The following code shows how to scroll down by clicking navbar button.
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap 3 - Fragment URI - jsFiddle demo by KyleMit</title>
<script type='text/javascript'
src='http://code.jquery.com/jquery-2.0.2.js'></script>
<link rel="stylesheet" type="text/css"
href="http://getbootstrap.com/dist/css/bootstrap.css">
<script type='text/javascript'
src="http://getbootstrap.com/dist/js/bootstrap.js"></script>
<link rel="stylesheet" type="text/css"
href="http://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css">
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){<!-- w w w . java 2 s . c o m-->
$(function() {
var navbarOffset = $(".navbar").height() + 10;
var shiftWindow = function() { scrollBy(0, -navbarOffset); };
window.addEventListener("hashchange", shiftWindow);
if (window.location.hash) shiftWindow();
});
$("a[href^='#']").on('click', function(e) {
e.preventDefault();
var hash = this.hash;
$('html, body').animate({
scrollTop: $(this.hash).offset().top - 60
}, 300, function(){
window.location.hash = hash;
});
});
});//]]>
</script>
</head>
<body>
<div class="navbar navbar-inverse navbar-fixed-top">
<div class="container">
<!-- Header -->
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse"
data-target=".navbar-collapse">
<span class="icon-bar"></span> <span class="icon-bar"></span> <span
class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#SectionID">GoToSection</a>
</div>
<!-- Navbar Links -->
<div class="collapse navbar-collapse">
<ul class="nav navbar-nav">
<li class="active"><a href="#">Home</a></li>
<li><a href="#about">About</a></li>
<li><a href="#contact">Contact</a></li>
</ul>
</div>
</div>
</div>
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<h3 id="SectionID">Section With ID</h3>
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<p id="contact">Contact</p>
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</body>
</html>