diff --git a/README.md b/README.md
index 3804e06..40c52e5 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,16 @@ of new features.
 *   Support for [GeoJson](http://geojson.org/) indexes.
 *   Support for GridFS
 
+
+### todo, version 1.
+
+*  ajouter liens de remerciment
+*  être capable de voir la carte avec l'image 
+*  meilleur légende d'histogram
+*  Ajouter filtre à histogram
+*  Ajouter filtre à carte
+*  Être capable de chercher par objectId etc.
+
 ### screenshots
 
 ![general view](https://bytebucket.org/damyot/vulture/raw/default/screenshots/screenshot_1.png)
diff --git a/api.go b/api.go
index 778b309..0a0e420 100644
--- a/api.go
+++ b/api.go
@@ -4,6 +4,7 @@ import (
 	"bitbucket.org/damyot/vulture/shared"
 	"encoding/json"
 	"errors"
+	"fmt"
 	"github.com/gorilla/mux"
 	"labix.org/v2/mgo"
 	"labix.org/v2/mgo/bson"
@@ -89,7 +90,7 @@ func (this *VultureBackend) getIndexes() (interface{}, error) {
 	}
 	ret := make([]map[string]interface{}, len(idxs))
 	for i, idx := range idxs {
-		ret[i] = map[string]interface{}{"name": idx.Name, "keys": idx.Key}
+		ret[i] = map[string]interface{}{"name": idx.Name, "keys": idx.Key, "unique": idx.Unique}
 	}
 	return ret, nil
 
@@ -131,9 +132,11 @@ func (this *VultureBackend) wrapDocumentWithMetadata(doc interface{}, query *mgo
 	return ret, nil
 }
 
-func (this *VultureBackend) GetStat(key string) (interface{}, error) {
+func (this *VultureBackend) GetStat(query bson.M, key string) (interface{}, error) {
 	s := NewStatAggregator()
-	query := bson.M{key: bson.M{"$exists": true}}
+	if _, ok := query[key]; !ok {
+		query[key] = bson.M{"$exists": true}
+	}
 	iter := this.Collection.Find(query).Select(bson.M{key: 1}).Iter()
 	result := make(map[string]interface{})
 
@@ -158,9 +161,11 @@ func (this *VultureBackend) GetStat(key string) (interface{}, error) {
 	return <-out, nil
 }
 
-func (this *VultureBackend) GetHistogram(key string, min, max float64, numberOfBins int) (interface{}, error) {
+func (this *VultureBackend) GetHistogram(query bson.M, key string, min, max float64, numberOfBins int) (interface{}, error) {
 	hm := &HistogramMaker{min, max, numberOfBins}
-	query := bson.M{key: bson.M{"$exists": true}}
+	if _, ok := query[key]; !ok {
+		query[key] = bson.M{"$exists": true}
+	}
 	iter := this.Collection.Find(query).Select(bson.M{key: 1}).Iter()
 	result := make(map[string]interface{})
 
@@ -248,7 +253,7 @@ func getAllDocuments(w http.ResponseWriter, request *http.Request) (interface{},
 	if !ok || queryString == "" {
 		return vb.GetAllDocuments(nil)
 	}
-	query := make(map[string]interface{})
+	query := make(bson.M)
 	if err := json.Unmarshal([]byte(queryString), &query); err != nil {
 		return nil, errors.New("invalid json")
 	}
@@ -302,12 +307,22 @@ func getStats(w http.ResponseWriter, request *http.Request) (interface{}, error)
 		return nil, err
 	}
 
+	queryString, ok := mux.Vars(request)["query"]
+	query := make(map[string]interface{})
+	if ok && queryString != "" {
+		err := json.Unmarshal([]byte(queryString), &query)
+		if err != nil {
+			return nil, errors.New("invalid json")
+		}
+	}
+	fmt.Println(">>>", queryString)
+
 	vars := mux.Vars(request)
 	key, ok := vars["key"]
 	if !ok {
 		return nil, errors.New("key field not specified")
 	}
-	return vb.GetStat(key)
+	return vb.GetStat(query, key)
 }
 
 func getHistogram(w http.ResponseWriter, request *http.Request) (interface{}, error) {
@@ -344,6 +359,14 @@ func getHistogram(w http.ResponseWriter, request *http.Request) (interface{}, er
 		return nil, errors.New("key field not specified")
 	}
 
-	return vb.GetHistogram(key, min, max, numberOfBins)
+	queryString, ok := vars["query"]
+	query := make(map[string]interface{})
+	if ok && queryString != "" {
+		err := json.Unmarshal([]byte(queryString), &query)
+		if err != nil {
+			return nil, errors.New("invalid json")
+		}
+	}
 
