VMDObject objects:

methods:
    color(colorSpec) - set color of object
    delete()         - delete the corresponding vmd object
    labels(atomSel)  - create labels at the atom positions given by the 
		          atomSel selection. The content of the labels is 
			  controlled by the following boolean members:
            labelSegID, labelResName, labelResID, labelAtomName
    bonds(atomSel,
	  style="lines") - draw atoms specified in the atomSel 
			  selection. If style is omitted, lines will be 
			  drawn where bonds exist, however, style can be 
	 		  any valid vmd drawing representation name.
    append()          - append bond frames
    lines(atomSel)    - draw lines between selected atoms. [not yet 
		          implemented.]