Forsaken
Well-known member
Doesn't Google say NOT to do that? I've read in multiple places you shouldn't manipulate the code like that...though that could have changed in the last few months since I was looking about 5 months ago.
http://www.labnol.org/internet/responsive-google-ads-approved/27872/No, terms say you can't do this:
All those width/height combinations are standard options.
Edited code in previous post. It appears you do need to change create several ad formats in adsense and change ad_slot variable for each ad.
Until they approved it recently it was an at your own risk method as they hadn't said whether it would get you banned or not. In the past any modification (including conditionals) could get your account disabled.