As you see, SNO document is not just document like notepad's one or Microsoft
Word's one. The main difference is hierarchical structure of SNO document.
Well you should prepare it for printing. For this purpose you should call special tool which is called "Generate Print Preview report".
You can find it at File->Print->Generate Report menu item.
Configure report's settings and press OK button. Print Preview Report
will be created. And you may edit it before printing