Hi,
I am trying to use a datetime field in a webform to pass a datetime parameter into a database.
The datetime format in the database is:
2015-05-18 00:00:00.000 The webform input field is: 
<asp:TextBox ClientIDMode="Static" ID="txtEffDate" runat="server" CssClass="calendarImg" Width="100px"></asp:TextBox> <asp:ImageButton runat="Server" ID="ImageButton1" ImageUrl="~/images/cal.gif" BorderStyle="None" AlternateText="Click to show calendar" TabIndex="300" Style="cursor: pointer;" Width="16px" /> <asp:CalendarExtender ID="CalendarExtender1" runat="server" TargetControlID="txtEffDate" PopupButtonID="ImageButton1" /> The specific parameter code behind is:

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