Edit in JSFiddle

Result
HTML
JavaScript

<body>
    <input type="password" id="text1" Value="This is textbox">
        <br />
        <br />
    <button id="myButton">Click Me</button>
        <button onclick="location.reload()">Reset</button>
    </body>

$(document).ready(function()
    {
    $("#myButton").click(function()
    {
    $(":password").css("background-color","Orange");
    });
    })