diff -r 3f5b3fe4a1d7 src/xitk/event.c
--- a/src/xitk/event.c	Tue Apr 13 10:06:41 2010 +0200
+++ b/src/xitk/event.c	Thu Apr 15 13:21:15 2010 +0200
@@ -1208,6 +1208,41 @@ void gui_execute_action_id(action_id_t a
     }
     break;
 
+  case ACTID_ATMOLIGHT_ENABLE:
+    if (gGui->post_video_elements_num) {
+      int i;
+      for (i = 0; i < gGui->post_video_elements_num; ++i) {
+        post_element_t *pve = gGui->post_video_elements[i];
+        if (!strcmp(pve->name, "atmo")) {
+          xine_post_in_t *input_api = (xine_post_in_t *) xine_post_input(pve->post, "parameters");
+          if (input_api) {
+            xine_post_api_t *post_api = (xine_post_api_t *) input_api->data;
+            xine_post_api_descr_t *api_descr = post_api->get_param_descr();
+            xine_post_api_parameter_t *parm = api_descr->parameter;
+            while(parm->type != POST_PARAM_TYPE_LAST) {
+              if (!strcmp(parm->name, "enabled")) {
+                uint8_t *param_data = malloc(api_descr->struct_size);
+                if (param_data) {
+                  post_api->get_parameters(pve->post, param_data);
+                  int *enabled = (int *)(param_data + parm->offset);
+                  if (gGui->numeric.set)
+                    *enabled = (gGui->numeric.arg) ? 1: 0;
+                  else
+                    *enabled = (*enabled) ? 0: 1;
+                  post_api->set_parameters(pve->post, param_data);
+                  free(param_data);
+                }
+                break;
+              }
+              parm++;
+            }
+          }
+          break;
+        }
+      }
+    }
+    break;
+
   default:
     break;
   }
diff -r 3f5b3fe4a1d7 src/xitk/kbindings.h
--- a/src/xitk/kbindings.h	Tue Apr 13 10:06:41 2010 +0200
+++ b/src/xitk/kbindings.h	Thu Apr 15 13:21:15 2010 +0200
@@ -157,6 +157,7 @@ typedef enum {
   ACTID_PVR_SETMARK,
   ACTID_PVR_SETNAME,
   ACTID_PVR_SAVE,
+  ACTID_ATMOLIGHT_ENABLE,
 
   /*
    * The below events map one-to-one with definitions in xine-lib's events.h 
diff -r 3f5b3fe4a1d7 src/xitk/kbindings_common.c
--- a/src/xitk/kbindings_common.c	Tue Apr 13 10:06:41 2010 +0200
+++ b/src/xitk/kbindings_common.c	Thu Apr 15 13:21:15 2010 +0200
@@ -325,6 +325,8 @@ static const kbinding_entry_t default_bi
     "PVRSetName",             ACTID_PVR_SETNAME             , "VOID",     KEYMOD_NOMOD   , 0 , 0},
   { "input_pvr: save the stream section",
     "PVRSave",                ACTID_PVR_SAVE                , "VOID",     KEYMOD_NOMOD   , 0 , 0},
+  { "atmolight: switch on/off",
+    "AtmolightEnable",        ACTID_ATMOLIGHT_ENABLE        , "VOID",     KEYMOD_NOMOD   , 0 , 0},
 #ifdef ENABLE_VDR_KEYS
   { "VDR Red button",
     "VDRButtonRed",           ACTID_EVENT_VDR_RED            , "VOID",     KEYMOD_NOMOD   , 0 , 0},