added dispay:block and overflow: auto to centralBox class
added line seperator between sections
formatted
set up section separator
set up handling for empty dependencies
closed h2 colouring
added go back button
removed echo used for testing purposes
incorporated further extra parameter to pass action and item being actioned
added function comments
added reset function to reset all form inputs
added reset button to reset all form data
fixed javascript delete prompt - removed ; at end of return