outdoor outlet - mount on deck frame or house, with pics

Wondering which would be the best way to go about this. Thanks in advance, Mike Attachment 37434 (http://www.doityourself.com/forum/attachments/electrical-ac-dc/37434-outdoor-outlet-mount-deck-frame-house-pics-2014-08-31-12.13.22-option-1-house-mounting.jpg)Attachment 37435 (http://www.doityourself.com/forum/attachments/electrical-ac-dc/37435-outdoor-outlet-mount-deck-frame-house-pics-2014-08-31-12.13.49-option-2-deck-mounting.jpg)