If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Apocalypse is happening... NOW! Time to run right with dinosaur, bicycle, and shotgun at your side! Shoot the measly humans for gold, use that gold to buy upgrades so you can keep running! Use your jetpack when the jumping gets too hairy but don't use too much fuel! Run all the way from San Francisco to New York for ultimate survival!