pdf document instead of reading the whole document....

Hey peeps now u can listen to
wats there in a pdf document
instead of reading the whole
document....
Try out the following key
combinations for Acrobat 6.0 & 7.0:
- ctrl+ shift + b ---> To hear the
whole document
ctrl + shift + v ---> To hear only
the page
ctrl + shift + c ---> To resume ctrl + shift + e ---> To stop
*hacking