sp.Sleep(30); // to 50
var floater_name = "New Floater";
var floater = sp.WindowFromClassOrTitle("", "StrokesPlus.net Touch Custom Floater - " + floater_name);
if (floater != null) {
    //var wnd = sp.WindowFromPoint(sp.GetCurrentMousePoint(), true);
    var wnd = sp.ForegroundWindow(); // sometimes this function works better than the one above
    var w_title = "Untitled - Notepad";
    var w_exe = "notepad";
    var f_pos = floater.Position;

    if (wnd.Title == w_title && wnd.Process.ProcessName == w_exe) { // stick to window
        var x = 10;
        var y = 10;
        f_pos.Left = wnd.Position.Left + x; // x
        f_pos.Top = wnd.Position.Top + y; // y
        f_pos.Right = f_pos.Left + floater.Rectangle.Width; // x
        f_pos.Bottom = f_pos.Top + floater.Rectangle.Height; // y
        floater.Position = f_pos;

    } else if (wnd.Process.ProcessName != "StrokesPlus.net") { // hide floater (do not work in S+Net / floater)
        var x = 1360;
        var y = 0;
        f_pos.Left = x; // x
        f_pos.Top = y; // y
        f_pos.Right = f_pos.Left + floater.Rectangle.Width; // x
        f_pos.Bottom = f_pos.Top + floater.Rectangle.Height; // y
        floater.Position = f_pos;
    }
}