How I can remove empty rows from WebGrid ?

-Version : Infragistics35.WebUI.UltraWebGrid.v10.1, Version=10.1.20101.1011

- Source Code : ( I am choose (ElectricBlue) style for grid) :

<igtbl:ultrawebgrid id="UltraWebGrid1" runat="server" height="424px"
    width="100%" CaptionAlign="Right">
     <Bands>
        <igtbl:UltraGridBand>
             <Columns>
                <igtbl:UltraGridColumn BaseColumnName="Code" HeaderText="" Key="Code">
                    <Header Caption="الكود">
                    </Header>
                    <HeaderStyle Font-Names="Tahoma" Font-Size="Small" />
                    <CellStyle HorizontalAlign="Center" Font-Names="Tahoma" Font-Size="X-Small">
                    </CellStyle>
                </igtbl:UltraGridColumn>
                <igtbl:UltraGridColumn BaseColumnName="Description" HeaderText="" Key="Description"
                    Width="100%">
                    <Header Caption="الوصف">
                        <RowLayoutColumnInfo OriginX="1" />
                    </Header>
                    <HeaderStyle HorizontalAlign="Center" Font-Names="Tahoma" Font-Size="Small" />
                    <CellStyle HorizontalAlign="Center" Font-Names="Tahoma" Font-Size="X-Small">
                    </CellStyle>
                    <Footer>
                        <RowLayoutColumnInfo OriginX="1" />
                    </Footer>
                </igtbl:UltraGridColumn>
                <igtbl:UltraGridColumn BaseColumnName="Update" HeaderText="??" Key="Update"
                     CellButtonDisplay="Always" HeaderClickAction="Select" Type="Button">
                    <Header Caption="تعديل" ClickAction="Select">
                        <RowLayoutColumnInfo OriginX="2" />
                    </Header>
                    <CellButtonStyle BackColor="Transparent"
                        BackgroundImage="~/RSF/cal_date_picker.gif" BorderStyle="None" Height="13px"
                        HorizontalAlign="Center" VerticalAlign="Middle" Width="15px">
                    </CellButtonStyle>
                    <HeaderStyle Font-Names="Tahoma" Font-Size="Small" />
                    <CellStyle HorizontalAlign="Center" Cursor="Hand" VerticalAlign="Middle"
                        Font-Names="Tahoma" Font-Size="X-Small">
                    </CellStyle>
                    <Footer>
                        <RowLayoutColumnInfo OriginX="2" />
                    </Footer>
                </igtbl:UltraGridColumn>
                <igtbl:UltraGridColumn BaseColumnName="Delete" CellButtonDisplay="Always" HeaderClickAction="Select"
                    HeaderText="" Key="Delete" Type="Button" Hidden="True">
                    <CellButtonStyle BackColor="Transparent" BackgroundImage="~/RSF/logoff_small.gif"
                        BorderStyle="None" Height="15px" HorizontalAlign="Center" VerticalAlign="Middle"
                        Width="15px">
                    </CellButtonStyle>
                    <HeaderStyle Font-Names="Tahoma" Font-Size="Small" />
                    <CellStyle HorizontalAlign="Center" Font-Names="Tahoma" Font-Size="X-Small">
                    </CellStyle>
                    <Header Caption="حذف" ClickAction="Select">
                        <RowLayoutColumnInfo OriginX="3" />
                    </Header>
                    <Footer>
                        <RowLayoutColumnInfo OriginX="3" />
                    </Footer>
                </igtbl:UltraGridColumn>
                 <igtbl:UltraGridColumn BaseColumnName="Color" Key="Color">
                     <HeaderStyle Font-Names="Tahoma" Font-Size="Small" />
                     <CellStyle Font-Names="Tahoma" Font-Size="X-Small">
                     </CellStyle>
                     <Header Caption="اللون">
                         <RowLayoutColumnInfo OriginX="4" />
                     </Header>
                     <Footer>
                         <RowLayoutColumnInfo OriginX="4" />
                     </Footer>
                 </igtbl:UltraGridColumn>
            </Columns>
         <AddNewRow Visible="NotSet" View="NotSet">
         </AddNewRow>
        </igtbl:UltraGridBand>
     </Bands>
    <DisplayLayout Version="4.00" SelectTypeRowDefault="Single"
         Name="ctl00xUltraWebGrid1" TableLayout="Fixed"
         StationaryMarginsOutlookGroupBy="True" AutoGenerateColumns="False"
         RowHeightDefault="32px" RowSelectorsDefault="No" StationaryMargins="Header">
<FrameStyle Cursor="Default" BackColor="#EAEAEA" BorderColor="#999999"
            BorderWidth="3px" BorderStyle="None" Height="424px" Width="100%"></FrameStyle>

        <Images>
            <BlankImage AlternateText="Matrix" Url="../Matrix_LOGO.jpg" />
        </Images>

<RowAlternateStyleDefault BackColor="White" Width="30px">
</RowAlternateStyleDefault>

<HeaderStyleDefault BackColor="#00CC66">
</HeaderStyleDefault>

<RowStyleDefault BorderColor="Gray" BorderWidth="1px" BorderStyle="Solid" Height="30px"
            BackColor="#CCEEFF">

<BorderDetails ColorLeft="White" ColorRight="White" StyleLeft="None" StyleRight="None"></BorderDetails>
</RowStyleDefault>

<GroupByRowStyleDefault BackColor="#95B9F0" ForeColor="Black"></GroupByRowStyleDefault>

<SelectedRowStyleDefault BackColor="#0A75F0" ForeColor="White"></SelectedRowStyleDefault>

<GroupByBox>
<BandLabelStyle BackColor="#6372D4" ForeColor="White"></BandLabelStyle>

<Style BackColor="#B5CFF7"></Style>

<BoxStyle BackColor="#B5CFF7"></BoxStyle>
</GroupByBox>

<ActivationObject BorderStyle="Dotted" BorderColor="Black" BorderWidth=""></ActivationObject>

<FilterOptionsDefault>
<FilterDropDownStyle CustomRules="overflow:auto;" BackColor="White" BorderColor="Silver" BorderWidth="1px" BorderStyle="Solid" Font-Names="Verdana,Arial,Helvetica,sans-serif" Font-Size="11px" Width="200px">
<Padding Left="2px"></Padding>
</FilterDropDownStyle>

<FilterHighlightRowStyle BackColor="#151C55" ForeColor="White"></FilterHighlightRowStyle>

<FilterOperandDropDownStyle CustomRules="overflow:auto;" BackColor="White" BorderColor="Silver" BorderWidth="1px" BorderStyle="Solid" Font-Names="Verdana,Arial,Helvetica,sans-serif" Font-Size="11px">
<Padding Left="2px"></Padding>
</FilterOperandDropDownStyle>
</FilterOptionsDefault>
</DisplayLayout>
</igtbl:ultrawebgrid>

Thanks for this solution .