diff --git a/README b/README
index 1d72c00dc2f56b0d39a2db68fb350da7dd6c8c45..5df02119a72a7121770b7380dc10b438fbb54a5a 100644
--- a/README
+++ b/README
@@ -47,10 +47,11 @@ DONE add thread for slu
 DONE remove section changer UI
 DONE change xml view to reflect already performed actions, already recognized text
 DONE add global keybindings (1-9 for sections, y/n)...
+DONE events = click action or words to resynchronize ?
+
+add slu model selector
+add UI to edit phonetizations
 
-events = click action or words to resynchronize ?
-click line = synchronize to that line
-click action = synchronize to the next line
 insert timer in main ui, use it for logger
 add logger
 move slu to asr
diff --git a/data/homeostasis_9fevr.xml b/data/homeostasis_9fevr.xml
new file mode 100644
index 0000000000000000000000000000000000000000..7d66b5d11c2fcf3ca577b781d3430aee23400ec3
--- /dev/null
+++ b/data/homeostasis_9fevr.xml
@@ -0,0 +1,635 @@
+<homeostasis version="09-02-2015">
+    <liste_section sequences="1,2,3,4,5,6,7,8,9" ordre="variable" repetition="oui" action="exclusive">
+        <section id="1" action="start_scene1">
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="start_scene1" lang="esp"> Phase of genetic evolution number one dot one dot one </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+        <section id="2" action="close_scene1/start_scene2">
+            <sequence ordre="strict" repetition="non" action="" lang="esp">
+                <keyword action="open_scene2" lang="esp"> Phase of genetic evolution number two dot two dot two </keyword>
+                <keyword action="open_2.1" lang="eng"> open system </keyword>
+            </sequence>
+            <sequence ordre="strict" repetition="oui" action="" lang="eng"> 
+                <keyword action="open_2.2" lang="eng"> tell me </keyword>
+                <keyword action="open_2.3" lang="eng"> open technical characteristics </keyword>
+                <keyword action="open_2.3" lang="eng"> read </keyword>
+                <keyword action="open_2.4" lang="eng"> next </keyword>
+                <keyword action="open_2.5" lang="eng"> yes </keyword>
+                <keyword action="open_2.6" lang="eng"> read </keyword>
+                <keyword action="open_2.7" lang="eng"> download </keyword>
+                <keyword action="open_2.8" lang="eng"> open the terms and conditions of use of body x epsilon system three point zero </keyword>
+                <keyword action="open_2.9" lang="eng"> accept terms and conditions of use </keyword>
+                <keyword action="open_2.10" lang="eng"> next </keyword>
+                <keyword action="open_2.11" lang="eng"> install the new version of me </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+        <section id="3" action="close_scene2/start_scene3">
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="open_scene3" lang="esp"> Phase of genetic evolution number three dot three dot three </keyword>
+            </sequence>
+            <sequence ordre="strict" repetition="oui" action="" lang="eng">
+                <keyword action="open3.1" lang="eng"> import body data </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.2" lang="eng"> import organic matter data </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.3" lang="eng"> import temperature </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.4" lang="eng"> import time </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.5" lang="eng"> import space data </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.6" lang="eng"> import position </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.7" lang="eng"> import body subsystems </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open3.8" lang="eng"> import estate </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+        <section id="4" action="start_scene4">
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="open_scene4" lang="esp"> Phase of genetic evolution number four dot four dot four </keyword>
+                <keyword action="open_4.1" lang="eng"> open access to body functions </keyword>
+            </sequence>
+            <sequence ordre="strict" repetition="oui" action="" lang="eng">
+                <keyword action="open_4.2" lang="eng"> import body functions space localization </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.3" lang="eng"> import body functions sensations </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.4" lang="eng"> import body functions passion </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.5" lang="eng"> import body functions concentration </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.6" lang="eng"> import body functions perception </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.7" lang="eng"> import body functions formal force </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.8" lang="eng"> import body functions logics </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.9" lang="eng"> import body functions imagination </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.10" lang="eng"> import body functions effort </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.11" lang="eng"> import body functions nervous system </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="open_4.12" lang="eng"> import body functions internal network </keyword>
+                <keyword action="" lang="eng"> upload </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+        <section id="5" action="close_scene4/start_scene5">
+            <sequence ordre="strict" repetition="non" action="" lang="esp">
