diff --git a/src/css/default/LSdefault.css b/src/css/default/LSdefault.css
index 89151281..e3aa4f7b 100644
--- a/src/css/default/LSdefault.css
+++ b/src/css/default/LSdefault.css
@@ -19,6 +19,20 @@ span.LSinfosBox {
   padding:                  2px;
 }
 
+div.LSinfosBox p {
+  padding:                  0 1em;
+}
+
+div.LSinfosBox ul {
+  padding-left: 1em;
+}
+
+div.LSinfosBox ul li.separator {
+  list-style-type: none;
+  border-bottom: 1px solid;
+  margin-left: -1em;
+}
+
 
 div.LSdebug {
   top:                      10px;
@@ -36,7 +50,7 @@ div.LSerror {
   color:                    #fff;
 }
 
-#LSdebug_txt, #LSerror_txt, #LSinfos_txt, #LSjsConfig  {
+#LSdebug, #LSerror, #LSinfos, #LSjsConfig  {
   display:                  none;
 }
 
diff --git a/src/includes/class/class.LSerror.php b/src/includes/class/class.LSerror.php
index 65a66cda..5c4d231e 100644
--- a/src/includes/class/class.LSerror.php
+++ b/src/includes/class/class.LSerror.php
@@ -87,12 +87,9 @@ class LSerror {
    */
   public static function display($return=False) {
     $errors = self :: getErrors();
-    if ($errors) {
-      if ($return) {
-        return $errors;
-      }
-      LStemplate :: assign('LSerrors', $errors);
-    }
+    if ($errors  && $return)
+      return $errors;
+    LStemplate :: assign('LSerrors', base64_encode(json_encode($errors)));
     return;
   }
 
@@ -123,19 +120,14 @@ class LSerror {
   *
   * @retvat string Le texte des erreurs
   */
-  public static function getErrors($raw=false) {
-    if(!empty($_SESSION['LSerror'])) {
-      if ($raw)
-        $return = $_SESSION['LSerror'];
-      else {
-        $return = '';
-        foreach ($_SESSION['LSerror'] as $error)
-          $return .= $error."<br />\n";
-      }
-      self :: resetError();
-      return $return;
-    }
-    return;
+  public static function getErrors() {
+    $return = (
+      self :: errorsDefined()?
+      $_SESSION['LSerror']:
+      array()
+    );
+    self :: resetError();
+    return $return;
   }
 
  /**
@@ -176,7 +168,11 @@ class LSerror {
   * @retvat boolean
   */
   public static function errorsDefined() {
-    return !empty($_SESSION['LSerror']);
+    return (
+      isset($_SESSION['LSerror']) &&
+      is_array($_SESSION['LSerror']) &&
+      !empty($_SESSION['LSerror'])
+    );
   }
 
  /**
@@ -187,7 +183,8 @@ class LSerror {
   * @retvat void
   */
   private static function resetError() {
-    unset ($_SESSION['LSerror']);
+    if (isset($_SESSION['LSerror']))
+      unset ($_SESSION['LSerror']);
   }
 
   /**
diff --git a/src/includes/class/class.LSsession.php b/src/includes/class/class.LSsession.php
index df45a108..781c4e49 100644
--- a/src/includes/class/class.LSsession.php
+++ b/src/includes/class/class.LSsession.php
@@ -1698,19 +1698,24 @@ class LSsession {
     LStemplate :: assign('displaySelfAccess',LSauth :: displaySelfAccess());
 
     // Infos
-    if((!empty($_SESSION['LSsession_infos']))&&(is_array($_SESSION['LSsession_infos']))) {
-      LStemplate :: assign('LSinfos',$_SESSION['LSsession_infos']);
-      $_SESSION['LSsession_infos']=array();
-    }
+    LStemplate :: assign(
+      'LSinfos',
+      base64_encode(
+        json_encode(
+          isset($_SESSION['LSsession_infos']) && is_array($_SESSION['LSsession_infos'])?
+          $_SESSION['LSsession_infos']:
+          array()
+        )
+      )
+    );
+    $_SESSION['LSsession_infos'] = array();
+
+    // Errors
+    LSerror :: display();
+
+    // LSdebug
+    LSdebug_print();
 
-    if (self :: $ajaxDisplay) {
-      LStemplate :: assign('LSerror_txt',LSerror :: getErrors());
-      LStemplate :: assign('LSdebug_txt',LSdebug_print(true));
-    }
-    else {
-      LSerror :: display();
-      LSdebug_print();
-    }
     if (!self :: $template)
       self :: setTemplate('base_connected.tpl');
 
