Try it yourself editor

Code

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
   <head>
    <title>Switch demo page</title>
   </head>
   <body>
        <div id="dateDiv" style="background-color: Green; color: White;">
        </div>
        <script language="javascript" type="text/javascript">
                    var dateDiv = document.getElementById("dateDiv");
                    //  Write the logic for date
                    var d = new Date();
                    switch (d.getDay()) {
                        case 0:
                            dateDiv.innerHTML = "Sunday";
                            break;
                        case 1:
                            dateDiv.innerHTML = "Monday";
                            break;
                        case 2:
                            dateDiv.innerHTML = "Tuesday";
                            break;
                        case 3:
                            dateDiv.innerHTML = "Wednesday";
                            break;
                        case 4:
                            dateDiv.innerHTML = "Thursday";
                            break;
                        case 5:
                            dateDiv.innerHTML = "Friday";
                            break;
                        case 6:
                            dateDiv.innerHTML = "Saturday";
                            break;
                    }
        </script>
   </body>
</html>

Output