Sharon,
Please add to your profile signature your OS and version of archicad.
gsm are library parts. Put them in a folder named where you obtained these objects from e.g. Vendor X. Include the jpegs as these are referenced/called by the library part.
With archicad open Load this folder using the library manager.
File>Library and objects>Libary manager.
Locate your folder on the left of the library manager window and add it to the right side. Reload the library.
You can also access the online help by going to the HELP menu
file:///C:/Program%20Files/Graphisoft/ArchiCAD%2012/Help/Files/wwhelp/wwhimpl/js/html/wwhelp.htm
Erika
Architect, Consultant
MacBook Pro Retina, 15-inch Yosemite 2.8 GHz Intel Core i7 16 GB 1600 MHz DDR3
Mac OSX 10.11.1
AC5-18
Onuma System
"Implementing Successful Building Information Modeling"