suche box oder feld was immer mit scrollt

<style type="text/css">
<!--

#Box_links
{
position: fixed;
top: WWpx;
left: 50%;
margin-left: -XXpx;
width: YYpx;
height: ZZpx;
background-color: #XXXXXX;
font-family: Arial;
font-size: 12px;
}

#Box_rechts
{
position: fixed;
top: WWpx;
left: 50%;
margin-left: XXpx;
width: YYpx;
height: ZZpx;
background-color: #XXXXXX;
font-family: Arial;
font-size: 12px;
}

--> </style>

<div id="Box_links">Hier Text in linker Box</div>
<div id="Box_rechts">Hier Text in rechter Box</div>