InfoPath Dev

Hi All, I have used FileQueryConnection for update the data connection withing code behind in InfoPath 2007. FileQueryConnection dataConnection = (FileQueryConnection)DataConnections["DataConnectionFileName"]; dataConnection.FileLocation = GetFileLocation(); // Get and set the file location for update the data ...

 I have created InfoPath 2010 browser based form ( Administrator Approval Form with SharePoint 2010 ) . All the functionalities working correctly. But when  going to create a from or trying to open a form ; randomly it is opening as a InfoPath filler form. Do I need to do any change to  work this browser make the form ...