How To Disable Some Dates In Calendar Control?

You Can Disable Your Given Date From The Calendar....

protected void Calendar1_DayRender(object sender, DayRenderEventArgs e)
{
string UserDate="08/03/2010";
DateTime dt = DateTime.Parse(UserDate);
if (e.Day.Date == dt)
{
//Disable Given Date....
e.Day.IsSelectable = false;
}
}