The vertebral column usually consists of 33 vertebrae: 24 presacral vertebrae (7 cervical, 12 thoracic, and 5 lumbar) followed by the sacrum (5 fused sacral vertebrae) and the coccyx (4 frequently fused coccygeal vertebrae). The 24 presacral vertebrae allow movement and hence render the vertebral column flexible.
Create a *.docm file to hold your macros. Upload this file to your site in a location accessible to all users of the library (I recommend the Style Library). Optionally, add keyboard shortcut customizations to the *.docm file to make accessing your macros easy. Create your document template and save it as a *.docx file.
The best free app that allows you to edit Office documents is called CloudOn. CloudOn has a ton of features and it looks similar to Word, Excel, and Powerpoint on your computer. The Pages app is an excellent word processing app. It can open and edit Word documents although there are some conversion errors at times. Pages then allows you to seamlessly email out a copy of the finished document in Pages format, Word format, or PDF format.