Changed the month and gender interface so that they are no longer select-option elements in the form, but use the pop-up window to populate a text field. Had knock on effect that other code assumed int values from the option-select (e.g. 1), but were now receiving strings (e.g. "male" or "January"), so had to add variables to keep track separately of the text to display in the GUI and the value to use in the code (e.g. an int for the month to compare to the month part of a date field