GRID date format

I am using a Grid which displays data from mysql database. I have a date column with format “YYYY-MM-DD” when i try to edit the date using dhxCalendarA it points to date of 1970 how to get dhxCalendarA point to current date.

I want to position the calendar below the cell. How to change the position of dhxCalendarA

a) you need to specify used date format
b) can be done only by code modification
replaced with