Hello Friends, 
  
 Am Working on Chart Application for Producing Statics of Data in Line, Bar and Pie Chart.  
  
 I Have Problem for Line Chart, i Want to Make Canvas Border of Line Chart As Rounded Corner, 
  
 how can i do it . . .  
  
 i used following code for making rounded rectange on graph but when data changes it collapse 
  
  
<annotations> 
<annotationGroup id="Grp1" showBelow="1"> 
<annotation type="rectangle" x="60" y="48" toX="785" toY="365 " radius="10" color="000000" fillAlpha="100" showBorder="1" fillColor="ffffff" borderColor="000000" borderThickness="3"/> 
</annotationGroup> 
</annotations> 
  
  
please look at screen shot for more details , and suggest me solution . .