var TREE_ITEMS = [   
    ['Pls Click [+] corner to open the FAQ tree branches for more choices', 0,
        ['Programming','faqans1.htm#ans11',
           ['What is ladder logic programming?','faqans1.htm#ans11'],
           ["What is the difference between ladder logic and iTRiLOGI\'s Ladder+BASIC programming?",'faqans1.htm#ans12'],
           ['What do I benefit from TRiLOGI Ladder+Basic?','faqans1.htm#ans13'],
           ['How can I learn more about TRiLOGI Ladder+Basic?','faqans1.htm#ans14'],
           ['Is there a tutorial for learning TRiLOGI and TRiLOGI Ladder+Basic?','faqans1.htm#ans15'],
           ['What do I need to program a TRi PLC?','faqans1.htm#ans16'],
           ['Can I run TRiLOGI on Window, DOS or Linux Platform?','faqans1.htm#ans17'],
        ],
        ['Inputs & Outputs','faqans2.htm#ans211',
          ['Digital I/Os','faqans2.htm#ans211',
             ['What\'s the difference between npn and pnp I/Os?','faqans2.htm#ans211'],
             ['What\'s the difference between relay and transistor','faqans2.htm#ans212'],
             ['How do I expand digital I/Os for my TRi PLCs?','faqans2.htm#ans213'], 
             ['How can I connect REMOTE I/Os to TRi PLCs?', 'faqans2.htm#ans214'], 
          ],
             
          ['Analog I/Os','faqans2.htm#ans221',
             ['What\'s the difference between Digital and Analog I/Os?', 'faqans2.htm#ans221'],
             ['What is a PWM (Pulse Width Modulated) Signal?', 'faqans2.htm#ans222'], 
             ['When do you need PLCs with Analog I/Os?', 'faqans2.htm#ans223'], 
             ['Which TRi PLCs provide Analog I/Os and PWM Outputs?', 'faqans2.htm#ans224'], 
             ['How do I expand Analog I/Os  & PWM Output for my TRi PLCs?', 'faqans2.htm#ans225'], 
          ],
        ],
        ['Devices the PLC can control','faqans3.htm#ans31',
             ['Can I control Stepper Motors?','faqans3.htm#ans31'],
             ['Can I control an x-y coordinate mechanical arm?','faqans3.htm#ans32'],
             ['Can I control the speed of a AC or DC Motor?', 'faqans3.htm#ans33'],
             ['Can I control temperature?','faqans3.htm#ans34'],
             ['Can I control building service utilities?','faqans3.htm#ans35'],
             ['Can I control based on data read from a Barcode or Smart-card reader?','faqans3.htm#ans36'],
             ['What can I control or not control with TRi controllers?','faqans3.htm#ans37'],
        ],
 
        ['Measuring/Monitoring','faqans4.htm#ans41',
             ['Can I measure temperature? Pressure?','faqans4.htm#ans41'],
             ['Can I monitor x-y coordinates?','faqans4.htm#ans42'],
             ['Can I measure a motor RPM?', 'faqans4.htm#ans43'],
             ['How can I monitor a PLC\'s input/output status?','faqans4.htm#ans44'],
        ],
        
        ['Communications and Networking','faqans5.htm#ans51',
             ['What communication ports do my TRi PLCs come with?','faqans5.htm#ans51'],
             ['What devices can my TRi PLCs communicate with?','faqans5.htm#ans52'],
             ['Can I connect a barcode reader to my PLC? Or smartcard or RFID reader?','faqans5.htm#ans53'],
             ['Can I connect a 3rd-party HMI (human-machine interface) to my TRi PLC?','faqans5.htm#ans54'],
             ['How can I connect my PLC into a serial comms network?','faqans5.htm#ans55'],
             ['What if my PC/laptop only has USB ports and no RS232 ports? Can I use it to program my TRi PLC?','faqans5.htm#ans56'],
             ['What protocols do TRi PLCs support?','faqans5.htm#ans57'],
             ['How and what does \'web-enabled\' mean for the M-series PLCs?','faqans5.htm#ans58'],
             ['How may I take advantage of the web-enablement of the M-series PLCs?','faqans5.htm#ans59'],
        ],

        ['Questions on Specifications','faqans6.htm#ans61',
             ['What are the operating environment specs on TRi PLCs?','faqans6.htm#ans61'],
             ['Do TRi PLCs have  UL or CE approval?','faqans6.htm#ans62'],
             ['Can I do floating point computation on my PLC?','faqans6.htm#ans63'],
             ['How do I select the right TRi PLC to meet my need for I/Os, timers counters etc?','faqans6.htm#ans64'],
             ['What\'s the difference between a PAC (Programmable Automation Controller) and a PLC?','faqans6.htm#ans65'],
        ],                 
        ['Other Common Application Questions','faqans7.htm#ans71',	
             ['Can I program PLC activity schedule to real-time?','faqans7.htm#ans71'],
             ['Can I do floating point computation on my PLC?','faqans7.htm#ans72'],
             ['Other Frequently asked Technical or Application Questions:','faqans7.htm#ans78'],
        ],	
        ['Orders & Shipments','faqans8.htm#ans81',
             ['How do I place my order\'s?','faqans8.htm#ans81'],
             ['How long does it take for me to get delivery of my orders?','faqans8.htm#ans82'],
             ['How do I obtain an OEM price list?','faqans8.htm#ans83'],
        ],
        ['Tech Support','faqans9.htm#ans91',
             ['What kind of Technical Support methods are available?','faqans9.htm#ans91'],
             ['How to upgrade TRiLOGI software to the latest version?','faqans9.htm#ans92'],
             ['How to obtain TL5Uploader software?', 'faqans9.htm#ans93'],
             ['How to obtain the PLCmon.jar and XServer File Manager programs?', 'faqans9.htm#ans94'],
             ['Other Frequently asked Technical or Application questions','faqans9.htm#ans98'],
        ],
    ],
]