diff --git a/.gitignore b/.gitignore
index 790f0cc7..83d19357 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,6 +35,7 @@ plugins/*
 !default_colors
 !demo_plugin
 !isso
+!myShaarli
 !piwik
 !playvideos
 !pubsubhubbub
diff --git a/plugins/myShaarli/myShaarli.js b/plugins/myShaarli/myShaarli.js
new file mode 100644
index 00000000..7f5d3700
--- /dev/null
+++ b/plugins/myShaarli/myShaarli.js
@@ -0,0 +1,16 @@
+function switchTheme(e) {
+    let actualTheme = document.documentElement.getAttribute('data-theme');
+    if (actualTheme === null || actualTheme === 'light') {
+        document.documentElement.setAttribute('data-theme', 'dark');
+        localStorage.setItem('theme', 'dark');
+    } else {
+        document.documentElement.setAttribute('data-theme', 'light');
+        localStorage.setItem('theme', 'light');
+    }
+    return false;
+}
+
+const currentTheme = localStorage.getItem('theme') ? localStorage.getItem('theme') : null;
+if (currentTheme) {
+    document.documentElement.setAttribute('data-theme', currentTheme);
+}
\ No newline at end of file