WPF NotifyIcon

--------------
CHG   Remove PlacementTarget assignment for popups and others. Did not provide advantages, but hid popups if taskbar owner isn't visible.
ADD   Added double click command declaration.

git-svn-id: https://svn.evolvesoftware.ch/repos/evolve.net/WPF/NotifyIcon@83 9f600761-6f11-4665-b6dc-0185e9171623

Source/Sample Project/Window1.xaml.cs

@@ -12,6 +12,13 @@ namespace Sample_Project
     public Window1()
     {
       InitializeComponent();
+
+      
+      Loaded += delegate
+                  {
+                    //show balloon at startup, pointing to the icon
+                    showBalloonTip_Click(null, null);
+                  };
     }