expandable menu

by Tom Scott

HTML

<!DOCTYPE html>
<html>
    <head>
        <title>jQM Complex Demo</title>
        <meta http-equiv='Content-Type' content='text/html; charset=utf-8'/>
        <meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; minimum-scale=1.0; user-scalable=no; target-densityDpi=device-dpi"/>
        <link rel="stylesheet" href="http://code.jquery.com/mobile/1.4.2/jquery.mobile-1.4.2.min.css" /> 
        <!--<script src="http://code.jquery.com/jquery-1.10.1.min.js"></script>-->
        <script src="http://code.jquery.com/mobile/1.4.2/jquery.mobile-1.4.2.min.js"></script>    
    </head>
    <body>     
        <div data-role="page" id="index" data-theme="a" >
            
            <div data-role="content">
                
            </div>
            
            <div data-role="panel" id="mypanel" data-dismissible="false">
                <div data-role="collapsibleset" data-content-theme="a" data-iconpos="right" id="set" data-inset="false" data-expanded-icon="carat-d" data-collapsed-icon="carat-r" class="ui-nodisc-icon ui-alt-icon">
                    <div data-role="collapsible" id="set" data-collapsed="true">
                        <h3>Section 1</h3>
                        <ul data-role="listview">
                            <li><a href="#">Acura</a></li>
                            <li><a href="#">Audi</a></li>
                            <li><a href="#">BMW</a></li>
                            <li><a href="#">Cadillac</a></li>
                            <li><a href="#">Ferrari</a></li>
                        </ul>
                    </div>
                </div>
                <div data-role="collapsibleset" data-content-theme="a" data-iconpos="right" id="set2" data-inset="false" data-expanded-icon="carat-d" data-collapsed-icon="carat-r"  class="ui-nodisc-icon ui-alt-icon">
                    <div data-role="collapsible" id="set2" data-collapsed="true">
                        <h3>Section 1</h3>
                       ...

CSS

.ui-collapsible-inset, .ui-collapsible-set {
    margin: 0 !important;
}

.ui-collapsible h3 a {
    border-top-width: 0 !important;
    background: #F9F9F9 !important; 
    font-weight: normal !important;
}

.ui-listview li a {
    font-weight: normal !important;    
}

.ui-panel {
    background: #F9F9F9 !important;
}

.ui-panel-inner {
    padding-top: 0 !important;
    padding-bottom: 0 !important;    
}

.ui-panel-display-reveal {
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.15) inset !important;
}

#mypanel .ui-btn:after {
    opacity: 0;
    transition: opacity 1000ms ease 0s;
}

#mypanel .ui-btn:after,  {
    opacity: 0.8;
}

#mypanel .ui-btn:hover:after {
    opacity: 0.8;    
}

ui-btn:after {
    background-color: rgba(0, 0, 0, 0);
}

JavaScript

$(document).on('pagebeforeshow', '#index', function(){       
    $( "#mypanel" ).panel( "open");
});