diff --git a/data/m_prac1.lua b/data/m_prac1.lua
index 55162af..7dc9f65 100644
--- a/data/m_prac1.lua
+++ b/data/m_prac1.lua
@@ -2,7 +2,8 @@ levels["prac1"]={
     load=function()
         mapa.load("prac1.map")
 
-        --actors.add({name="estudiant",x=10,y=8,o="d",gfx={x=64,y=48}})
+        actors.add({name="profe",x=6,y=5,o="d",gfx={x=192,y=0}})
+
         actors.add({name="comp_1_1",x=4,y=9,o="d",gfx={x=160,y=0},action=levels.prac1.comp_updating_action})
         actors.add({name="comp_2_1",x=6,y=9,o="d",gfx={x=176,y=0},action=levels.prac1.comp_updating_action})
         actors.add({name="comp_1_2",x=4,y=11,o="d",gfx={x=160,y=0},action=levels.prac1.comp_updating_action})
@@ -19,31 +20,32 @@ levels["prac1"]={
 
         actors.add({name="comp_profe",x=4,y=6,o="d",gfx={x=96,y=0},action=levels.prac1.comp_profe_action})
         actors.add({name="taula_profe",x=6,y=6,o="d",gfx={x=160,y=16}})
+
+        actors.add({name="alumne1",x=4,y=10,o="d",gfx={x=0,y=96}})
+        actors.add({name="alumne2",x=12,y=12,o="d",gfx={x=16,y=96}})
+        actors.add({name="alumne3",x=14,y=12,o="d",gfx={x=32,y=96}})
+        actors.add({name="alumne4",x=6,y=12,o="d",gfx={x=48,y=96}})
+
+        actors.add({name="alumne5",x=6,y=14,o="r",gfx={x=96,y=48}})
         --actors.add({name="taza_usufondo",x=14,y=15,o="d",gfx={x=112,y=32},action=levels.jail1.taza_usufondo_action})
         --if not objects.search("diskito_usufondo") then actors.add({name="disquito_usufondo",x=15,y=10,o="d",gfx={x=96,y=32},action=levels.jail1.disquito_usufondo_action}) end
 
         --actors.add({name="usufondo",x=16,y=14,o="d",gfx={x=0,y=0}})
 
-        switches.add({x=8,y=8,w=1,h=3,action=
+        switches.add({x=4,y=14,w=10,h=1,action=
             function()
-                if not flags.usu1 then
-                    flags.usu1=1
-                    scene.start({
-                        function() actors.add({name="usufondo",x=16,y=8,o="d",gfx={x=0,y=0}}) scene.cont() end,
-                        function() wait.start(1) end,
-                        function() actors.search("usufondo").path={pos=0,route='dlllll'} end,
-                        function() balloon.show("HOY NO HAY JAIL!\nTU MISMO!!",10,"usufondo",false,{x=7,w=10,h=2}) end,
-                        --function() objects.collect("diskito_usufondo") end,
-                        function() actors.search("usufondo").path={pos=0,route='rrrrru'} end,
-                        function() wait.start(0.5) end,
-                        function() actors.remove("usufondo") scene.cont() end,
-                        function() wait.start(1) end,
-                        function() balloon.show("IMBÈSIL...",2,"jailer",true,{x=5,w=7,h=1}) end
-                    })
-                    return true
-                else
-                    return false
-                end
+                scene.start({
+                    --function() actors.add({name="usufondo",x=16,y=8,o="d",gfx={x=0,y=0}}) scene.cont() end,
+                    --function() wait.start(1) end,
+                    function() balloon.show("OYE TU!",9,"profe",false,{x=4,w=6,h=1}) end,
+                    function() actors.search("profe").path={pos=0,route='rrrdddddd'} end,
+                    function() balloon.show("TE PARECE HORA DE LLEGAR\nA LA PRÁCTICA?",9,"profe",false,{x=3,w=14,h=2}) end,
+--                    function() actors.search("usufondo").path={pos=0,route='rrrrru'} end,
+--                    function() wait.start(0.5) end,
+--                    function() actors.remove("usufondo") scene.cont() end,
+                    function() wait.start(1) end,
+                    function() balloon.show("IMBÈSIL...",2,"jailer",true,{x=5,w=7,h=1}) end
+                })
             end
         })
     end,
diff --git a/data/sprites.gif b/data/sprites.gif
index 7f5614b..33d1754 100644
Binary files a/data/sprites.gif and b/data/sprites.gif differ