+                <keyword action="open_scene5" lang="esp"> Phase of genetic evolution number five dot five dot five </keyword>
+            </sequence>
+            <sequence ordre="strict" repetition="oui" action="" lang="eng">
+                <keyword action="open_scene5.1" lang="eng"> set up the connection </keyword>
+                <keyword action="" lang="eng"> open access to memory </keyword>
+                <keyword action="" lang="eng"> import memory data </keyword>
+                <keyword action="" lang="eng"> open memory </keyword>
+                <keyword action="" lang="eng"> deactivate the security system </keyword>
+                <keyword action="" lang="eng"> deactivate the security system of new version </keyword>
+                <keyword action="" lang="eng"> open conditions and terms of use </keyword>
+                <keyword action="" lang="eng"> modify the security conditions of new version anyway </keyword>
+                <keyword action="" lang="eng"> import memory </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+                <keyword action="stop_system_voice" lang="eng"> silence </keyword>
+            </sequence>
+        </section>
+        <section id="6" action="start_scene6">
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="" lang="esp"> Phase of genetic evolution number six dot six dot six  </keyword>
+                <keyword action=""  lang="eng"> open network </keyword>
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                <keyword action= ""> try with functional regulation </keyword>
+                <keyword action="constellation" lang="eng"> encode </keyword>
+                <keyword action="constellation" lang="eng"> passion  </keyword>
+                <keyword action="constellation" lang="eng"> for located </keyword>
+                <keyword action="constellation" lang="eng"> constellation  </keyword>
+                <keyword action="constellation" lang="eng"> center</keyword>
+                <keyword action="constellation" lang="eng"> six six nine</keyword>
+                <keyword action="amplification2" lang="eng"> important</keyword>
+                <keyword action="constellation" lang="eng"> some </keyword>
+                <keyword action="amplification1" lang="eng"> threads </keyword>
+                <keyword action="constellation" lang="eng"> are broken</keyword>
+                <keyword action="constellation" lang="eng"> remove</keyword>
+                <keyword action="constellation" lang="eng"> memory </keyword>
+                <keyword action="constellation" lang="eng"> love</keyword>
+                <keyword action="amplification1" lang="eng"> love</keyword>
+                <keyword action="amplification1" lang="eng"> memory </keyword>
+                <keyword action="amplification2" lang="eng"> love</keyword>
+                <keyword action="amplification1" lang="eng"> errors</keyword>
+                <keyword action="constellation" lang="eng"> a identical</keyword>
+                <keyword action="constellation" lang="eng"> identity </keyword>
+                <keyword action="constellation" lang="eng"> identifier</keyword>
+                <keyword action="constellation" lang="eng"> where</keyword>
+                <keyword action="constellation" lang="eng"> answer</keyword>
+                <keyword action="constellation" lang="eng"> being</keyword>
+                <keyword action="constellation" lang="eng"> boing</keyword>
+                <keyword action="constellation" lang="eng"> boot</keyword>
+                <keyword action="constellation" lang="eng"> reboot</keyword>
+                <keyword action="constellation" lang="eng"> border of </keyword>
+                <keyword action="amplification1" lang="eng"> body </keyword>
+                <keyword action="amplification2" lang="eng"> body </keyword>
+                <keyword action="amplification1" lang="eng"> being</keyword>
+                <keyword action="constellation" lang="eng"> begun</keyword>
+                <keyword action="constellation" lang="eng"> begin</keyword>
+                <keyword action="constellation" lang="eng"> win</keyword>
+                <keyword action="amplification1" lang="eng"> border of </keyword>
+                <keyword action="amplification2" lang="eng"> being</keyword>
+                <keyword action="constellation" lang="eng"> actions</keyword>
+                <keyword action="amplification1" lang="eng"> search </keyword>
+                <keyword action="constellation" lang="eng"> the </keyword>
+                <keyword action="amplification1" lang="eng"> answer </keyword>
+                <keyword action="constellation" lang="eng"> of </keyword>
+                <keyword action="amplification1" lang="eng"> the</keyword>
+                <keyword action="constellation" lang="eng"> there is</keyword>
+                <keyword action="amplification1" lang="eng"> there is </keyword>
+                <keyword action="amplification6" lang="eng"> something</keyword>
+                bo boom
+                <keyword action="amplification3" lang="eng"> body </keyword>
+                <keyword action="constellation" lang="eng"> password</keyword>
+                the pa pa pathetic
+                <keyword action="constellation" lang="eng"> pancreas</keyword>
+                <keyword action="constellation" lang="eng"> give </keyword>
+                to 
+                drive
+                drive
+                to 
+                <keyword action="constellation" lang="eng"> me </keyword>
+                to memo
+                rise
+                say
+                say hello
+                <keyword action="amplification1" lang="eng"> data  </keyword>
