3列のTwitter Bootstrapレイアウトがあります。中央の列は切り替えることができませんが、左右の列は表示と非表示を切り替えることができます。左の列が非表示になっているときに、中央の列が全体にまたがるようにするにはどうすればよいでしょうか。
したがって、3 6 3グリッドがあり、左の列を非表示にすると、6 3グリッドになります。jqueryを使用して、スパンを自動的に9 3に変更してページを埋めるにはどうすればよいですか?
jqueryで属性を変更しようとしましたが、うまくいきませんでした.jqueryに精通していません。
これが私のコードです：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Bootstrap, from Twitter</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="">
<meta name="author" content="">
<!-- Le styles -->
<link href="http://bootswatch.com/amelia/bootstrap.min.css" rel="stylesheet">
<link href="http://bootswatch.com/css/font-awesome.min.css" rel="stylesheet">
<style type="text/css">
body {
padding-top: 60px;
padding-bottom: 40px;
}
.sidebar-nav {
padding: 9px 0;
}
@media (max-width: 980px) {
/* Enable use of floated navbar text */
.navbar-text.pull-right {
float: none;
padding-left: 5px;
padding-right: 5px;
}
}
</style>
<link href="http://bootswatch.com/default/bootstrap-responsive.min.css" rel="stylesheet">
<!-- HTML5 shim, for IE6-8 support of HTML5 elements -->
<!--[if lt IE 9]>
<script src="../assets/js/html5shiv.js"></script>
<![endif]-->
<!-- Fav and touch icons -->
<link rel="apple-touch-icon-precomposed" sizes="144x144" href="../assets/ico/apple-touch-icon-144-precomposed.png">
<link rel="apple-touch-icon-precomposed" sizes="114x114" href="../assets/ico/apple-touch-icon-114-precomposed.png">
<link rel="apple-touch-icon-precomposed" sizes="72x72" href="../assets/ico/apple-touch-icon-72-precomposed.png">
<link rel="apple-touch-icon-precomposed" href="../assets/ico/apple-touch-icon-57-precomposed.png">
<link rel="shortcut icon" href="../assets/ico/favicon.png">
</head>
<body>
<div class="navbar navbar-inverse navbar-fixed-top">
<div class="navbar-inner">
<div class="container-fluid">
<button type="button" class="btn btn-navbar" data-toggle="collapse" data-target=".nav-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="brand" href="#">Project name</a>
<div class="nav-collapse collapse">
<p class="navbar-text pull-right">
Logged in as <a href="#" class="navbar-link">Username</a>
</p>
<ul class="nav">
<li class="active"><a id="lefttoggle">Left</a></li>
<li><a id="righttoggle">Right</a></li>
</ul>
</div><!--/.nav-collapse -->
</div>
</div>
</div>
<div class="container-fluid">
<div class="row-fluid">
<div id="left" class="span3">
<div class="well sidebar-nav">
<ul class="nav nav-list">
<li class="nav-header">Sidebar</li>
<li class="active"><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li class="nav-header">Sidebar</li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li class="nav-header">Sidebar</li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
</ul>
</div><!--/.well -->
</div><!--/span-->
<div id="middle" class="span6">
<div class="hero-unit">
<h1>Hello, world!</h1>
<p>This is a template for a simple marketing or informational website. It includes a large callout called the hero unit and three supporting pieces of content. Use it as a starting point to create something more unique.</p>
<p><a href="#" class="btn btn-primary btn-large">Learn more »</a></p>
</div>
<div class="row-fluid">
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
</div><!--/row-->
<div class="row-fluid">
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
<div class="span4">
<h2>Heading</h2>
<p>Donec id elit non mi porta gravida at eget metus. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod. Donec sed odio dui. </p>
<p><a class="btn" href="#">View details »</a></p>
</div><!--/span-->
</div><!--/row-->
</div><!--/span-->
<div id="right" class="span3">
<div class="well sidebar-nav">
<ul class="nav nav-list">
<li class="nav-header">Sidebar</li>
<li class="active"><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li class="nav-header">Sidebar</li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li class="nav-header">Sidebar</li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
<li><a href="#">Link</a></li>
</ul>
</div><!--/.well -->
</div><!--/span-->
</div><!--/row-->
<hr>
<footer>
<p>© Company 2013</p>
</footer>
</div><!--/.fluid-container-->
<!-- Le javascript
================================================== -->
<!-- Placed at the end of the document so the pages load faster -->
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="../assets/js/bootstrap-transition.js"></script>
<script src="../assets/js/bootstrap-alert.js"></script>
<script src="../assets/js/bootstrap-modal.js"></script>
<script src="../assets/js/bootstrap-dropdown.js"></script>
<script src="../assets/js/bootstrap-scrollspy.js"></script>
<script src="../assets/js/bootstrap-tab.js"></script>
<script src="../assets/js/bootstrap-tooltip.js"></script>
<script src="../assets/js/bootstrap-popover.js"></script>
<script src="../assets/js/bootstrap-button.js"></script>
<script src="../assets/js/bootstrap-collapse.js"></script>
<script src="../assets/js/bootstrap-carousel.js"></script>
<script src="../assets/js/bootstrap-typeahead.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#lefttoggle").click(function(){
$("#left").toggle(1000);
});
$("#righttoggle").click(function(){
$("#right").toggle(1000);
});
});
</script>
</body>
</html>
そして、これがどのように見えるかのライブビューです：
http://onlinement.iheff.net/new.php
助けてくれてありがとう！