Pubcenter ad display wrong position #9

I use Windows_Ad_Plugin_1.0.1 add Pubcenter ad to my WP8 Project,it can display Pucenter ads,
but i discover a issues,

ad position Display is wrong(Filler ads Image can display correctly), I set my project for Horizontal screen,may Vertical screen can display crrectly,I don't know,but it should display correctly on any Screen！

please help me to Solve the problem，thank you very much!!

Originally，I plan set ad for buttom and center of this screen,but it run to screen side