◎위챗 : speedseoul
http://www.shrimp.pe.kr/blog/1151
http://gomaver.tistory.com/1361
http://uiandwe.tistory.com/917
https://developers.google.com/mobile-ads-sdk/docs/admob/fundamentals?hl=ko
http://www.google.co.kr/landing/admob/platforms.html
https://sites.google.com/site/kradmob/cpcinterstitial
https://sites.google.com/site/kradmob/admoboverview/adtypes-sizes
https://sites.google.com/site/kradmob/successcases <<==성공사례
http://www.androidpub.com/2578536