How to output Adsense code in wordpress theme Safely!!

Hi Guys,
1.I need help in correctly or safely outputting user entered Adsense/ads code from options panel to the front end in themes.
2.Is it necessary to avoid inline javascript in backend in options panel also?
Any help will be much appreciated.

from Envato Forums - Latest posts http://ift.tt/1Y63zTQ
via IFTTT