如何更改谷歌地图v2 android中的信息窗口（自定义）位置？

I have a screen with google map, on top of screen there is one AutotextView for search place, and make a custom info window to show more details, problem is when user click on any mark custom window popup as their default behaviour (center on screen), so it mixed up autotextview, Can I change info-window position on screen, i.e bottom or anything like that.I have a screen with google map, on top of scre