+	return vb.GetHistogram(query, key, min, max, numberOfBins)
 }
diff --git a/client/coffee/controllers/geojsonmapCtrl.coffee b/client/coffee/controllers/geojsonmapCtrl.coffee
index e5039ca..8247342 100644
--- a/client/coffee/controllers/geojsonmapCtrl.coffee
+++ b/client/coffee/controllers/geojsonmapCtrl.coffee
@@ -49,6 +49,7 @@ root.controllers.controller('geojsonmapCtrl', ['$scope', '$routeParams', '$locat
     $scope.geojsonData = {}
     $scope.idx = Number($routeParams.idx)
     $scope.center = getLocalStorageCenter()
+    $scope.queryObject = $routeParams.query or "{}"
     
     $scope.$watch 'center', () ->
         localStorage.setItem("mapCenter", JSON.stringify($scope.center))
@@ -113,5 +114,11 @@ root.controllers.controller('geojsonmapCtrl', ['$scope', '$routeParams', '$locat
     else
         $scope.mode = 'all'
         $scope.initAllDocuments()
+
+    $scope.changeQuery = (query) ->
+        if query == ""
+            return ""
+        r = $routeParams
+        $location.path "/#{ r.server }/#{ r.database }/#{ r.collection }/idx/1/query/#{query}/geojson/#{r.key}"
 ])
 
diff --git a/client/coffee/controllers/keyStatCtrl.coffee b/client/coffee/controllers/keyStatCtrl.coffee
index ecca1e1..a09e145 100644
--- a/client/coffee/controllers/keyStatCtrl.coffee
+++ b/client/coffee/controllers/keyStatCtrl.coffee
@@ -19,11 +19,12 @@ findHistogramMax = (stats) ->
 getAxisLabel = (min, stepSize, numberOfBins) ->
     return (min + 0.5 * stepSize + i * stepSize for i in [0... numberOfBins])
 
-root.controllers.controller('keyStatCtrl', ['$scope', '$routeParams', 'util', ($scope, $routeParams, util) ->
+root.controllers.controller('keyStatCtrl', ['$scope', '$routeParams', '$location', 'util', ($scope, $routeParams, $location, util) ->
     $scope.name = $routeParams.key
     $scope.stats = []
-    
-    base_url  = "/api/#{ $routeParams.server }/#{ $routeParams.database }/#{ $routeParams.collection }"
+    $scope.queryObject = $routeParams.query or '{}'
+
+    base_url  = "/api/#{ $routeParams.server }/#{ $routeParams.database }/#{ $routeParams.collection }/query/#{$scope.queryObject}"
     stat_url = "#{ base_url }/stats/#{$routeParams.key}"
 
     $scope.alert=alert
@@ -47,6 +48,12 @@ root.controllers.controller('keyStatCtrl', ['$scope', '$routeParams', 'util', ($
             name: $routeParams.key
             color: '#008CBA'
         }]
+
+    $scope.changeQuery = (query) ->
+        if query == ""
+            return ""
+        r = $routeParams
+        $location.path "/#{ r.server }/#{ r.database }/#{ r.collection }/stats/#{ r.key }/query/#{query}"
             
     
     util.get(stat_url).then((res) ->
diff --git a/client/coffee/directives/key.coffee b/client/coffee/directives/key.coffee
index 827f426..b5d1976 100644
--- a/client/coffee/directives/key.coffee
+++ b/client/coffee/directives/key.coffee
@@ -5,6 +5,12 @@ hasIndex = (keyName, indexes) ->
             return true
     return false
 
+hasUniqueIndex = (keyName, indexes) ->
+    for index in indexes
+        if _.indexOf(index.keys, keyName) != -1
+            return index.unique
+    return false
+
 hasIndexAsc = (keyName, indexes) ->
     hasIndex(keyName, indexes)
 
@@ -17,7 +23,10 @@ has2dIndex = (keyName, indexes) ->
 
 getStatsUrl = (keyName, routeParams)->
     r = routeParams
-    "#/#{r.server}/#{r.database}/#{r.collection}/stats/#{ keyName }"
+    ret = "#/#{r.server}/#{r.database}/#{r.collection}/stats/#{ keyName }"
+    if r.query
+        ret = "#{ ret }/query/#{ r.query }"
+    return ret
 
