title: Drill down charts for asp.net
body: <p>My employer has asked me to create some web pages with various charts - one of the requirements is to have a click through ability for further detials. I am looking for sugestions on chart libraries that I could use.</p>
  
  <p>c#, .net 2.0</p>
  
  <p>UPDATE:</p>
  
  <p>I used zedgraph with a imagemap
  <a href="http://zedgraph.org/wiki/index.php?title=Use_an_ImageMap" rel="nofollow noreferrer">drilldown Sample</a></p>