c# - How to draw multi-series column chart in FusionCharts -

i developing web application using asp.net c# , drawing graphs using fusioncharts. need draw multi-series column chart tries following code, in vain

<div id="chartcontainer"></div> <script type="text/javascript">          var mychart = new fusioncharts("column3d", "mychartid", "400", "300");         mychart.setxmlurl("data8.xml");         mychart.render("chartcontainer");       </script> data8.xml ----------  <chart caption='sales product' numberprefix='$' formatnumberscale='1' rotatevalues='1' placevaluesinside='1' decimals='0' ><categories>   <category label='product a' />   <category label='product b' />   <category label='product c' />   <category label='product d' />   <category label='product e' />   <category label='product f' /> </categories><dataset seriesname='current year'>   <set value='567500' />   <set value='815300' />   <set value='556800' />   <set value='734500' />   <set value='676800' />   <set value='648500' /> </dataset><dataset seriesname='previous year'>   <set value='547300' />   <set value='584500' />   <set value='754000' />   <set value='456300' />   <set value='754500' />   <set value='437600' /> </dataset></chart> 

please me this...

try modify:

 var mychart = new fusioncharts("column3d", "mychartid", "400", "300"); 

with:

 var mychart = new fusioncharts("mscolumn3d", "mychartid", "400", "300");  

column3d single serie, , mscolumn3d multi-series.