function main()
	Is3D( FALSE );

	AddBackground( "MainLab\\21_mainlab" );

	-- Displayable objects w/ hotspot
	AddSprite( Warrick,  70,  0, 120, 240, nil, VISIBLE, 12, 13 );
	AddSprite( HWarrick2,  70,  0, 120, 240, nil, ACTIVE, 0, 0, MainLabWarrick );
	AddSprite( Greg,    307, 80, 263, 304, nil, VISIBLE+ACTIVE,  1,  2 );


	-- Hotspots

	-- Microscope / Viewfinder
	--AddSprite( HLaboratoryMicroscop, 177, 246, 82, 122, nil, ACTIVE );

	-- Computer
	--AddSprite( HLaboratoryComputer, 288, 217, 59, 66, nil, ACTIVE );

	AddSprite( HLaboratoryMicroscop,  0, 134, 73, 122, nil, ACTIVE );
	AddSprite( HLaboratoryComputer, 216, 145, 89,  55, nil, ACTIVE );
end