@@ -1750,43 +1755,43 @@ class LSsession {
     if (isset($data['success']) && !$data['success'] && http_response_code() == 200)
       http_response_code(400);
 
-    // If redirection set, just redirect user before handling messages/errors to
+    // If redirection set, just redirect user and not handling messages/errors to
     // keep it in session and show it on next page
-    if (isset($data['LSredirect']) && (!LSdebugDefined()) ) {
-      echo json_encode($data, (($pretty||isset($_REQUEST['pretty']))?JSON_PRETTY_PRINT:0));
-      return;
-    }
+    if (!isset($data['LSredirect']) || LSdebugDefined()) {
+      if (!self :: $api_mode && class_exists('LStemplate'))
+        $data['LSjsConfig'] = LStemplate :: getJSconfigParam();
 
-    if (!self :: $api_mode && class_exists('LStemplate'))
-      $data['LSjsConfig'] = LStemplate :: getJSconfigParam();
-
-    // Infos
-    if((!empty($_SESSION['LSsession_infos']))&&(is_array($_SESSION['LSsession_infos']))) {
-      if (self :: $api_mode) {
+      // Infos
+      if(
+        !empty($_SESSION['LSsession_infos']) &&
+        is_array($_SESSION['LSsession_infos'])
+      ) {
         $data['messages'] = $_SESSION['LSsession_infos'];
+        $_SESSION['LSsession_infos'] = array();
       }
-      else {
-        $txt_infos="<ul>\n";
-        foreach($_SESSION['LSsession_infos'] as $info) {
-          $txt_infos.="<li>$info</li>\n";
-        }
-        $txt_infos.="</ul>\n";
-        $data['LSinfos'] = $txt_infos;
-      }
-      $_SESSION['LSsession_infos']=array();
-    }
 
-    if (LSerror :: errorsDefined()) {
-      $data[(self :: $api_mode?'errors':'LSerror')] = LSerror :: getErrors(self :: $api_mode);
+      if (LSerror :: errorsDefined()) {
+        $data['errors'] = LSerror :: getErrors(self :: $api_mode);
+      }
+
+      if (!self :: $api_mode && LSdebugDefined()) {
+        $data['LSdebug'] = LSdebug_print(true);
+      }
     }
 
     if (!self :: $api_mode && isset($_REQUEST['imgload'])) {
       $data['imgload'] = $_REQUEST['imgload'];
     }
 
-    if (!self :: $api_mode && LSdebugDefined()) {
-      $data['LSdebug'] = LSdebug_print(true,false);
-    }
+    echo json_encode(
+      $data,
+      (
+        $pretty || isset($_REQUEST['pretty'])?
+        JSON_PRETTY_PRINT:
+        0
+      )
+    );
+    return;
 
     echo json_encode($data, (($pretty||isset($_REQUEST['pretty']))?JSON_PRETTY_PRINT:0));
   }
diff --git a/src/includes/functions.php b/src/includes/functions.php
index 5205f0f4..71e15f69 100644
--- a/src/includes/functions.php
+++ b/src/includes/functions.php
@@ -279,45 +279,49 @@ function varDump($data) {
   return $data;
 }
 
-$GLOBALS['LSdebug_fields']=array();
-function LSdebug($data,$dump=false) {
-  if ($dump) {
-    $data=varDump($data);
-  }
+/*
+ * LSdebug
+ */
+$GLOBALS['LSdebug_fields'] = array();
+function LSdebug($data, $dump=false) {
+  if ($dump)
+    $data = varDump($data);
+
   if (class_exists('LSlog'))
     LSlog :: debug($data);
 
-  if (!is_array($data) && !is_object($data)) {
-    $data="[$data]";
-  }
-  $GLOBALS['LSdebug_fields'][]=$data;
+  $GLOBALS['LSdebug_fields'][] = htmlentities(strval($data));
   return true;
 }
 
