FunnelT

Hi, I am using fusion charts Funnel. I am using Xml file to display the funnel. In my application I am updating the xml file.I am updating the no of tiers and as well as the value to show in the funnel. I am updating the value on a user event. But funnel is not getting reflected with the new value. If I press event for twice then it is getting reflected.. My application is java/j2ee(web) application Please help me to update the funnel structure with the upadting of the value in the data.xml..