Renomart very kindly provides in his signature a link in his page to a website that provides an internet based "completely free" to scale, designing package...
Unfortunatley for him I have now found it and will share the ease of use with you all...
This software is for beginners and experts alike. It is dead set easy to use and learn and can make your ideas come to life.
I spent half an hour tonight and completed this:
This is a to scale drawing of my home theatre room complete with everything that goes in it...
Have a crack at this software before moving your furniture to see whether it fits. See a special but don't know if it will fit in your room .... you will now even before you buy it...
The possibilities are endless...
http://renomart.com.au/free-floor-planner-software-for-your-home-kitchen-or-office/