How may I remove these particle instances? working source included

[Emotioned.com]

Hello,

I am having trouble removing these particle MC's

All the code explanation and source files are on my blog:
http://emotioned.com/2009/07/flash-cs4-as3-confetti-particle-system-source-files-and-class/


Thanks
Ian

[Emotioned.com]

Can someone help me please?

Thanks
Ian