Layout's Cell-Based Init

Source
<link rel="stylesheet" type="text/css" href="../../codebase/dhtmlxlayout.css">
<link rel="stylesheet" type="text/css" href="../../codebase/skins/dhtmlxlayout_dhx_skyblue.css">
<script src="../../codebase/dhtmlxcommon.js"></script>
<script src="../../codebase/dhtmlxlayout.js"></script>
<script src="../../codebase/dhtmlxcontainer.js"></script>
 
<div id="parentId" style="position: relative; top: 20px; left: 20px; width: 600px; height: 400px; aborder: #B5CDE4 1px solid;"></div>
<script>var dhxLayout,
layout1;
function doOnLoad() {
    dhxLayout = new dhtmlXLayoutObject("parentId", "3L");
    layout1 = new dhtmlXLayoutObject(dhxLayout.cells("b"), "2U");
    // or;
    // var layout1 = dhxLayout.cells("c").attachLayout("2U");
    }</script>