3>Register name</h3>
    <div>
        <text>Check if name is available: </text>
        <input type="text" id="registerOwner" onkeyup='onRegisterOwnerKeyUp()'></input>
        <text id='nameAvailability'></text>
    </div>
    <div>
        <button id="registerOwnerButton" type="button" onClick="registerOwner()">Register!</button>
    </div>
    <h3></h3>
    <i>If you own the name, you can  also change the address it points to</i>
    <div>
        <text>Address: </text>
        <input type="text" id="new