to be operating correctly through diagnostic software and will also stay black thereby notifying the user that the particular transducer has discontinued operation rather than give bad measurement and by doing so identifies which transducer needs to be replaced the next block in the bottom status bar gives the count of pallets that are being processed during a particular time the next block is the file name the last block across the bottom is the analysis of either accept or reject of the pallet that has just been measured the window element in the menu tool bar when clicked has the following drop down menus tile will take the six windows and overlap them on each other cascade will put them in one row behind each other serially arrange puts the six child windows into what the customer normally sees which is taking the six and putting them side by side so that one can see everything at the same time arranging icons is a feature of automatically arranges equal spacing for the icons within the window the next items 1 through 5 are the headings for the child windows titled transducers 1 to 5 and the sixth heading called legend one click on any of these will activate that particular child window this on line module is not active in this embodiment but can provide context sensitive help information one copyrighted version of source code that will allow implementation of the described embodiments of cast and the above graphical user interfaces is provided in appendix 1 appendix on microfiche however one skilled in computer programming will also be.