resize taskpanel for MDIform?

hi.
how do setting size of taskpanel for MDIform ?
more info: i have commandbar and taskpanel and statusbar in MDIform.
now add this code in CommandBars_Resize:

Private Sub CommandBars_Resize()
    On Error Resume Next
    Dim Left As Long, Top As Long, Right As Long, Bottom As Long
    Dim nWidth As Long
    CommandBars.GetClientRect Left, Top, Right, Bottom
    nWidth = IIf(Right - Left < 3000, Right - Left, 3000)
    toolbox.Move Me.Width - toolbox.Width - 150, Top + 25, nWidth, & _    
                          Bottom - Top - 60 - StatusBar.Height
    ReportControl.Move 20, Top + 25, Me.Width - 25, Bottom - Top - 60 - & _
                           StatusBar.Height
End Sub

.now run this app. but i see tskpanel without details on the commandbar.
(this problem is not in SDIform).
if you dont understand, tell me until i send linke my example.
please help me for this problem.

ok. but dilogbar can close . it panel dont must closed. what is answer for this peroblem?

thanks oleg.