diff --git a/internal/gui/dashboard.go b/internal/gui/dashboard.go
index c7fc5a5..c621b67 100644
--- a/internal/gui/dashboard.go
+++ b/internal/gui/dashboard.go
@@ -57,9 +57,9 @@ func (d *dashboard) value(name string, value int) g.Node {
 	)
 }
 
-func (d *dashboard) content() g.Node {
+func (d *dashboard) metrics() g.Node {
 	return Div(
-		Class("dashboard"),
+		Class("metrics"),
 		Div(
 			Class("panel"),
 			Div(
@@ -89,6 +89,14 @@ func (d *dashboard) content() g.Node {
 	)
 }
 
+func (d *dashboard) content() g.Node {
+	return Div(
+		ID("dashboard"),
+		Class("dashboard"),
+		d.metrics(),
+	)
+}
+
 func (d *dashboard) build() g.Node {
 	var err error
 
@@ -100,6 +108,17 @@ func (d *dashboard) build() g.Node {
 	return buildPage(d.app, "dashboard", d.content())
 }
 
+func (d *dashboard) update() g.Node {
+	var err error
+
+	d.stats, err = d.storage.Stats()
+	if err != nil {
+		return g.Text("ERROR") //AFINIR
+	}
+
+	return d.metrics()
+}
+
 /*
 ######################################################################################################## @(°_°)@ #######
 */
diff --git a/internal/gui/devel.go b/internal/gui/devel.go
index f566e31..727fcef 100644
--- a/internal/gui/devel.go
+++ b/internal/gui/devel.go
@@ -14,7 +14,7 @@ import (
 )
 
 func getStaticFS() (http.FileSystem, error) {
-	return http.FS(os.DirFS("static")), nil
+	return http.FS(os.DirFS("internal/gui/static")), nil
 }
 
 /*
diff --git a/internal/gui/gui.go b/internal/gui/gui.go
index e18bf7e..7479f8f 100644
--- a/internal/gui/gui.go
+++ b/internal/gui/gui.go
@@ -34,6 +34,12 @@ func Build(ccs *components.Components) error {
 			Render(w)
 	}))
 
+	router.Get("/dashboard/update", http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		_ = newDashboard(ccs).
+			update().
+			Render(w)
+	}))
+
 	return nil
 }
 
diff --git a/internal/gui/layout.go b/internal/gui/layout.go
index b4fbb67..de20368 100644
--- a/internal/gui/layout.go
+++ b/internal/gui/layout.go
@@ -45,9 +45,14 @@ func buildPage(app components.Application, name string, content g.Node) g.Node {
 				Meta(Charset("utf-8")),
 				Meta(Name("viewport"), Content("width=device-width, initial-scale=1")),
 				TitleEl(g.Textf("%s - %s", app.Name(), name)),
+				Link(Rel("icon"), Href("/static/favicon.ico")),
 				Link(Rel("stylesheet"), Href(fmt.Sprintf("/static/css/%s.css", name)), Type("text/css")),
 			),
 			Body(
+				P(
+					ID("error"),
+					Class("error"),
+				),
 				Header(
 					container(
 						Div(
@@ -67,6 +72,8 @@ func buildPage(app components.Application, name string, content g.Node) g.Node {
 						),
 					),
 				),
+				Script(Src("/static/js/common.js")),
+				Script(Src(fmt.Sprintf("/static/js/%s.js", name))),
 			),
 		),
 	)
diff --git a/internal/gui/static/css/common.css b/internal/gui/static/css/common.css
index 8b6a53b..6262651 100644
--- a/internal/gui/static/css/common.css
+++ b/internal/gui/static/css/common.css
@@ -14,6 +14,12 @@ html, body {
     background-color: var(--bg-color);
 }
 
+.error {
+    padding: 10px 20px;
+    background-color: var(--red);
+    display: none;
+}
+
 header {
     margin-top: 10px;
 }
@@ -53,9 +59,6 @@ footer {
     color: var(--gray-600);
 }
 
