You can create multiple environments for a project. Only one environment is loaded at a time.
2)Click the down arrow button in the workspace switcher and select Save Environment.
3)Type a filename, including the .rhs extension.
4)Specify a location for the environment. The default location is C:\Documents and Settings\[user name]\My Documents\My RoboHelp Projects.
note: You can exchange an RHS file with other authors.