diff --git a/app.js b/app.js
index 6b09ff9..dd82aa6 100644
--- a/app.js
+++ b/app.js
@@ -76,8 +76,8 @@ App.configure('production', function(){
 App.get('/', Routes.index);
 App.get('/signin', Routes.signIn);
 App.post('/signin', Routes.signInPost);
-//App.get('/signup', Routes.signUp);
-//App.post('/signup', Routes.signUpPost);
+App.get('/signup', Routes.signUp);
+App.post('/signup', Routes.signUpPost);
 App.get('/signout', Routes.signout)
 //App.get('/:name', Routes.view);
 App.get('/:name/edit', Routes.edit);
diff --git a/db.js b/db.js
index 65c82aa..82b7937 100644
--- a/db.js
+++ b/db.js
@@ -7,6 +7,7 @@ var Bookshelf = require('bookshelf');
 var async = require('async');
 var textile = require('textile-js')
 
+var nodegit = require("nodegit")
 
 var Markdown =  textile //Markdown = require('js-markdown-extra').Markdown
 
@@ -14,6 +15,7 @@ function orderize(files){
    var pageObjs = []
    for (var i = 0; i<files.length; i++){
      var file = files[i].name
+     console.log(file)
      var order = parseInt(file.split("_")[0])
      if(!isNaN(order)) {
       var divId = file.split("_")[1].split(".markdown")[0]
@@ -53,6 +55,7 @@ function fullPath(files) {
 // Load a file, parse the title and generate the HTML
 exports.loadPage = function (name, callback) {
   var path = pathFromNameMd(name);
+  console.log(path)
 //  if (name != "home"){
 //    return callback(null,{exists: false})
 
@@ -60,19 +63,30 @@ exports.loadPage = function (name, callback) {
   
 
   FS.readdir(pathFromDir(), function(err,files){
-      var pathfiles=fullPath(files)
       var fileObj = []
+      var file_ext=".markdown"
+      var clean_list = []
+      for( var  i = 0; i < files.length; i++){
+          var f=files[i]
+          if (f.slice( - file_ext.length, f.length ) === file_ext) {
+            clean_list.push(f)
+          }
+       }
+      files = clean_list
+      
+      var pathfiles=fullPath(files) 
       async.map(pathfiles, FS.readFile, function(err, data){
           for( var  i = 0; i < files.length; i++){
-            //console.log(files[i])
-            try{
-              var html = Markdown(data[i].toString().replace(/\r/g,""))
-              fileObj.push({name : files[i], markdown:data[i].toString(), html:html} )
-            }
-            catch (err){ }
-            
-          }
+              try{
+                console.log(f)
+                var html = Markdown(data[i].toString().replace(/\r/g,""))
+                fileObj.push({name : files[i], markdown:data[i].toString(), html:html} )
+              }
+               catch (err){ }
+                  console.log(err)
+              }
           var torender = orderize(fileObj)
+          
           callback(null,{exists:true, torender:torender})
           
       })  
@@ -127,8 +141,61 @@ exports.editPage = function (name, callback) {
 };
 // Saving is simple.  Just put the markdown in the file
 exports.savePage = function (name, value, callback) {
-  var path = pathFromNameMd(name);
-  FS.writeFile(path, value.replace(/\r/g,""), callback);
+  var pathFile = pathFromNameMd(name);
+  FS.writeFile(pathFile, value.replace(/\r/g,""), function (){
+              
+              
+              
+             
+  
+  var repo;
+  var index;
+  var oid;
+
+  nodegit.Repository.open(Path.resolve(__dirname, "pages/.git"))
+    .then(function(repoResult) {
+        repo = repoResult;
+    })
+    .then(function (){ 
+      return repo.openIndex();
+    })
+    .then(function(indexResult) {
+     index = indexResult;
+    return index.read(1);
+    })
+    .then(function() {
+     // this file is in the root of the directory and doesn't need a full path
+      return index.addByPath(name);
+    })
+    .then(function() {
+  // this will write both files to the index
+      return index.write();
+    }) 
+    .then(function() {
+      return index.writeTree();
+  })
+  .then(function(oidResult) {
+    oid = oidResult;
+    return nodegit.Reference.nameToId(repo, "HEAD");
+  })
+  .then(function(head) {
+    return repo.getCommit(head);
+  })
+  .then(function(parent) {
+    var author = nodegit.Signature.create("BOB",
+      "BOBHASHH", 123456789, 60);
+    var committer = nodegit.Signature.create("ALICE COMMIT",
+      "alicehash", 987654321, 90);
+
+      return repo.createCommit("HEAD", author, committer, "message", oid, [parent]);
+    })
+    .done(function(commitId) {
+      console.log("New Commit: ", commitId);
+      callback()
+    });
+
+  })
+
 };
 
