Home› MULTI-TIERED COMPUTING SYSTEM HAVING AT LEAST ONE PORTABLE COMPUTER WITH A TOUCH SENSITIVE DISPLAY DEVICE AND GRAPHICAL USER INTERFACE FOR TOUCH INPUT IN COMMUNICATION WITH AN INPUT COMPUTER COUPLED TO A DATABASE
MULTI-TIERED COMPUTING SYSTEM HAVING AT LEAST ONE PORTABLE COMPUTER WITH A TOUCH SENSITIVE DISPLAY DEVICE AND GRAPHICAL USER INTERFACE FOR TOUCH INPUT IN COMMUNICATION WITH AN INPUT COMPUTER COUPLED TO A DATABASE