asp with c#.net

creating Char

 

xvalue ----red ,green ,blue

 

yvalue --10,7,15

 

 

using asp.net chart control .

 

my conditon .

 

when i select red the xaxis value red only displayed in the chart . and  select green ,green lable only displayed in the  chart. when   i select all the  red ,geen ,blue all the lable are displayed in the chart.how to create this type chart in asp.net chart control using c#.kindly reply