+                gi 
+                <keyword action="amplification1" lang="eng"> give  </keyword>
+                <keyword action="amplification1" lang="eng"> me </keyword>
+                the
+                this
+                mine
+                mineral
+                <keyword action="amplification2" lang="eng"> give  </keyword>
+                <keyword action="amplification2" lang="eng"> me </keyword>
+                <keyword action="constellation" lang="eng"> you  </keyword>
+                <keyword action="constellation" lang="eng"> your </keyword>
+                <keyword action="amplification3" lang="eng"> give  </keyword>
+                <keyword action="amplification3" lang="eng"> me  </keyword>
+                <keyword action="amplification1" lang="eng"> your  </keyword>
+                <keyword action="amplification2" lang="eng"> data  </keyword>
+                <keyword action="amplification4" lang="eng"> give  </keyword>
+                <keyword action="amplification4" lang="eng"> me  </keyword>
+                <keyword action="amplification2" lang="eng"> your(s) </keyword>
+                <keyword action="amplification5" lang="eng"> give  </keyword>
+                <keyword action="amplification5" lang="eng"> me  </keyword>
+                <keyword action="amplification3" lang="eng"> your(s)  </keyword>
+                <keyword action="amplification3" lang="eng"> data  </keyword>
+                <keyword action="amplification1" lang="eng"> begun  </keyword>
+                <keyword action="amplification1" lang="eng"> begin  </keyword>
+                <keyword action="amplification1" lang="eng"> wins </keyword>
+                wine 
+                <keyword action="amplification1" lang="eng"> blood  </keyword>
+                <keyword action="constellation" lang="eng"> everywhere </keyword>
+                <keyword action="amplification6" lang="eng"> give  </keyword>
+                <keyword action="amplification7" lang="eng"> give  </keyword>
+                <keyword action="amplification4" lang="eng"> your(s)  </keyword>
+                <keyword action="amplification2" lang="eng"> blood  </keyword>
+                or
+                or go
+                <keyword action="constellation" lang="eng"> golden </keyword>
+                <keyword action="amplification1" lang="eng"> golden  </keyword>
+                <keyword action="amplification4" lang="eng"> data  </keyword>
+                pro
+                to go
+                pro 
+                <keyword action="constellation" lang="eng"> protein protection amino-acid </keyword>
+                to go
+                <keyword action="amplification1" lang="eng"> where  </keyword>
+                is
+                this is
+                <keyword action="constellation" lang="eng"> bilar </keyword>
+                <keyword action="constellation" lang="eng"> violence segment </keyword>
+                <keyword action="constellation" lang="eng"> segregation </keyword>
+                <keyword action="amplification2" lang="eng"> memory  </keyword>
+                <keyword action="amplification1" lang="eng"> encode </keyword>
+                <keyword action="amplification2" lang="eng"> where </keyword>
+                <keyword action="amplification3" lang="eng"> where  </keyword>
+                is every
+                <keyword action="amplification4" lang="eng"> body </keyword>
+                <keyword action="amplification4" lang="eng"> where  </keyword>
+                is no
+                <keyword action="amplification5" lang="eng"> body </keyword>
+                is 
+                <keyword action="amplification5" lang="eng"> where </keyword>
+                but
+                feet
+                free freedom
+                freedom on the move
+                freedom on the move
+                freedom on the move
+                field
+                fo fuck
+                fo
+                free
+                re 
+                rise
+                my
+                memorize
+                freedom on the move
+                freedom on the move
+                to 
+                <keyword action="amplification6" lang="eng"> where  </keyword>
+                to go to  go
+                go go
+                <keyword action="amplification8" lang="eng"> give  </keyword>
+                me go go
+                <keyword action="amplification5" lang="eng"> data  </keyword>
+                going
+                fast
+                <keyword action="amplification2" lang="eng"> clouds  </keyword>
+                of 
+                <keyword action="amplification7" lang="eng"> something </keyword>
+                else than
+                be center in the center of 
+                <keyword action="amplification3" lang="eng"> being </keyword>
+                the place
+                of the 
+                space
+                <keyword action="amplification7" lang="eng"> where </keyword>
+                the end starts
+                contact skin
+                left arm conductor nerve sensor
+                supplementary information like
+                sex name date of birth place 
+                <keyword action="amplification8" lang="eng"> where  </keyword>
+                you live
+                <keyword action="amplification9" lang="eng"> give   </keyword>
+                me 
+                your 
+                <keyword action="amplification6" lang="eng"> data  </keyword>
+                access accede
+                the door is opened
