what is this System.Web.UI.WebControls.DropDownList DropDownList_Day; ?
the DropDownList_Day is it a oblect of System.Web.UI.WebControls.DropDownList class ?
or
anything else ???
what is this Item[] in ............
DropDownList_Year.Items[i] is it a property ??? where it is define ?
...
Go to the complete details ...