[Confluence] small dialog - part2

follow up to https://github.com/xbmc/xbmc/pull/3970

also show a small dialog when list control "6" is used and no button is visible.

![select](https://f.cloud.github.com/assets/687265/1864302/0f53ca48-77f1-11e3-8414-8aab7f525e19.jpg)


for @da-anda