sendtx.html

<html>
<head>
<title>icebox - send tx</title>
</head>
  <body>
    <script src="./node_modules/web3/dist/web3.min.js"></script>
    <script>

      function sendTx() {
        var web3 = new Web3();
        var web3prov = new web3.providers.HttpProvider('http://localhost:8545');
        web3.setProvider(web3prov);
        var rawtx = document.getElementById('rawSignedTx').value;
        web3.eth.sendRawTransaction(rawtx, function (tx) {
          document.getElementById('confirmation').innerHTML = "Transaction submitted to network. TxID: " + tx;
        });
      }

    </script>
    <h1>Send Transaction</h1>
    <div><textarea id='rawSignedTx' rows=6 cols=40></textarea></div>
    <button onclick="sendTx()">Send Transaction</button>
    <div id="confirmation"></div>
  </body>
</html>