jQuery addClass example

Change class name on click in jQuery

by sazakharov

HTML

<div id='leftnav'>left hand menu</div>
<div id='mainbody'>Main content<br/>here</div>

CSS

#leftnav
{
float: left;
width: auto;
border-right: 1px solid gray;
margin: 0;
/* padding: 0.5em; */
}
#mainbody
{
 border: 1px solid gray;
}

JavaScript

$('#leftnav').height($('#mainbody').height());