The File men has two commands:
Load Resource Type — Load an existing resource type. Agent Builder provides a browse screen from which you select the working directory for an existing resource type. If a resource type exists in the directory from which you launch Agent Builder, Agent Builder automatically loads the resource type. The Load Resource Type command allows you to launch Agent Builder from any directory and select an existing resource type to use as a template for creating a new resource type (see Cloning an Existing Resource Type).
Exit — Exit Agent Builder. You can also exit by clicking Cancel on the Create or Configure screen.