The aim of this _Date_Time_Convert() function is to make converting date/time values in one date/time format to another easy. This _Date_Time_Convert() function uses the Date and Time Picker Control's "format strings" to convert a date and/or time from its existing format to any other custom format. You need to know that y, M, d, H or h, m, s, tt, stands for year, month, day, hour, minute, second, AM/PM, respectively. And you need to be able to represent the existing format of the date/time