diff --git a/data/imp.lua b/data/imp.lua
index 64d6c2f..09d5eec 100644
--- a/data/imp.lua
+++ b/data/imp.lua
@@ -68,6 +68,7 @@ function imp.new(_hab, _x, _y)
        analisis={},        -- Resultat de la informació extreta de l'entorn
        old_action="-",
        invencible=false,
+       flip_wait=100,      -- Temps per a forçar un flip 
        -- direccio=imp.direccio,
        draw=imp.draw,
        hit=imp.hit,
@@ -492,8 +493,10 @@ end
 
 function imp:shot(actor)
 if DEBUG_FN_NAME then print("shot") end
-    self.fight_mode = self.fight_modes["shot"]
-    self:reset_fight_mode_cooldown(1)
+    -- self.fight_mode = self.fight_modes["shot"]
+    -- self:reset_fight_mode_cooldown(1)
+    self:do_flip(abad)
+    self.flip_wait=100
     print("FIREBALL!!")
     self.shot_cooldown = 500
 end
@@ -509,7 +512,8 @@ if DEBUG_FN_NAME then print("reduce_cooldown") end
     
     self.fight_mode_cooldown  = self.fight_mode_cooldown  -1
     self.super_cooldown = self.super_cooldown -1
-    self.shoot_cooldown = self.shoot_cooldown -1
+    self.shot_cooldown = self.shot_cooldown -1
+    self.flip_wait = self.flip_wait -1
 end
 
 function imp:reset_fight_mode_cooldown( value )
@@ -538,7 +542,7 @@ function imp:pattern_movement()
 if DEBUG_FN_NAME then print("pattern_movement") end
     self.movement_type = "pattern"
 
-    print("Pattern")
+    -- print("Pattern")
 end
 
 function imp:pattern_next_action()
@@ -876,13 +880,20 @@ end
 
 function imp:next_action()
     local action = "stay"
-    
-    if self.movement_type=="free" then
-        msg_print(10,20,"FREE",true)
-        action = self:free_next_action()
-    else
-        msg_print(10,20,"PATTERN "..self.action_event,true)
-        action=self:pattern_next_action()
+    if self.shot_cooldown<=0 then
+        if h_collision(self, abad) then
+            action = "shot"
+        end
+    end
+
+    if action=="stay" then
+        if self.movement_type=="free" then
+            msg_print(10,20,"FREE",true)
+            action = self:free_next_action()
+        else
+            msg_print(10,20,"PATTERN "..self.action_event,true)
+            action=self:pattern_next_action()
+        end
     end
     return action
 end
@@ -930,11 +941,13 @@ if DEBUG_FN_NAME then print("move "..self.fight_mode) end
         
         print("Next random target => "..self.target.id)
     end
-
-    if self.fight_mode==self.fight_modes["chase"] then
-        self:do_flip(abad)
-    else
-        self:do_flip(self.target)
+    
+    if self.flip_wait<=0 then 
+        if self.fight_mode==self.fight_modes["chase"] then
+            self:do_flip(abad)
+        else
+            self:do_flip(self.target)
+        end
     end
 
     if self.analisis.going_to_fall  then self.action_event="prefall" end