如何访问ios中的spliviewcontroller的viewcontrollers ?

Hi In one of my ipad application I am used splitviewcontroller. My app actually working in IOS6 well, now new requirement came from the client. Based on client request I start porting app to IOS7. But while porting to IOS7 the viewcontroller views linked with spliviewcontroller Y positions are increasing 20 pixels due to that navigationbar and tableview is moving down by 20 pixels from statusbar. It's working fine in IOS6 but in IOS7 only I am facing this issue.So please let me know how to resolve this issue.Thanks in advance.Hi In one of my ipad application I am used spli