diff --git a/COOProj_Statechart.png b/COOProj_Statechart.png
index cd18e8a..1a6f9a3 100644
Binary files a/COOProj_Statechart.png and b/COOProj_Statechart.png differ
diff --git a/COOProj_Structurecomposite.png b/COOProj_Structurecomposite.png
index 5e68f14..c758bae 100644
Binary files a/COOProj_Structurecomposite.png and b/COOProj_Structurecomposite.png differ
diff --git a/src/Message.java b/src/Message.java
new file mode 100644
index 0000000..1f49f15
--- /dev/null
+++ b/src/Message.java
@@ -0,0 +1,14 @@
+public class Message {
+
+
+	private String msg = null;
+	public void setmsg(String msg)
+	{
+		this.msg = msg;
+	}
+	public String getmsg()
+	{
+		return msg;
+	}
+}
+
diff --git a/src/User.java b/src/User.java
new file mode 100644
index 0000000..3ca6510
--- /dev/null
+++ b/src/User.java
@@ -0,0 +1,13 @@
+
+public class User {
+
+	private String pseudo = null;
+	public void setpseudo(String pseudo)
+	{
+		this.pseudo = pseudo;
+	}
+	public String getpseudo()
+	{
+		return pseudo;
+	}
+}