<style type="text/css">
#contentLYR {
position:absolute;
width:200px;
height:115px;
z-index:1;
left: 200px;
top: 200px;
}
</style>
Nothing out of the ordinary there. You will just need some familiarity with CSS to arrange layout and presentation. There are a bunch of good CSS tutorials on the Web if you find yourself in unfamiliar territory.
Finally we call the ajaxManager and specify which case to employ from the body tag using an onload event like so:
<body onload="ajaxManager('start_up')">