This is one of those things where the amount of time and effort you are going to put in isn't worth it.
http://www.bhphotovideo.com/bnh/cont...rch&Q=&ci=4899
10 X 12 for $80... your time has to be worth more than $80 to make one of these things...
10 X 24 for under $150
Don't you have better things to do with your time?
Alex