void Calendar_SelectionChanged(...,...)

[kayal]

how do i open a pop up window on selecting a day of the calendar?
i need to enter some values in the pop up window and on clicking the submit
button, the value is displayed on the particular day of the calendar in the
browser window.......how do i do this?

and how do i refresh the browser window on clicking the submit button in the
pop up window?

please can anybody send me a solution as soon as possible?

thanks a lot
kayal