diff --git a/it/unisa/info13d/Utility/IdCounter.java b/it/unisa/info13d/Utility/IdCounter.java
new file mode 100644
index 0000000..22a1064
--- /dev/null
+++ b/it/unisa/info13d/Utility/IdCounter.java
@@ -0,0 +1,29 @@
+package it.unisa.info13d.Utility;
+
+import it.unisa.info13d.Articoli.Global;
+import it.unisa.info13d.Login.Entry;
+
+import java.io.*;
+import java.util.ArrayList;
+
+/**
+ * Created with xgiovio.macbookair.
+ * User: xgiovio
+ * Date: 18/12/13
+ * Time: 00:41
+ */
+public class IdCounter {
+
+    public static void save_counter() throws  FileNotFoundException,IOException,ClassNotFoundException{
+        File f_data = new File("id_counter");
+        Integer data = Integer.valueOf(Global.get_next_id() - 1);
+        ObjectOutputStream writer = new ObjectOutputStream(new FileOutputStream(f_data));
+        writer.writeObject(data);
+        writer.close();
+    }
+
+
+
+
+
+}