Here’s a nifty little trick I figured out, used in conjunction with the Firefox extension User Agent Switcher:
Description:Â Â Â iPhone
User Agent:Â Â Â Mozilla/5.0 (iPhone; U; CPU like Mac OS X; en)
App Name:Â Â Â AppleWebKit/420+ (KHTML, like Gecko)
App Version:Â Â Â Version/3.0
Platform:Â Â Â Mobile/1A542a Safari/419.3