Tip: When determining a time limit, remember that players won't be as familiar with the level as you are. If you normally complete the level with around 100s left on the timer, others might run out of time on their first try.
Subroutine that draws the power up item to the item box on the status bar during levels. $0090AE is the X position of the Item Box item. $0090B3 is the Y position of the Item Box item. Note: Those two positions are only graphical. It won't change where the item drops from when select is pressed.