 directive = () ->
     directive = 
@@ -34,6 +43,7 @@ directive = () ->
                 $scope.statsUrl = getStatsUrl($scope.keyName, $routeParams)
                 $scope.hasIndexDesc = hasIndexDesc($scope.keyName, $scope.indexes)
                 $scope.hasIndexAsc = hasIndexAsc($scope.keyName, $scope.indexes)
+                $scope.isIndexUnique = hasUniqueIndex($scope.keyName, $scope.indexes)
                 $scope.has2DIndex = has2dIndex($scope.keyName, $scope.indexes)
                 $scope.showTools = false
                 $scope.hasIndex = $scope.hasIndexDown or $scope.hasIndexUp or $scope.has2DIndex
diff --git a/client/coffee/vultureApp.coffee b/client/coffee/vultureApp.coffee
index a875f40..78545fb 100644
--- a/client/coffee/vultureApp.coffee
+++ b/client/coffee/vultureApp.coffee
@@ -21,6 +21,7 @@ config(['$routeProvider', ($routeProvider) ->
   $routeProvider.when('/:server/:database/:collection/_id/:id/field/:field', {templateUrl: 'partials/field.html', controller: 'fieldCtrl'})
   $routeProvider.when('/:server/:database/:collection/idx/:idx', {templateUrl: 'partials/document.html', controller: 'documentCtrl'})
   $routeProvider.when('/:server/:database/:collection/stats/:key', {templateUrl: 'partials/keyStat.html', controller: 'keyStatCtrl'})
+  $routeProvider.when('/:server/:database/:collection/stats/:key/query/:query', {templateUrl: 'partials/keyStat.html', controller: 'keyStatCtrl'})
   $routeProvider.when('/:server/:database/:collection/idx/:idx/query/:query', {templateUrl: 'partials/document.html', controller: 'documentCtrl'})
   $routeProvider.when('/:server/:database/:collection/idx/all/geojson/:key', {templateUrl: 'partials/geojsonmap.html', controller: 'geojsonmapCtrl'})
   $routeProvider.when('/:server/:database/:collection/idx/:idx/geojson/:key', {templateUrl: 'partials/geojsonmap.html', controller: 'geojsonmapCtrl'})
diff --git a/client/partials/directives/key.html b/client/partials/directives/key.html
index bbe9b02..0418c67 100644
--- a/client/partials/directives/key.html
+++ b/client/partials/directives/key.html
@@ -1,13 +1,12 @@
 <span ng-mouseenter="showTools=true" ng-mouseleave="showTools=false">
     {{keyName}}
     
-    <span ng-style="{visibility: showTools ? 'inline': 'hidden'}">
-        <!-- place to but some hoover information-->
-        <a ng-href="{{ statsUrl }}"><i class="fa fa-signal" ng-show="canMakeHistogram"></i></a>
-    </span>
-    <span class="right" style="color:#008CBA;">
-        <i class="fa fa-sort-numeric-asc" ng-show="hasIndexAsc"></i>
-        <i class="fa fa-sort-numeric-desc" ng-show="hasIndexDesc"></i>
-        <a class="fa fa-globe" ng-show="has2DIndex" ng-href="{{ getGeoJsonUrl() }}" target="_blank"></a>
+
+    <span class="right" >
+        <a ng-href="{{ statsUrl }}" title="histogram"><i class="fa fa-signal" ng-show="canMakeHistogram"></i></a>
+        <span ng-show="isIndexUnique" title="unique index">&exist;!</span>
+        <i class="fa fa-sort-numeric-asc" title="ascending index" ng-show="hasIndexAsc"></i>
+        <i class="fa fa-sort-numeric-desc" title="descending index" ng-show="hasIndexDesc"></i>
+        <a class="fa fa-globe" ng-show="has2DIndex" ng-href="{{ getGeoJsonUrl() }}" target="_blank" title="2dsphere index"></a>
     </span>
 </span>
\ No newline at end of file
diff --git a/client/partials/directives/searchBar.html b/client/partials/directives/searchBar.html
index c7fd6e2..e961444 100644
--- a/client/partials/directives/searchBar.html
+++ b/client/partials/directives/searchBar.html
@@ -1,7 +1,7 @@
 <div>
     <div class="row">
         <div class="large-9 columns">
-            <input type="text" ng-model="newQuery" style="font-family: monospace;font-size: 1.2em;">
+            <input type="text" ng-model="newQuery" style="font-family: monospace;font-size: 1.1em;">
         </div>
         <div class="large-3 columns right">
             <ul class="button-group">
diff --git a/client/partials/document.html b/client/partials/document.html
index d202ff6..56610c7 100644
--- a/client/partials/document.html
+++ b/client/partials/document.html
@@ -4,7 +4,7 @@
 <div class="row">
     <div class="large-12 columns" style="text-align: center;">
             <a class="fa fa-chevron-left" ng-href="{{ previousDocumentUrl() }}" ng-show="{{ hasPreviousDocument() }}"></a>
-            <kbd>{{idx}} / {{ meta.count || 0  | number | replaceAllCommasBySpaces }}</kbd>
+            <kbd>{{idx}} / {{ meta.count + idx - 1 || 0  | number | replaceAllCommasBySpaces }}</kbd>
             <a class="fa fa-chevron-right" ng-href="{{ nextDocumentUrl() }}"></a>
     </div>
 </div>
diff --git a/client/partials/geojsonmap.html b/client/partials/geojsonmap.html
index 9cafcc2..b988067 100644
--- a/client/partials/geojsonmap.html
+++ b/client/partials/geojsonmap.html
@@ -1,14 +1,17 @@
+<vul-search-bar query="{{ queryObject }}" callback="changeQuery"></vul-search-bar>
+
+
 <div class="row" ng-show="mode=='single_document'">
     <div class="large-12 columns" style="text-align: center;">
             <a class="fa fa-chevron-left" ng-href="{{ previousDocumentUrl() }}" ng-show="{{ hasPreviousDocument() }}"></a>
-            <kbd>{{idx}} / {{ meta.count }}</kbd>
+            <kbd>{{idx}} / {{ meta.count + idx - 1}}</kbd>
             <a class="fa fa-chevron-right" ng-href="{{ nextDocumentUrl() }}"></a>
     </div>
 </div>
 
