New Document:
Click the New Document Icon to create a new document. This differs from File->Open in that you can use File->Import to read in multiple disparate parts into a single document. For example if you create a new document, you can now use File->Import to read IGES, STEP, Pro/E, Catia, etc. parts all into the same document. You can then click File->Save As… to translate all the read-in parts to a new file format.
Open Document:
Click the Open Document Icon to read in a supported file type.
Save As…:
Click the Save As… Icon to save the currently selected document to a supported file format.
Copy To Clipboard:
Click the Copy To Clipboard Icon to capture a bitmap image of the currently selected document. You can now paste this bitmap into any applicable application.
Print Document:
Click the Print Document Icon to send the currently selected document to a printer.