-function LSdebug_print($return=false,$ul=true) {
-  if (( $GLOBALS['LSdebug_fields'] ) && (LSdebug)) {
-    if ($ul) $txt='<ul>'; else $txt="";
-    foreach($GLOBALS['LSdebug_fields'] as $debug) {
-      if (is_array($debug)||is_object($debug)) {
-        $txt.='<li><pre>'.htmlentities(print_r($debug,true)).'</pre></li>';
-      }
-      else {
-        $txt.='<li><pre>'.htmlentities(strval($debug)).'</pre></li>';
-      }
-    }
-    if ($ul) $txt.='</ul>';
-    LStemplate :: assign('LSdebug',$txt);
-    if ($return) {
-      return $txt;
-    }
-  }
+function LSdebug_print($return=false) {
+  $result = array();
+  if (LSdebugDefined())
+    $result = $GLOBALS['LSdebug_fields'];
+
+  // Reset
+  $GLOBALS['LSdebug_fields'] = array();
+  if ($return)
+    return $result;
+    LStemplate :: assign(
+      'LSdebug_content',
+      base64_encode(
+        json_encode(
+          $result
+        )
+      )
+    );
   return;
 }
 
 function LSdebugDefined() {
   if (!LSdebug)
     return;
-  return (!empty($GLOBALS['LSdebug_fields']));
+  return (
+    isset($GLOBALS['LSdebug_fields']) &&
+    is_array($GLOBALS['LSdebug_fields']) &&
+    !empty($GLOBALS['LSdebug_fields'])
+  );
 }
 
   /**
diff --git a/src/includes/js/LSdefault.js b/src/includes/js/LSdefault.js
index f89ab8d1..2cc5fa97 100644
--- a/src/includes/js/LSdefault.js
+++ b/src/includes/js/LSdefault.js
@@ -10,22 +10,23 @@ var LSdefault = new Class({
         name: 'LSdebug',
         fxDuration: 600,
         closeBtn: 1,
-        autoClose: 0
+        autoClose: 0,
+        pre: 1,
       });
-      this.LSdebugInfos = $('LSdebug_txt');
+      this.LSdebugInfos = $('LSdebug');
 
       // LSerror
       this.LSerror = new LSinfosBox({
         name: 'LSerror',
         opacity: 0.9,
         closeBtn: 1,
-        autoClose: 0
+        autoClose: 0,
       });
-      this.LSerror_div = $('LSerror_txt');
+      this.LSerror_div = $('LSerror');
 
       // LSinfos
       this.LSinfos = new LSinfosBox({name: 'LSinfos'});
-      this.LSinfos_div = $('LSinfos_txt');
+      this.LSinfos_div = $('LSinfos');
 
       // LSjsConfig
       this.LSjsConfigEl = $('LSjsConfig');
@@ -46,16 +47,16 @@ var LSdefault = new Class({
       }
 
       // Display Infos
-      if (this.LSdebugInfos.innerHTML != '') {
-        this.LSdebug.display(this.LSdebugInfos.innerHTML);
+      if (this.LSdebugInfos.innerHTML) {
+        this.LSdebug.display(JSON.decode(atob(this.LSdebugInfos.innerHTML)));
       }
 
-      if (this.LSerror_div.innerHTML != '') {
-        this.LSerror.display(this.LSerror_div.innerHTML);
+      if (this.LSerror_div.innerHTML) {
+        this.LSerror.display(JSON.decode(atob(this.LSerror_div.innerHTML)));
       }
 
-      if (this.LSinfos_div.innerHTML != '') {
-        this.LSinfos.display(this.LSinfos_div.innerHTML);
+      if (this.LSinfos_div.innerHTML) {
+        this.LSinfos.display(JSON.decode(atob(this.LSinfos_div.innerHTML)));
       }
 
       // :)
@@ -154,7 +155,6 @@ var LSdefault = new Class({
     },
 
     checkAjaxReturn: function(data) {
-      this.LSerror.close(0);
       if ($type(data) == 'object') {
         if (($type(data.LSredirect)) && (!$type(data.LSdebug)) ) {
           document.location = data.LSredirect;
@@ -172,12 +172,12 @@ var LSdefault = new Class({
           this.LSdebug.displayOrAdd(data.LSdebug);
         }
 
-        if ($type(data.LSinfos)) {
-          this.LSinfos.displayOrAdd(data.LSinfos);
+        if ($type(data.messages)) {
+          this.LSinfos.displayOrAdd(data.messages);
         }
 
