[Anonymous]

Hi Gerald,

  The below links talk about changing the web part properties at the runtime.

Please give them a try and let us know how it goes.

http://social.msdn.microsoft.com/forums/en-US/sharepointdevelopment/thread/7f12b692-dbbb-44d3-90fe-aff0a13213c0/

http://www.mikhaildikov.com/2008/10/saving-webpart-personalization.html