etElementById('coinbase'),
        original =document.getElementById('original'),
        current =document.getElementById('current'),
        diff =document.getElementById('diff');

    var Web3 = require('czr');
    var web3 = new Web3();
    // web3.setProvider(new web3.providers.HttpProvider());
    
    console.dir(web3.eth)
    function watchBalance(){
        coinbase.innerText='coinbase'+web3.eth;
        original.innerText='original';
        current.innerText='current';
        diff.innerText='dif