 var dbFile = Path.join(__dirname, 'app.db');
diff --git a/db_git.js b/db_git.js
new file mode 100644
index 0000000..18df046
--- /dev/null
+++ b/db_git.js
@@ -0,0 +1,193 @@
+var FS = require('fs');
+var Path = require('path');
+//var Markdown = require("marked");
+//var MdRenderer=require("./md-override")
+var knex = require("knex");
+var Bookshelf = require('bookshelf');
+var async = require('async');
+var textile = require('textile-js')
+
+
+var Markdown =  textile //Markdown = require('js-markdown-extra').Markdown
+
+function orderize(files){
+   var pageObjs = []
+   for (var i = 0; i<files.length; i++){
+     var file = files[i].name
+     var order = parseInt(file.split("_")[0])
+     if(!isNaN(order)) {
+      var divId = file.split("_")[1].split(".markdown")[0]
+      var md = files[i].markdown
+      var html = files[i].html
+      pageObjs.push ({name: file.split(".markdown")[0], order:order, divId:divId, markdown:md, html:html })
+    }
+   }
+  return pageObjs.sort(function(a,b){ return a.order - b.order });
+ }
+
+
+// This function is used to map wiki page names to files
+// on the real filesystem.
+function pathFromNameMd(name) {
+  return Path.join(__dirname, "pages", name + ".markdown");
+}
+
+function pathFromName(name) {
+  return Path.join(__dirname, "pages", name);
+}
+
+
+function pathFromDir() {
+  return Path.join(__dirname, "pages");
+}
+
+
+function fullPath(files) {
+  var paths = []
+  for (var i= 0; i < files.length; i++)
+    paths.push(pathFromName(files[i]))
+
+  return paths 
+}
+
+// Load a file, parse the title and generate the HTML
+exports.loadPage = function (name, callback) {
+  var path = pathFromNameMd(name);
+//  if (name != "home"){
+//    return callback(null,{exists: false})
+
+//  }
+  
+
+  FS.readdir(pathFromDir(), function(err,files){
+      var pathfiles=fullPath(files)
+      var fileObj = []
+      async.map(pathfiles, FS.readFile, function(err, data){
+          for( var  i = 0; i < files.length; i++){
+            //console.log(files[i])
+            try{
+              var html = Markdown(data[i].toString().replace(/\r/g,""))
+              fileObj.push({name : files[i], markdown:data[i].toString(), html:html} )
+            }
+            catch (err){ }
+            
+          }
+          var torender = orderize(fileObj)
+          callback(null,{exists:true, torender:torender})
+          
+      })  
+
+  })
+
+};
+
+exports.editPage = function (name, callback) {
+  var path = pathFromNameMd(name);
+
+  
+  FS.readFile(path, 'utf8', function (err, markdown) {
+
+    var exists = true;
+    if (err) {
+      if (err.code === "ENOENT") {
+        // Generate a placeholder body.
+        markdown = "# " + name.replace(/_/g, " ") +
+          "\n\n" + "This page does not exist yet.";
+        exists = false;
+      } else {
+        // Forward on all other errors.
+        return callback(err);
+      }
+    }
+
+    // Parse and render the markdown.
+    /*var tree = Markdown.parse(markdown);
+    var title = name;
+    for (var i = 1, l = tree.length; i < l; i++) {
+      if (tree[i] && tree[i][0] === "header") {
+        title = tree[i][2];
+        tree.splice(i, 1);
+        break;
+      }
+    }*/
+
+  var html = Markdown(markdown);
+    
+    callback(null, {
+      name: name,
+      title: null,
+      exists: exists,
+      markdown: unescape(markdown),
+      html: html,
+    });
+   
+
+  });
+ 
+};
+// Saving is simple.  Just put the markdown in the file
+exports.savePage = function (name, value, callback) {
+  var path = pathFromNameMd(name);
+  FS.writeFile(path, value.replace(/\r/g,""), callback);
+  nodegit.Repository.open("pages")
+    .then(function (){ 
+      return repo.openIndex();
+    })
+    .then(function(indexResult) {
+     index = indexResult;
+    return index.read(1);
+    })
+    .then(function() {
+     // this file is in the root of the directory and doesn't need a full path
+      return index.addByPath(name);
+    })
+    .then(function() {
+  // this will write both files to the index
+      return index.write();
+    }) 
+    .then(function() {
+      return index.writeTree();
+  })
+  .then(function(oidResult) {
+    oid = oidResult;
+    return nodegit.Reference.nameToId(repo, "HEAD");
+  })
+  .then(function(head) {
+    return repo.getCommit(head);
+  })
+  .then(function(parent) {
+    var author = nodegit.Signature.create("BOB",
+      "BOBHASHH", 123456789, 60);
+    var committer = nodegit.Signature.create("ALICE COMMIT",
+      "alicehash", 987654321, 90);
+
+      return repo.createCommit("HEAD", author, committer, "message", oid, [parent]);
+    })
+    .done(function(commitId) {
+      console.log("New Commit: ", commitId);
+    });
+
+};
+
+var dbFile = Path.join(__dirname, 'app.db');
+var DB = Bookshelf(knex({
+   client: 'sqlite3', 
+   connection: { filename: dbFile }
+}));
+
+FS.exists(dbFile, function(exists) {
+    if (!exists) {
+        console.log("create a new DB")
+        DB.knex.schema.createTable('Users', function(table) {
+            table.increments("id")
+            table.string('username')
+            table.string('password')
+        }).then( function(){ console.log("DB created") })
+    }
+})
+
+exports.DB = DB;
+
+
+
+
diff --git a/pages/00_main_title.markdown b/pages/00_main_title.markdown
index 7aa2859..585041d 100644
--- a/pages/00_main_title.markdown
+++ b/pages/00_main_title.markdown
@@ -1,3 +1,3 @@
-h3. [THSF]:/less/is/more 
+h3. [THSF]:/less/is/more/test/test/test
 
