housing 12 may be constructed of a heavy duty plastic such as for example pvc abs or fiber reinforced plastic frp according to still another embodiment the housing 12 may be constructed of rubber or of any other material or any combination of materials than is capable of withstanding constant handling and use the motion detector 20 can be any type of detector that senses when the device 10 is moved and can be of any type of mechanical switch such as for example a mercury switch or a gravity based switch or of any type of electronic sensor the microprocessor may be of any type of microprocessor appropriate such as for example amd 39 s k5 k6 or k7 series intel 39 s pentium series cyrix 39 s 6 u00d7 86 or mxi series idt 39 s winchip series or rise 39 s mp6 or any other suitable microprocessor the data storage area 22 may be any data storage means that is utilized to store retain and send computer readable instructions to the microprocessor such as for example the m systems flash memory chip persistent data memory chips such as for example eeprom battery backed sram or mask rom or temporary data storage memory chips such as for example dram sram or ferroelectric ram fram or any combination of the above data storage memory chips according to another embodiment of the present invention the.