Simple Scheuler

This is a simple Scheduler for a small javascript app

by naveen

HTML

<table border="1">
    <tr>
        <th>
            <a id="prev" href="#" onclick="ShowOtherSchedule(false)">Previous</a>
        </th>
        <th id="display_day">
        </th>
        <th>
            <a id="next" href="#" onclick="ShowOtherSchedule(true)">Next</a>
        </th>
    </tr>
    <tr>
        <td>
        </td>
        <td id="display_class">
        </td>
        <td>
        </td>
    </tr>
</table>
<script>ShowSchedule();</script>

JavaScript

var today_day = new Date().getDay();

function ShowSchedule() {
    var weekday = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
        scheduledClass = "";

    switch (today_day) {
    case 0:
        scheduledClass = "No classes today";
        break;
    case 1:
        scheduledClass = "9.30am - 10.30am: Mixed<br>5pm - 7pm: Mens advanced";
        break;
    case 2:
        scheduledClass = "5pm - 7pm: Mens<br>7pm - 9pm: Womens";
        break;
    case 3:
        scheduledClass = "9.30am - 10.30am: Mixed<br>12pm - 1pm: mums and bubs<br>5pm - 7pm: Mens advanced<br>7pm - 9pm: mixed";
        break;
    case 4:
        scheduledClass = "4.15pm - 6.15pm: Kids<br>5pm - 7pm: Mens<br>7pm - 9pm: Womens";
        break;
    case 5:
        scheduledClass = "5pm - 7pm: Mens advanced";
        break;
    case 6:
        scheduledClass = "8.30am - 10am: Kids<br>10am - 11am: Womens";
        break;

    }
    document.getElementById("display_day").innerHTML = weekday[today_day];
    document.getElementById("display_class").innerHTML = scheduledClass;
}

function ShowOtherSchedule(isNextDay) {
    if (isNextDay) {
        today_day = (today_day == 6) ? 0 : today_day + 1;
    }
    else {
        today_day = (today_day == 0) ? 6 : today_day - 1;
    }
    ShowSchedule();
}