.toggle() text in a button

.toggle() text in a button

HTML

<script src="http://www.outcoding.com/joe_edis_mockups/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="http://www.outcoding.com/joe_edis_mockups/css/bootstrap.min.css">
<div class="location"> 
    <a href="#" rel="popover" data-toggle="popover" data-placement="top">Fire popover</a>
 <span class="popover">
     <button class="btn text-btn">Toggle me!</button>
     <button class="btn text-btn toggle-text">Un-Tobble me</button>
 </span>
</div>

CSS

.toggle-text {
     display:none;
 }
 .location {
     margin:100px 0 0 150px;
 }

JavaScript

$('[rel=popover]').popover({
    html: true,
    trigger
    content: function () {
        return $(this).siblings('.popover').html();
    }
});

/* TOGGLE BUTTON TEXT */
$('.location').on('click','.text-btn',function () {
    alert('What\'s going on!');
    //$('.text-btn').toggle();
});
/* end TOGGLE BUTTON TEXT */