How to show process bar in middle of the screen in Blackberry using Eclipse -

How can I show the process bar in the middle of the Blackberry screen using eclipse?

Using this:

  horizontal field manager HFM = New horizontal field manager (USE_ALL_HEIGHT); Vertical Field Manager vfm = New Vertical Field Manager (USE_ALL_WIDTH | FIELD_VCENTER); ProgressBurfild PBF = New ProgressField (0, 100, 50, USE_ALL_WIDTH); Vfm.add (PBF); Hfm.add (VFM); Adding (HFM);