Answer:
Your computer\'s version of white-out.
What can be white and yellow at the same time?
There is a man in a 4 story building. He jumps out of the window and is unharmed. He used no padding, and had no harm done. How?
They come out at night without being called, and are lost in the day without being stolen. What are they?
What instrument can make any sound and be heard but not touched or seen?
Two little holes in the side of a hill. Just as you come to the cherry-red mill.