Edit in JSFiddle

Result
HTML
JavaScript

<body>
    <input type="checkbox" name="BE" value="BE">BE
    <input type="checkbox" name="ME" value="ME">ME
    <input type="checkbox" name="MS" value="MS">MS
    <input type="checkbox" name="MCA" value="MCA">MCA
    <button id="myButton">Click</button>
    <button onclick="location.reload();">Reset</button><br>
    <span id="checkedSpan"></span>
    </body>

$(document).ready(function()
    {
    $("#myButton").click(function()
    {
    var text = "";
    $(":Checked").each(function()
    {
    text =text + "   "+ $(this).val();
    });
    var spanText = $("#checkedSpan").html();
    if(spanText != null)
    {
    $("#checkedSpan").innerHTML = " ";
    }
    $("#checkedSpan").html("You selected: "+text);
    });
    });