diff --git a/inc/myco.js b/inc/myco.js
index 2bc3371..da00268 100644
--- a/inc/myco.js
+++ b/inc/myco.js
@@ -172,12 +172,14 @@ on_contributor_change=function(e) {
 	show_contributions(groups[$('#view-group').data('uuid')],$('#view-group #contributor')[0].value);
 }
 
-show_contributions=function(group,contributor_email) {
+show_contributions=function(group,contributor_email,contributions) {
   var tbody=$($('#view-group #contributions tbody')[0]);
   tbody.html('');
   total=$($('#view-group #total-value')[0]);
-  contributions=group.contributionsByContributorEmail(contributor_email);
-  contributions.reverse();
+  if (!contributions) {
+    contributions=group.contributionsByContributorEmail(contributor_email);
+    contributions.reverse();
+  }
   if (contributions.length==0) {
     tbody.append('<tr><td colspan=3>Aucune contributions</td></tr>');
     total.html('0,00 €');
@@ -297,6 +299,20 @@ on_categories_group_add_btn_click=function(e) {
   }
 }
 
+on_nav_search_form_submit=function(e) {
+  e.preventDefault();
+}
+
+on_nav_search_form_input=function(e) {
+  var ipt=$(e.target);
+  var pattern=ipt.val();
+
+  group=groups[$('#view-group').data('uuid')];
+ 
+  var found=group.searchContributions(pattern);
+  show_contributions(group,null,found);
+}
+
 
 /*****************************
  * Trash
@@ -953,6 +969,8 @@ $( document ).ready( function() {
   $('#categories_group_btn').bind('click',on_categories_group_btn_click);
   $('#trash_group_btn').bind('click',on_trash_group_btn_click);
   $('#remove_group_btn').bind('click',on_remove_group_btn_click);
+  $('#nav-search-form').bind('submit',on_nav_search_form_submit);
+  $('#nav-search-form input').bind('input',on_nav_search_form_input);
   
   $('#view-group-categories span.input-group-addon').bind('click',on_categories_group_add_btn_click);
   $("#view-group-categories button.go-back-group").bind('click',on_categories_go_back_group_btn_click);
diff --git a/inc/myco_objects.js b/inc/myco_objects.js
index f23d72b..5bac102 100644
--- a/inc/myco_objects.js
+++ b/inc/myco_objects.js
@@ -336,6 +336,17 @@ function Group(uuid,name,data) {
       cb(matches);
     };
   }
+
+  this.searchContributions=function(pattern) {
+    var ret=[];
+    substrRegex = new RegExp(pattern, 'i');
+    for (uuid in this.contributions) {
+      if (substrRegex.test(this.contributions[uuid].title) || substrRegex.test(this.contributions[uuid].cost)) {
+        ret.push(this.contributions[uuid]);
+      }
+    }
+    return ret; 
+  }
   
   this.getContributionsByCategory=function (category) {
 	  var ret={};
diff --git a/index.html b/index.html
index 139ec09..7c5ad9a 100644
--- a/index.html
+++ b/index.html
@@ -277,6 +277,11 @@ span.cat-color {
         <button class="btn btn-default" id='display_balance_btn'><span class='glyphicon glyphicon-euro'></span> Balance</span></button>
       </div>
       <div class="collapse navbar-collapse" id="bottom-navbar-collapse-1">
+        <form class="navbar-form navbar-right" role="search" id='nav-search-form'>
+          <div class="form-group">
+            <input type="text" class="form-control" placeholder="Rechercher">
+          </div>
+        </form>
         <ul class="nav navbar-nav navbar-right">
           <li><a id='categories_group_btn'><span class='glyphicon glyphicon-th-list'></span> Catégories</span></a></li>
           <li><a id='trash_group_btn'><span class='glyphicon glyphicon-trash'></span> Corbeille</span></a></li>