diff --git a/materio_search_api.module b/materio_search_api.module
index 300a318e..0232962b 100755
--- a/materio_search_api.module
+++ b/materio_search_api.module
@@ -419,19 +419,30 @@ function materio_search_api_search_form($form, &$form_state){
   global $user;
   $form = array();
 
-
   $args = arg();
   $path = array_shift($args);
-  $keys = implode('/', $args); 
+  $keys = implode('/', $args);
+
+  if(user_access('use materio search api autocomplete')){ // use materio search api autocomplete | use materio search api filters
+    $query = new EntityFieldQuery();
+    $query->entityCondition('entity_type', 'node')
+      ->entityCondition('bundle', 'materiau')
+      ->propertyCondition('status', 1);
+    $count = $query->count()->execute();
+    $default_value = t("search among our !fiches cards", array("!fiches"=>$count));
+  }else{
+    $default_value = '';
+  }
 
   $form['searchfield'] = array(
     '#type' => 'textfield',
-    '#default_value' => $path == 'explore' ? $keys : "", // TODO:  set the search page path global or a variable in settings  
+    '#default_value' => $path == 'explore' ? $keys : $default_value, // TODO:  set the search page path global or a variable in settings  
     // '#value' => $keys,
     '#autocomplete_path' => 'materiosearchapi/autocomplete/searchapi',
     //'#autocomplete_path' => 'materiosearchapi/autocomplete/dbselect',
     '#size' => 30,
     '#maxlength' => 1024,
+    '#attributes' => array("default"=>$default_value),
   );
 
   if(user_access('use materio search api filters')){
diff --git a/materio_search_api.pages.inc b/materio_search_api.pages.inc
index a1c3f204..925cb7fd 100755
--- a/materio_search_api.pages.inc
+++ b/materio_search_api.pages.inc
@@ -52,7 +52,6 @@ function materio_search_api_autocomplete_dbselect($typed = ''){
   }
 
   drupal_json_output($term_matches);
-  
 }
 
 /**
@@ -166,7 +165,16 @@ function materio_search_api_results_search(){
   // }
 
   if(user_access('use materio search api')){
-    $index_machine_name = variable_get('mainsearchindex_'.$language->language, -1);
+    // switch index depending on key words type full text or taxonomy term (autocomplete selection)
+    $searchmode = isset($user->data['materiosearchapi_searchmode']) ? $user->data['materiosearchapi_searchmode'] : "fulltext";
+    switch($searchmode){
+      case "fulltext":
+        $index_machine_name = variable_get('mainsearchindex_'.$language->language, -1);
+      break;
+      case "taxonomy":
+        $index_machine_name = variable_get('taxonomysearchindex_'.$language->language, -1);
+      break;
+    }
     $index = search_api_index_load($index_machine_name);
   }else if(user_access('use materio search api for breves')){
     $index_machine_name = variable_get('brevessearchindex_'.$language->language, -1);