Drag and Drop between Grids

dhtmlxGrid supports drag-n-drop not only within one grid, but between grids as well. Check out this functionality in the sample below.
Source
<link rel="STYLESHEET" type="text/css" href="../../codebase/dhtmlxgrid.css">
<link rel="stylesheet" type="text/css" href="../../codebase/skins/dhtmlxgrid_dhx_skyblue.css">
<script  src="../../codebase/dhtmlxcommon.js"></script>
<script  src="../../codebase/dhtmlxgrid.js"></script>        
<script  src="../../codebase/dhtmlxgridcell.js"></script>    
<script  src="../../codebase/ext/dhtmlxgrid_drag.js"></script>
 
 
<table width="800px">
    <tr>
        <td>
            <div id="gridbox2" style="width:270px;height:270px;background-color:white;"></div>
        </td>
        <td>
            <div id="gridbox3" style="width:500px;height:270px;background-color:white;"></div>
        </td>
    </tr>
</table>
<script>mygrid = new dhtmlXGridObject('gridbox3');
mygrid.selMultiRows = true;
mygrid.setImagePath("../../codebase/imgs/");
mygrid.setHeader("Sales,Book Title,Author,Price,In Store,Shipping,Bestseller,Date of Publication");
mygrid.setInitWidths("50,150,120,80,80,80,80,200");
mygrid.setColAlign("right,left,left,right,center,left,center,center");
mygrid.setColTypes("dyn,ed,ed,price,ch,coro,ra,ro");
mygrid.setColSorting("int,str,str,int,str,str,str,date");
mygrid.setMultiLine(false);
mygrid.enableDragAndDrop(true);
mygrid.init();
mygrid.setSkin("dhx_skyblue");
mygrid.loadXML("../common/grid.xml");
 
treeGrid = new dhtmlXGridObject('gridbox2');
treeGrid.selMultiRows = true;
treeGrid.setImagePath("../../codebase/imgs/");
treeGrid.setHeader("Alpha,Betta");
treeGrid.setInitWidths("100,150");
treeGrid.setColAlign("right,left");
treeGrid.setColTypes("ed,ed");
treeGrid.setColSorting("int,str");
treeGrid.setMultiLine(false);
treeGrid.enableDragAndDrop(true);
treeGrid.init();
treeGrid.setSkin("dhx_skyblue");
treeGrid.loadXML("../common/dynscroll.xml");</script>