1634,1635c1688,1691
<       child_allocation.x = total_width*col / n_cols;
<       child_allocation.y = allocation->height*row / n_rows;
---
>       int button_height = 20;
> 	  child_allocation.x = total_width*col / n_cols;
>       //child_allocation.y = allocation->height*row / n_rows;
>       child_allocation.y = button_height*row;
1637c1693
<       child_allocation.height = allocation->height*(row + 1) / n_rows - child_allocation.y;
---
> 	  child_allocation.height = button_height; //allocation->height*(row + 1) / n_rows - child_allocation.y;
