JavaScript Window
Set the autoOpen property of the jqxWindow.
Author: http://jqwidgets.com
HTML
<link rel="stylesheet" href="http://jqwidgets.com/public/jqwidgets/styles/jqx.base.css">
<link rel="stylesheet" href="http://jqwidgets.com/public/jqwidgets/styles/jqx.energyblue.css">
<script src="http://jqwidgets.com/public/jqwidgets/jqx-all.js"></script>
<div id='jqxwindow'>
<div>Header</div>
<div id='expandDiv'>"Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo.</div>
</div>
<button id="button">Open</button>
<button id="add">increase the div size</button>
JavaScript
$("#jqxwindow").jqxWindow({
height: 200,
width: 300,
theme: 'energyblue',
autoOpen: true
});
$("#button").click(function () {
$("#jqxwindow").jqxWindow('open');
});
$("#add").click(function () {
$("#jqxwindow").css('min-height', 500);
});