translation.x = ( -([_window frame].origin.x) + distance ) ;
} else if ( [_window horizontalPosition] == ITWindowPositionRight ) {
translation.x = ( -([_window frame].origin.x) - distance ) ;
translation.x = ( -([_window frame].origin.x) + distance ) ;
} else if ( [_window horizontalPosition] == ITWindowPositionRight ) {
translation.x = ( -([_window frame].origin.x) - distance ) ;