 <div class="row" ng-show="mode=='all'">
     <div class="large-12 columns" style="text-align: center;">
-            <span>Showing a data set of {{geojsonData.data.geometries.length}} datum.</span>
+            <span>Showing {{meta.count}} documents on the same map.</span>
     </div>
 </div>
 
diff --git a/client/partials/keyStat.html b/client/partials/keyStat.html
index d3cd505..36a0173 100644
--- a/client/partials/keyStat.html
+++ b/client/partials/keyStat.html
@@ -1,5 +1,5 @@
 
-<vul-search-bar query="queryObject" callback="alert"></vul-search-bar>
+<vul-search-bar query="{{ queryObject }}" callback="changeQuery"></vul-search-bar>
 
 <div class="row">
     <div class="columns large-12">
@@ -13,5 +13,5 @@
 </div>
 
 <div class="row">
-        <highchart id="chart1" config="chartConfig" class="columns large-12"></highchart>
+    <highchart id="chart1" config="chartConfig" class="columns large-12"></highchart>
 </div>
\ No newline at end of file
diff --git a/main.go b/main.go
index 271a815..3fb2160 100644
--- a/main.go
+++ b/main.go
@@ -91,8 +91,8 @@ func serveApi(router *mux.Router) {
 	router.Handle("/{server}/{database}/collections", ApiHandler(getAvailableCollections))
 	router.Handle("/{server}/{database}/{collection}/idx/{index:[0-9]+}", ApiHandler(getDocumentByIndex))
 	router.Handle("/{server}/{database}/{collection}/_id/{id}", ApiHandler(getDocumentById))
-	router.Handle("/{server}/{database}/{collection}/stats/{key}", ApiHandler(getStats))
-	router.Handle("/{server}/{database}/{collection}/histogram/{key}/{min}/{max}/{number_of_bins}", ApiHandler(getHistogram))
+	router.Handle("/{server}/{database}/{collection}/query/{query}/stats/{key}", ApiHandler(getStats))
+	router.Handle("/{server}/{database}/{collection}/query/{query}/histogram/{key}/{min}/{max}/{number_of_bins}", ApiHandler(getHistogram))
 	router.Handle("/{server}/{database}/{collection}/all", ApiHandler(getAllDocuments))
 	router.Handle("/{server}/{database}/{collection}/query/{query}/idx/{index:[0-9]+}", ApiHandler(getDocumentByQueryAndIndex))
 	router.Handle("/{server}/{database}/{collection}/query/{query}/all", ApiHandler(getAllDocuments))
diff --git a/params.yml b/params.yml
index 88339d4..37a40ca 100644
--- a/params.yml
+++ b/params.yml
@@ -7,9 +7,9 @@
 #  The port where the service will run
 Port: 8000
 
-#  The address where the service will run.  If you wish to run it on your computer, you
-#  should use `localhost`.  If you wish to share the service on your local network, you
-#  should use `0.0.0.0`
+#  The address where the service will run.  If you wish to run it on your
+#  computer, you should use `localhost`.  If you wish to share the service
+#  on your local network, you should use `0.0.0.0`
 ServingAddress: 0.0.0.0
 
 #  The list of mongo servers.  Each server is an object with a field *name* that will
diff --git a/stats.go b/stats.go
index 6a12d8b..9ae2445 100644
--- a/stats.go
+++ b/stats.go
@@ -45,7 +45,7 @@ func (this *HistogramMaker) MakeHistogram(dataChannel chan float64, outputChanne
 		}
 		i := this.findSuitableBinForDatum(this.Min, step, datum)
 		if i >= len(hist) || i < 0 {
-			log.Println("what the fuck?!", this.Min, step, datum, i)
+			log.Println("bad bin format", this.Min, step, datum, i)
 		} else {
 			hist[i]++
 		}