<asp:FileUpload ID="FileUpload1" runat="server" Width="200px" OnLoad="FileUpload1_Load" />
<span runat="server" style="color: red; font-size: 20px">*</span>
<asp:RequiredFieldValidator ErrorMessage="Video title is a required field."
ID="RequiredFieldValidator11" ForeColor="Red" ControlToValidate="FileUpload1"
runat="server" ValidationGroup="click" SetFocusOnError="true" />