-        if ($type(data.LSerror)) {
-          this.LSerror.displayOrAdd(data.LSerror);
+        if ($type(data.errors)) {
+          this.LSerror.displayOrAdd(data.errors);
           return;
         }
         return true;
@@ -222,19 +222,17 @@ var LSdefault = new Class({
     },
 
     ajaxDisplayDebugAndError: function() {
-      var LSdebug_txt = $('LSdebug_txt_ajax');
-      if (LSdebug_txt) {
-        var debug = LSdebug_txt.innerHTML;
-        if (debug) {
-          this.LSdebug.displayOrAdd(debug);
+      var LSdebug_ajax = $('LSdebug_ajax');
+      if (LSdebug_ajax) {
+        if (LSdebug_ajax.innerHTML) {
+          this.LSdebug.displayOrAdd(LSdebug_ajax.innerHTML);
         }
       }
 
-      var LSerror_txt = $('LSerror_txt_ajax');
-      if (LSerror_txt) {
-        var error=LSerror_txt.innerHTML;
-        if (error) {
-          this.LSerror.displayOrAdd(error);
+      var LSerror_ajax = $('LSerror_ajax');
+      if (LSerror_ajax) {
+        if (LSerror_ajax.innerHTML) {
+          this.LSerror.displayOrAdd(LSerror_ajax.innerHTML);
         }
       }
     },
diff --git a/src/includes/js/LSinfosBox.js b/src/includes/js/LSinfosBox.js
index 8799d5ec..fd148948 100644
--- a/src/includes/js/LSinfosBox.js
+++ b/src/includes/js/LSinfosBox.js
@@ -6,12 +6,13 @@ var LSinfosBox = new Class({
         name:           '',
         fxDuration:     500,
         opacity:        0.8,
-        autoClose:      3000
+        autoClose:      3000,
+        pre:            false,
       };
 
       // Load options from argument
       if ($type(options)=='object') {
-        $each(options,function(val,name) {
+        Object.each(options, function(val, name) {
           if ($type(this._options[name])) {
             this._options[name]=val;
           }
@@ -20,7 +21,8 @@ var LSinfosBox = new Class({
 
       this.build();
 
-      this.opened=0;
+      this.opened = false;
+      this.autoClose_timeout = false;
     },
 
     build: function() {
@@ -58,6 +60,7 @@ var LSinfosBox = new Class({
       );
 
       this.core.inject(document.body,'top');
+      this.ul = false;
     },
 
     isOpened: function() {
@@ -67,94 +70,111 @@ var LSinfosBox = new Class({
     open: function() {
       this.core.setStyle('top',getScrollTop()+10);
 
-      if (this._options.autoClose>0) {
+      if (this._options.autoClose) {
         this.closeTime = (new Date()).getTime();
-        this.autoClose.delay((this._options.autoClose+this._options.fxDuration),this,this.closeTime);
+        if (this.autoClose_timeout) {
+          clearTimeout(this.autoClose_timeout);
+        }
+        this.autoClose_timeout = this.close.delay(this._options.autoClose, this);
       }
 
       if (this.opened) {
-        return true;
+        console.log('LSinfoBox('+this._options.name+'): already opened');
+        return;
       }
-
-      this.fx.start(0,this._options.opacity);
-      this.opened = 1;
-
+      console.log('LSinfoBox('+this._options.name+'): open');
+      this.opened = true;
+      this.fx.start(0, this._options.opacity);
     },
 
     close: function(withoutEffect) {
       if (this.opened) {
-        this.opened = 0;
+        console.log('LSinfoBox('+this._options.name+'): close');
+        this.opened = false;
         if (withoutEffect==1) {
           this.fx.set(0);
         }
         else {
-          this.fx.start(this._options.opacity,0);
+          this.fx.start(this._options.opacity, 0);
         }
       }
-    },
-
-    autoClose: function(time) {
-      if (time==this.closeTime) {
-        this.close();
-        this.closeTime=0;
-      }
-    },
-
-    addInfo: function(html, clear) {
-      if (clear) this.clear();
-      var ul = this.content.getLast("ul");
-      var add = 1;
-      if (!$type(ul)) {
-        add=0;
-        ul = new Element('ul');
-        if (this.content.innerHTML!="") {
-          var c_li = new Element('li');
-          c_li.set('html',this.content.innerHTML);
-          c_li.injectInside(ul);
-          add=1;
-        }
-        this.content.empty();
-        ul.injectInside(this.content);
-      }
-      if (add) {
-        var b_li = new Element('li');
-        b_li.set('html','<hr/>');
-        b_li.injectInside(ul);
-      }
-      var li = new Element('li');
-      li.set('html',html);
-      li.injectInside(ul);
-      this.open();
-    },
-
-    display: function(html) {
-      if ($type(html)) {
-        this.content.empty();
-        this.content.set('html',html);
-      }
-      this.open();
-    },
-
-    displayInUl: function(html) {
-      if ($type(html)) {
-        ul = new Element('ul');
-        this.content.empty();
-        ul.set('html',html);
-        ul.inject(this.content);
-      }
-      this.open();
-    },
-
-    displayOrAdd: function(html) {
-      if (this.isOpened()) {
-        this.addInfo(html);
-      }
       else {
-        this.displayInUl(html);
+        console.log('LSinfoBox('+this._options.name+'): already closed');
       }
     },
 
