void Window1_Drop(object sender, DragEventArgs e)

        {

            string[] filePathInfo = (string[])e.Data.GetData("FileNameW", true);

            me.Source = new Uri(filePathInfo[0]);

            count = 0;

            songText = "                                           " + filePathInfo[0];

            if (songText.IndexOf(".mp3") == -1 && songText.IndexOf(".wav") == -1)

            {

                cover.Opacity = 1;
             }

                 else cover.Opacity = 0;

 }