diff --git a/plugins/mentions/plugin.js b/plugins/mentions/plugin.js
index 04d3b54..bf1627f 100644
--- a/plugins/mentions/plugin.js
+++ b/plugins/mentions/plugin.js
@@ -1,4 +1,4 @@
-´╗┐ /**
+/**
  * @file
  * Written by Albert Skibinski <albert@merge.nl>
  * http://www.merge.nl
@@ -19,6 +19,7 @@ function CKEDITOR_mentions (editor) {
   this.editor = editor;
   this.observe = 0;
   this.char_input = [];
+  this.timeout_id = null;
   
   if ( CKEDITOR_mentions.caller != CKEDITOR_mentions.get_instance ) {  
       throw new Error("This object cannot be instanciated");  
@@ -27,12 +28,23 @@ function CKEDITOR_mentions (editor) {
 
 /*
  * Collection of pairs editor id / instance of CKEDITOR_mentions
- * 
  * @type Array
  */
 CKEDITOR_mentions.instances = [];
 
 /*
+ * Delay of the timeout between the last key pressed and the ajax query. It's use to prevent ajax flooding when user types fast.
+ * @type Number
+ */
+CKEDITOR_mentions.timeout_delay = 500;
+
+/*
+ * Minimum number of characters needed to start searching for users (includes the @).
+ * @type Number
+ */
+CKEDITOR_mentions.start_observe_count = 3;
+
+/*
  * Method used to get an instance of CKEDITOR_mentions linked to an instance of CKEDITOR.
  * Its design is based on the singleton design pattern.
  * 
@@ -88,34 +100,48 @@ CKEDITOR_mentions.prototype.stop_observing = function () {
 };
 
 /*
- * This methods send an ajax query to durpal ckeditor_mentions module and retrieve matching user.
+ * This is the handle to fill the tooltip. It trigger a timeout which will call timeout_callback.
  * 
  * @returns {null}
  */
 CKEDITOR_mentions.prototype.get_people = function () {
-  //if less than 3 char are input (including @) we don't try to get people
-  if (this.char_input.length < 3) {
-    this.delete_tooltip();
-    return;
+  if (null !== this.timeout_id) {
+    clearTimeout(this.timeout_id);
   }
+  this.timeout_id = setTimeout(this.timeout_callback(), CKEDITOR_mentions.timeout_delay);
+};
+
+/*
+ * This methods send an ajax query to durpal ckeditor_mentions module and retrieve matching user.
+ * 
+ * @returns {null}
+ */
+CKEDITOR_mentions.prototype.timeout_callback = function () {
+    console.log(this.char_input);
+    //if less than 3 char are input (including @) we don't try to get people
+    if (this.char_input.length < CKEDITOR_mentions.start_observe_count) {
+      this.delete_tooltip();
+      return;
+    }
+    
+    // make a copy of the array instead of a reference
+    var clone = this.char_input.slice(0);
+    str = clone.join('');
+
+    var element_settings = {};
+
+    element_settings.progress = { 'type': 'none' }; 
+    element_settings.url = '/ckeditor/mentions';
+
+    var element = 'mentions_getpeople';
+    var base = 'mentions_getpeople';
+    element_settings.submit = {
+      'typed': str,
+      'element': this.editor.element.getId()
+    };
+    ajax = new Drupal.ajax(base, element, element_settings);
+    ajax.eventResponse(jQuery(ajax.element));
   
-  // make a copy of the array instead of a reference
-  var clone = this.char_input.slice(0);
-  str = clone.join('');
-
-  var element_settings = {};
-
-  element_settings.progress = { 'type': 'none' }; 
-  element_settings.url = '/ckeditor/mentions';
-
-  var element = 'mentions_getpeople';
-  var base = 'mentions_getpeople';
-  element_settings.submit = {
-    'typed': str,
-    'element': this.editor.element.getId()
-  };
-  ajax = new Drupal.ajax(base, element, element_settings);
-  ajax.eventResponse(jQuery(ajax.element));
 };
 
 /*