COMPUTER TELEPHONY INTEGRATED CALL CENTER SYSTEM FEATURING INTERACTIVE VOICE RESPONSE UNIT, VOICE MAIL, AUTOMATIC CALL DISTRIBUTOR, SCRIP TING TOOL, RELATIONAL DATABASE MANAGEMENT AND PREVIEW AND PREDICTIVE DIALER, COMPRISING COMPUTER INTERFACE DEVICES, TELEPHONE INTERFACE DEVICES, COMMUNICATION AND TELECOMMUNICATION EQUIPMENT AND SYSTEMS, NAMELY, PC SERVERS CAPABLE OF RUNNING GRAPHICAL USER OPERATING SYSTEMS, PC OPERATING SYSTEMS, INTEGRATED TELEPHONY BOARDS, COMPUTER TELEPHONY BOARDS, AND V...