-footer > p {
-}
-
 /*
 ######################################################################################################## @(°_°)@ #######
 */
diff --git a/internal/gui/static/css/dashboard.css b/internal/gui/static/css/dashboard.css
index 3872e3b..35180b7 100644
--- a/internal/gui/static/css/dashboard.css
+++ b/internal/gui/static/css/dashboard.css
@@ -10,7 +10,7 @@
 @import url("colors.css");
 @import url("common.css");
 
-.dashboard {
+.metrics {
     display: flex;
     flex-wrap: wrap;
     justify-content: center;
diff --git a/internal/gui/static/css/normalize.css b/internal/gui/static/css/normalize.css
index 1ce0fd3..15a633b 100644
--- a/internal/gui/static/css/normalize.css
+++ b/internal/gui/static/css/normalize.css
@@ -6,5 +6,4 @@
  */
 /*! modern-normalize v1.1.0 | MIT License | https://github.com/sindresorhus/modern-normalize */
 *,::after,::before{box-sizing:border-box}html{-moz-tab-size:4;tab-size:4}html{line-height:1.15;-webkit-text-size-adjust:100%}body{margin:0}body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif,'Apple Color Emoji','Segoe UI Emoji'}hr{height:0;color:inherit}abbr[title]{text-decoration:underline dotted}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Consolas,'Liberation Mono',Menlo,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit}button,input,optgroup,select,textarea{font-family:inherit;font-size:100%;line-height:1.15;margin:0}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}::-moz-focus-inner{border-style:none;padding:0}:-moz-focusring{outline:1px dotted ButtonText}:-moz-ui-invalid{box-shadow:none}legend{padding:0}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}
-/*# sourceMappingURL=/sm/b8ae781793ee4eb86edef3f2a2ac43a5575d063ed8cd287d7553f9f1b2776616.map */
 
diff --git a/internal/gui/static/favicon.ico b/internal/gui/static/favicon.ico
new file mode 100644
index 0000000..6d01667
Binary files /dev/null and b/internal/gui/static/favicon.ico differ
diff --git a/internal/gui/static/js/common.js b/internal/gui/static/js/common.js
new file mode 100644
index 0000000..3ffad28
--- /dev/null
+++ b/internal/gui/static/js/common.js
@@ -0,0 +1,21 @@
+/*
+------------------------------------------------------------------------------------------------------------------------
+####### common ####### Copyright (c) 2021 mls-361 ################################################## MIT License #######
+------------------------------------------------------------------------------------------------------------------------
+*/
+
+const $ = (function() {
+    const error = document.getElementById("error");
+
+    return {
+        showError: function(message) {
+            error.textContent = message;
+            error.style.display = "block";
+        }
+    }
+})();
+
+/*
+######################################################################################################## @(°_°)@ #######
+*/
+
diff --git a/internal/gui/static/js/dashboard.js b/internal/gui/static/js/dashboard.js
new file mode 100644
index 0000000..50de1ee
--- /dev/null
+++ b/internal/gui/static/js/dashboard.js
@@ -0,0 +1,34 @@
+/*
+------------------------------------------------------------------------------------------------------------------------
+####### dashboard ####### Copyright (c) 2021 mls-361 ############################################### MIT License #######
+------------------------------------------------------------------------------------------------------------------------
+*/
+
+(function() {
+    const dashboard = document.getElementById("dashboard");
+
+    window.addEventListener("load", function(event) {
+        window.setInterval(
+            function() {
+                fetch("/dashboard/update").then(function(response) {
+                    if (response.ok) {
+                        response.text().then(function(html) {
+                            dashboard.innerHTML = html;
+                        });
+                    } else {
+                        $.showError("Fetch error: invalid network response"); //////////////////////////////////////////
+                    }
+                })
+                .catch(function(error) {
+                    $.showError("Fetch error: " + error.message); //////////////////////////////////////////////////////
+                });
+            },
+            3000
+        );
+    });
+})();
+
+/*
+######################################################################################################## @(°_°)@ #######
+*/
+