A method, data processing system and program product is provided for performing double authentication for controlling disruptive operations on storage resources generated by a system administrator. The application server, configured for executing a voice application defined by XML documents, selects an XML document for execution of a corresponding voice application operation based on a determined presence of a user-specific XML document that specifies the corresponding voice application operation. Also provided are methods of processing particulate solids using the vortex reactor of the invention. The soccer goal can be totally disassembled for removal and repositioning with various formed members being disconnected by the use of an efficiently designed connectdisconnect tool.