COMPUTER APPLICATIONS SOFTWARE IN THE FIELD OF NETWORK COMMUNICATIONS; COMPUTER SOFTWARE INTERNET BROWSERS; COMPUTER SOFTWARE EMBODIED IN PERSONAL DIGITAL ASSISTANTS FOR THE WIRELESS RECEIPT AND/OR TRANSMISSION OF DATA, THAT ENABLE THE USER TO KEEP TRACK OF OR MANAGE PERSONAL INFORMATION, INVENTORY CONTROL, BAR-CODE SCANNING, REAL-TIME PRINTING, AND WEB BROWSING; COMPUTER GAME PROGRAMS; COMPUTER PROGRAMS FOR THE CREATION OF 3-D VIRTUAL REALITY STRUCTURES AND IMAGES