was doing the clamping on 50-100%, I have changed the back-end to do no clamping and the front will now allow values between 10 and 500%, these seem reasonable. Bug 127508 r=sgehani sr=alecf a=asa git-svn-id: svn://10.0.0.236/trunk@116307 18797224-902f-48f8-a5cc-f745e15eee43