To move the box :

VB Code:
  1. Private prevX As Single, prevY As Single
  2.  
  3. Private Sub Image1_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single)
  4.     If Button = 1 Then Image1.Move Image1.Left - (prevX - X), Image1.Top - (prevY - Y)
  5. End Sub
  6.  
  7. Private Sub Image1_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
  8.     prevX = X
  9.     prevY = Y
  10. End Sub