Thankfully, the gaming community refuses to let history die. If you are looking to relive the nostalgia of playing Plants vs. Zombies in a web browser, several preservation projects have stepped up:
The Plants vs. Zombies Web Version (Flash) was the perfect storm of accessibility and depth. It proved that a tower defense game could be cute, terrifying, and intellectually satisfying, all within a 15MB browser window. plants vs zombies web version flash