File compiz-scale-mode-toggle-1.diff of Package compiz
--- a/plugins/scale.c +++ b/plugins/scale.c @@ -1343,6 +1343,11 @@ scaleInitiate (CompDisplay *d, ss->type = ScaleTypeNormal; return scaleInitiateCommon (s, action, state, option, nOption); } + else if (action->type & CompBindingTypeKey) + { + if ((state & CompActionStateInitKey) && !action->key.modifiers) + scaleTerminate (d, action, 0, option, nOption); + } } return FALSE;