It is possible to create a link to sudoku100.com that automatically fills the grid with a puzzle. Consider this puzzle:

Angry

The link is http://sudoku100.com/index.php?p=100007090030020008009600500005300900010080002600004000300000010040000007007000300

The number after p= should be the numbers of your puzzle, read left to right, top to bottom, with zeros for blank squares.