https://www.dotnetzone.gr:443/cs/blogs/birbilis/archive/2009/07/07/vision-research-illusions-demos-by-arthur-shapiro.aspxIf you like optical illusions you should definitely checkout Arthur Shapiro’s website on vision research. There are many Flash demos there showing amazing optical illusions and allowing one to play with various parameters to alter and explore those effects.elCommunityServer 2.1 SP3 (Build: 20423.1)