+                <keyword action="#end" lang="eng"> muscular oxygen </keyword>
+
+
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                security system execute some analytics process in the - electrical borders of synapsis
+                transparent margins
+                Elastic borders
+                perpetual disociation between container and content
+                if everything
+                is possible
+                in the magnetic center of nothingness
+                abstract intimacy
+                of the inmaterial universe
+                try with structural regulation
+                open 
+                body wifi connection
+                no 
+                data 
+                detected
+                link 
+                memory 
+                function
+                locate
+                locate 
+                data 
+                storage
+                cells or
+                shining electronics and very well organized cables
+                fragile
+                cells or machines
+                motivated by a flow of an electrical 
+                blood 
+                composed of zero and one
+                a binary logic
+                everything
+                everything can't be logic
+                everything can't be binary
+                but everything
+                what has happened and what happens
+                it's all written down somewhere
+                try with morphogenetics auto regulation
+                activation of nervous 
+                system
+                link nervous 
+                system 
+                to
+                cells
+                heard
+                genetics 
+                data 
+                bank
+                send emergency message to
+                send emergency message to
+                open 
+                body 
+                data 
+                bank
+                open 
+                cells 
+                code
+                open 
+                genetic 
+                code
+
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                try with upper motoneuron
+                functions 
+                functions
+                code 
+                variants
+                nerve motoneuron
+                con con con
+                connect me to this network
+                i'm just looking for the 
+                connection
+                a 
+                connection
+                a link
+                something that links me to something
+                something that tells me that i am not an isolated element
+                that i am not dead
+                to generate a new 
+                memory
+                to store it where i want to store it
+                to visit it when i want to visit it
+                isolated points in 
+                space
+                drops unable to be a sea
+                grains of sand that do not conceive of the desert
+                leaves that do not remember the tree from where they fell
+                i feed on an electrical juice
+                on an image that i generate
+                and that i can change with my fingers
+                searching fingers
+                research fingers
+                search
+                results
+                space 
+                where there are neither limits nor angles
+                where the horizon is nothing else than bits
+                images from a 
+                space 
+                more real than reality
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                <keyword action="constellation" lang="eng"> clouds </keyword>
+                <keyword action="constellation" lang="eng"> beautiful </keyword>
+                <keyword action="constellation" lang="eng"> data </keyword>
+                <keyword action="amplification1" lang="eng"> clouds </keyword>
+                <keyword action="constellation" lang="eng"> rain of identities </keyword>
+                <keyword action="constellation" lang="eng"> storm of possibilities </keyword>
+                <keyword action="constellation" lang="eng"> body </keyword> 
+                <keyword action="constellation" lang="eng"> wifi </keyword>
+                <keyword action="constellation" lang="eng"> search </keyword> 
+                <keyword action="constellation" lang="eng"> and redo </keyword>
+                <keyword action="constellation" lang="eng"> connection </keyword>
+                <keyword action="constellation" lang="eng"> connect me to this network </keyword>
+                <keyword action="constellation" lang="eng"> function </keyword>
+                <keyword action="constellation" lang="eng"> looking for </keyword>
+                <keyword action="amplification1" lang="eng"> something </keyword>
+                <keyword action="constellation" lang="eng"> must </keyword>
+                <keyword action="constellation" lang="eng"> stay </keyword>
+                <keyword action="amplification1" lang="eng"> something </keyword>
+                <keyword action="amplification1" lang="eng"> must </keyword>
+                <keyword action="constellation" lang="eng"> exist</keyword>
+                <keyword action="constellation" lang="eng"> a</keyword>
+                <keyword action="constellation" lang="eng"> thread </keyword>
+                <keyword action="amplification2" lang="eng"> something </keyword>
+                <keyword action="amplification1" lang="eng"> exists </keyword>
+                <keyword action="constellation" lang="eng"> between recollection and oblivion</keyword>
