HIViewFindByID( HIViewGetRoot( window ), kHIViewWindowContentID , &contentView) ;
HIPointConvert( &p, kHICoordSpaceView, contentView, kHICoordSpace72DPIGlobal, NULL );
pt->h = p.x;
HIViewFindByID( HIViewGetRoot( window ), kHIViewWindowContentID , &contentView) ;
HIPointConvert( &p, kHICoordSpaceView, contentView, kHICoordSpace72DPIGlobal, NULL );
pt->h = p.x;