In case you were wondering how many documents you can put on Google
docs and how big each one can be:
* Each document can be up to 500K, plus up to 2MB per embedded
image.
* You have a combined limit of 5000 documents and presentations
and 5000 images.
* You can upload documents from any of the following file
formats:
o HTML
o Plain text (.txt)
o Microsoft Word
o RTF
o Open Office (.odt)
more at
http://www.google.com/support/forum/p/Google+Docs/thread?tid=0a60b16656651f2a&hl=en