PhoneGap: Scaling down a webpage with viewport

Question

I am creating a quick prototype of an App we are going to be building at work so we can do a quick user test on some functionality.

My designer created my images at

Answer 1

I see above a possible mistake. Maybe my betters can comment.

1) The initial questioner seems to want to scale. The end of the line states "user-scalable=no". This could result in no scaling - scaling 100%. Browsers let you scale no matter what, right? So Safari result was a red herring. Also, the inital and maximum scale are the same.

2) According to Sebastions reply, perhaps the correct value is "50" not "0.5".