Here is a quick reference sheet that outlines the controls and functionality of the 3DLanguage application. You may have to right-click and choose "Save As..." in order to save the document to your hard drive.

Click on the image at the top-right to see a preview of the reference sheet.

The file is a .PDF document (Adobe's Printable Document Format - Click here to download the free Adobe Acrobat Reader if you aren't able to open the file).