The search bar when clicked on the search button appears in the centre of the application blocking the calendar(blocking the calendar is not the issue). After our search is over  the search bar which blocks the calendar wont go unless you click on the search button which is on to the top right of the application.And the search button is not near the search bar so there is no way one would guess that we should click on the search button again. you would get a better idea if you see the screen shot attached .So better way for it to close is if we click anywhere except the search bar,just like the other two buttons right to the search button d.