Get diff years from date field and now

window.ftGetDiffYearsFromNow(fieldID, format);
This JS function will allow you to find the difference between a certain date and the current date - in years.
* Please note: The permitted formats for date are:
"dd/mm/yyyy'
"mm/dd/yyyy"
"yyyy-mm-dd"

For example:
window.ftGetDiffYearsFromNow('fld2','dd/mm/yyyy');
The above code will calculate the difference in years between field fld2 and current date.