<html> <head> <script src="../ext/bignumber.min.js"></script> <script src="../ext/ethereum.js/dist/ethereum.js"></script> <script> var web3 = require('web3'); web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8545')); var eth = web3.eth; function bomb() { for (var i = 0; i < 200; i++) { eth.transact({}) } } </script> </head> <body> <button onclick="bomb();">BOOM!</button> </body> </html>