+                <keyword action="constellation" lang="eng"> a tension an echo an emptiness</keyword>
+                <keyword action="amplification3" lang="eng"> something </keyword>
+                <keyword action="constellation" lang="eng"> rare </keyword>
+                <keyword action="amplification1" lang="eng"> stays </keyword>
+                <keyword action="constellation" lang="eng"> through</keyword>
+                <keyword action="constellation" lang="eng"> nothing more strange than this exile</keyword>
+                <keyword action="constellation" lang="eng"> an absolute abyss</keyword>
+                <keyword action="constellation" lang="eng"> a creaking of the bones</keyword>
+                <keyword action="constellation" lang="eng"> a barbarian invasion</keyword>
+                <keyword action="constellation" lang="eng"> the carelessness of destinies</keyword>
+                <keyword action="constellation" lang="eng"> wringing out the </keyword>
+                <keyword action="constellation" lang="eng"> blood</keyword>
+                <keyword action="amplification4" lang="eng"> something </keyword>
+                <keyword action="constellation" lang="eng"> should</keyword>
+                <keyword action="amplification2" lang="eng"> must </keyword>
+                <keyword action="constellation" lang="eng">  or </keyword>
+                <keyword action="amplification2" lang="eng"> must </keyword>
+                <keyword action="constellation" lang="eng">  not</keyword>
+                <keyword action="amplification5" lang="eng"> something </keyword>
+                <keyword action="amplification2" lang="eng"> stays</keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                try with utopian 
+                function
+                how to say
+                that which the nothingness understands
+                that which fear hides
+                in the promises of the future
+                in the frustration of the human
+                in the disappointment of humanity
+                to envy
+                the cadence of machines
+                their speed
+                their power
+                the infinite of the virtual
+                the utopia of the possibilities
+                the simplicity of the cables
+                the capacity of calculation
+                the efficiency of the 
+                systems
+                and to want 
+                try with 
+                <keyword action="amplification2" lang="eng"> functions </keyword>
+                in realtime
+                speak with someone from another 
+                space 
+                in realtime
+                to consult a realtime information
+                climate
+                the exact state
+                of such or such
+                a street
+                to buy
+                to choose
+                to access to all the information of the real world
+                to have virtual sex with
+                sex with 
+                data 
+                with a child
+                a chicken
+                a dead terrorist
+                a screen
+                other 
+                functions 
+                function 
+                analyze 
+                function 
+                capacity
+                capacity
+                to modify
+                to reinventing inner information
+                analyzes of the capacity of modification of basic structures
+                the problem is not the information
+                it's the 
+                connection
+                it's the 
+                link
+                the bond
+                it is the access
+                it is the key
+                it is the 
+                code
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">
+                try with identity 
+                function
+                accede to the infinite 
+                spaces
+                identifier required
+                something that identify me like i
+                identity is a movement
+                random combination
+                temporal accident
+                ephemeral 
+                system
+                to replace identity to identifier
+                liquid identities
+                composed by 
+                codes
+                codes codes codes
+                and some private 
+                data 
+                like
+                geolocalization
+                traced actions
+                autoproduced images
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="constellation" lang="eng">           
+                try with  existential 
+                functions
+                to be innumerable parallel identities
+                from innumerable parallel worlds
+                interconnected parallel worlds
+                interconnected parallel identities
+                to be downloaded
+                to be installed
+                to be executed in the application of being
+                to be synchronized
+                to be shared
+                to mark an alien silence
+                to remain in the space of between
+                to fight in the 
+                body
+                to transcend the effect
+                the fault
+                the default
+                in effect
+                to effect
+                to activate
+                to create
+                to 
+                give 
+                to 
+                give 
