b/src/main/webapp/images/48x48/switch-on.png
deleted file mode 100644
index 7c4432c..0000000
Binary files a/src/main/webapp/images/48x48/switch-on.png and /dev/null differ