Match font size of save dialog with real PSP and fix the wrong color of Yes/No button 

![screen00004](https://f.cloud.github.com/assets/3000282/724473/b0c651ba-e035-11e2-86fa-44d2e5133c40.jpg)
![screen00005](https://f.cloud.github.com/assets/3000282/724528/82bf6890-e037-11e2-9bbc-e8e275d46980.jpg)