This article was really helpful to me in understanding A*: http://www.briangrinstead.com/blog/astar-search-algorithm-in-javascript-updated http://www.briangrins

This article was really helpful to me in understanding A*: http://www.briangrinstead.com/blog/astar-search-algorithm-in-javascript-updated http://www.briangrinstead.com/blog/astar-search-algorithm-in...