What is the puzzle called that is a grid that has numbers that tell you how many squares are colored per line?

Tish: What is the puzzle called that is a grid that has numbers that tell you how many squares are colored per line?
This is an online puzzle that has different difficulty levels. It has rows and columns of numbers that tell you how many squares of the grid on that line are colored in. You figure out which ones are colored in and it reveals a picture of something when you are finished.

Answers and Views:

Answer by xwdguy
Paint by Numbers (in GAMES Magazine)
Nonograms (in Japan where they came from)