+    addInfo: function(info, clear) {
+      if (!info || ($type(info) == 'array' && !info.length)) return;
+      if (clear) this.clear();
+      if (this.content.innerHTML) {
+        // If content is not already in ul, put it in
+        if (!this.ul) {
+          this.ul = new Element('ul');
+          if (this.content.innerHTML) {
+            var c_li = new Element('li');
+            c_li.set('html', this.content.innerHTML);
+            c_li.injectInside(this.ul);
+          }
+          this.content.empty();
+          this.ul.injectInside(this.content);
+        }
+
+        // Add li.separator to separate old/new content
+        var b_li = new Element('li');
+        b_li.addClass('separator');
+        b_li.injectInside(this.ul);
+      }
+
+      if ($type(info) == "string") {
+        if (this.ul) {
+          var li = new Element('li');
+          if (this._options.pre) {
+            var pre = new Element('pre');
+            pre.set('html', info);
+            pre.injectInside(li);
+          }
+          else {
+            li.set('html', info);
+          }
+          li.injectInside(this.ul);
+        }
+        else {
+          this.content.set('html', info);
+        }
+      }
+      else if ($type(info) == 'array') {
+        if (!this.ul) {
+          this.ul = new Element('ul');
+          this.ul.injectInside(this.content);
+        }
+        Array.each(info, function(msg) {
+          var li = new Element('li');
+          if (this._options.pre) {
+            var pre = new Element('pre');
+            pre.set('html', msg);
+            pre.injectInside(li);
+          }
+          else {
+            li.set('html', msg);
+          }
+          li.injectInside(this.ul);
+        }, this);
+      }
+      this.open();
+    },
+
+    display: function(info) {
+      this.addInfo(info, true);
+    },
+
+    displayOrAdd: function(info) {
+      console.log('LSinfoBox('+this._options.name+').displayOrAdd(): open='+this.opened);
+      this.addInfo(info, !this.opened);
+    },
+
     clear: function() {
+      console.log('LSinfoBox('+this._options.name+'): clear');
       this.content.empty();
+      this.ul = false;
     }
 });
diff --git a/src/templates/default/LSdefault.tpl b/src/templates/default/LSdefault.tpl
index 42466c32..645a4e9a 100644
--- a/src/templates/default/LSdefault.tpl
+++ b/src/templates/default/LSdefault.tpl
@@ -1,16 +1,10 @@
 <div id='LSjsConfig'>{$LSjsConfig}</div>
 
-<div id='LSinfos_txt'>{if isset($LSinfos) && is_array($LSinfos) && !empty($LSinfos)}
-<ul>
-{foreach $LSinfos as $info}
-<li>{$info|escape:"htmlall"}</li>
-{/foreach}
-</ul>
-{/if}</div>
+<div id='LSinfos'>{$LSinfos}</div>
 
-<div id='LSerror_txt'>{if isset($LSerrors) && $LSerrors}{$LSerrors}{/if}</div>
+<div id='LSerror'>{$LSerrors}</div>
 
-<div id='LSdebug_txt'>{if isset($LSdebug) && $LSdebug}{$LSdebug}{/if}</div>
+<div id='LSdebug'>{$LSdebug_content}</div>
 
 <div id="_smarty_console"></div>
 
diff --git a/src/templates/default/select_table.tpl b/src/templates/default/select_table.tpl
index 211d10de..154d6eb8 100644
--- a/src/templates/default/select_table.tpl
+++ b/src/templates/default/select_table.tpl
@@ -45,5 +45,5 @@
 
 {include file='ls:pagination.tpl'}
 
-<div id='LSdebug_txt_ajax' style='display: none'>{$LSdebug_txt}</div>
-<div id='LSerror_txt_ajax' style='display: none'>{$LSerror_txt}</div>
+<div id='LSdebug_ajax' style='display: none'>{$LSdebug}</div>
+<div id='LSerror_ajax' style='display: none'>{$LSerror}</div>