How to read a .DOCX document
The new Office 2007 includes a new format for the word documents that bears the .docx extension. However, previous Office versions are not compatible with this type of file. Here are some solutions to this issue:
Download Microsoft Compatibility Pack
To be able to open .docx files on older Microsoft Word versions, you can make use of the Microsoft Compatibility Pack, downloadable through the link:
http://www.microsoft.com/...
Download XML Translator
If you are making use of Open Office and you want to read a .docx file, you can install XML Translator. It is a software that will allow you to read this particular file with Open Office.
Download Link:
http://sourceforge.net/projects/odf-converter
Making use of online Tools
You can also make use of available and free online tools to be able to make this file conversion.
Link:
http://sourceforge.net/projects/odf-converter
Link:
http://www.zamzar.com/
For MAC users
If you are currently using a MAC OS X and have to open a .docx file extension, you can make use of the Open NML File Format Converter to enable the reading.
Download Link:
http://www.microsoft.com/mac/downloads.mspx