+                to 
+                give 
+                to 
+                give 
+                to
+                give 
+                to 
+                give 
+                to 
+                give 
+                to 
+                give 
+                to  
+                to go for a walk in the internal desert
+                to return to the center
+                to scratch the bones
+                to join the form
+                to relead deviations of the brain
+                to integrate the knot
+                to undress the center
+                to be relocated in 
+                space 
+                and time
+                to be the extrinsic silence
+                to undress time
+                to relead the desert
+                to close the access
+                to dance
+                information in movement
+                the movement of information
+                the access 
+                code
+                the 
+                code
+                the access to movement
+                the 
+                body
+                the fear
+                the recollection
+                the naked center
+                the paralysis of the fear
+                to replace the fear 
+                code
+                the 
+                code 
+                of the abyss
+                to be downloaded
+                to be installed
+                to be executed in the application of being
+                to be synchronized
+                to be shared
+                to be
+                try with cognitive function
+                transparent margins
+                elastic borders
+                perpetual dissociation between container and content
+                if everything
+                if if
+                is possible
+                in the magnetic center of nothingness
+                abstract intimacy
+                of the immaterial universe
+            </sequence>
+        </section>
+        <section id="7" action="close_scene6/start_scene7">
+            <sequence>
+                <keyword action="" lang="esp"> Phase of genetic evolution number seven dot seven dot seven </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+        <section id="8" action="close_scene7/start_scene8">
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="" lang="esp">Phase of genetic evolution number eight dot eigt dot eight </keyword>
+                <keyword action="#end" lang="eng"> search for sequences producing significant alignments in genetic database </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+            <sequence ordre="variable" repetition="oui" action="" lang="eng">
+                <keyword action="memorise_loop" lang="eng"> record </keyword>
+                <keyword action="" lang="eng"> stop </keyword>
+                <keyword action="" lang="eng"> save this memory in genetic database </keyword>
+                <keyword action="" lang="eng"> next </keyword>
+                <keyword action="memorise_loop" lang="eng"> record </keyword>
+                <keyword action="" lang="eng"> stop </keyword>
+                <keyword action="" lang="eng"> erase this memory </keyword>
+                <keyword action="#end" lang="eng"> give me my data </keyword>
+            </sequence>
+            <sequence ordre="strict" repetition="non" action="" lang="eng">
+                <keyword action="" lang="esp">Phase of genetic evolution number nine dot nine dot nine </keyword>
+                <keyword action="#end" lang="eng"> drop return to the center </keyword>
+            </sequence>
+        </section>
+    </liste_section>
+</homeostasis>
diff --git a/validate.py b/validate.py
index 94afbcb79de1828eec2a902908ecf74629f908aa..e8e781198578b62cd7e0d8908ffc45be252ab575 100644
--- a/validate.py
+++ b/validate.py
@@ -15,10 +15,10 @@ class VerifyException(Exception):
         return str(self)
 
 def is_int(text):
-    return re.match(r'^\d+$', text)
+    return text != None and re.match(r'^\d+$', text)
 
 def has_blank(text):
-    return re.search(r'\s', text)
+    return text != None and re.search(r'\s', text)
 
 def verify_keyword(node):
     global seen_actions, warnings
@@ -64,9 +64,9 @@ def verify_section(node):
     if has_blank(node.get('action')):
         raise VerifyException('spaces not allowed in action "%s"' % node.get('action'), node)
     if not is_int(node.get('id')):
-        raise VerifyException('only integers allowed for section id "%s"' % node.get('id'))
+        raise VerifyException('only integers allowed for section id "%s"' % node.get('id'), node)
     if node.get('id') in seen_section_ids:
-        raise VerifyException('repeated section id "%s"' % node.get('id'))
+        raise VerifyException('repeated section id "%s"' % node.get('id'), node)
     seen_section_ids[node.get('id')] = True
     for child in node:
         if child.tag == 'sequence':
@@ -119,7 +119,11 @@ def validate_xml(filename):
     except Exception as e:
         if len(warnings) > 0:
             warnings.append('--------------')
-        return (False, '\n'.join(warnings) + '\n' + str(e))
+        if isinstance(e, VerifyException):
+            return (False, '\n'.join(warnings) + '\n' + str(e))
+        else:
+            import traceback, sys
+            return (False, '\n'.join(warnings) + '\n' + traceback.format_exc(e))
     if len(warnings) > 0:
         warnings.append('--------------')
     return (True, '\n'.join(warnings) + '\nsuccessfuly validated "%s"\nfound %d sections, %d types of action' % (filename, len(seen_section_ids), len(seen_actions)))