 h4. 14-17/05/2015 Toulouse France
diff --git a/pages/02_conference.markdown b/pages/02_conference.markdown
index 0970a6f..b119551 100644
--- a/pages/02_conference.markdown
+++ b/pages/02_conference.markdown
@@ -1,4 +1,4 @@
-h3. Conférences !/images/LOGO_THSF_128.png!
+h3. ConférenceZ !/images/LOGO_THSF_128.png!
 
 | Célia IZOARD ("Revue Z":http://www.zite.fr/-Le-Journal)| L'informatique peut-elle casser des briques?| jeudi à partir de 16h|
 | Bernard STIEGLER ("Philosophe":https://fr.wikipedia.org/wiki/Bernard_Stiegler)|Un changement possible? | jeudi (suite)|
diff --git a/pages/08_stream.markdown b/pages/08_stream.markdown
index c48d344..ee349bd 100644
--- a/pages/08_stream.markdown
+++ b/pages/08_stream.markdown
@@ -22,3 +22,4 @@ h3=. Datas
 * Photos
 "Photomaton du Paulla":http://photomaton.thsf.net/photomaton
 
+h3=. Heloo
\ No newline at end of file
diff --git a/routes/index.js b/routes/index.js
index c11d37b..f78b7c1 100644
--- a/routes/index.js
+++ b/routes/index.js
@@ -11,6 +11,7 @@ var bcrypt = require('bcrypt-nodejs');
 // Load a page from the database and render as html
 exports.index = function (req, res, next) {
   DB.loadPage(req.params.name, function (err, page) {
+    console.log("___" + page)
     if (err) return next(err);
     if (page.exists==false && !req.isAuthenticated())
       res.redirect('/')