SetInitialPositionPercent( PercentageX, PercentageY )
PercentageX – the percentage across the screen to position the top left of the chapter window. Passing -1 as this parameter resets the chapter properties back to using the values specified in the Opus editor at design time. This parameter is required.
PercentageY – the percentage down the screen to position the top left of the chapter window. Passing -1 as this parameter resets the chapter properties back to using the values specified in the Opus editor at design time. This parameter is required.
This function allows the initial position of a chapter window to be controlled
Note: This setting applies to newly created windows using that chapter. It will not effect any window currently open.