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	 Example 1Illustrates the use of material definitions to alter object properties,
	and file indirection via the search path defined in environmental
	variable R3D_LIB.
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	 Example 2A figure composed using the rods and balls
	utility programs.
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	 Examples 3, 4 and 5Worked examples of converting and combining Molscript and GRASP output
	files into a single Raster3D scene.
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	 Example 6Illustrates the use of command line options to render
	(new in version 2.5), 
	including the use of an alpha channel to get a transparent background.
	This figure was generated using the command below.
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	 Example 7A labeled figure produced by the label3d script.
	The example script actually produces a 
	stereo pair that shows labels
	positioned in three dimensions.
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	 Example 9A figure composed using the rastep utility program
	for handling thermal ellipsoids.
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	| render -size 162x192 -alpha -tiff r3d_example6.tiff < example6.r3d 
 
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	 Example 8A stereo pair made by the stereo3d script.
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