I have a webdialogbox that I can not get to be modal and do not what the user to beable to click 
on any links of the page that calls this dialogbox below is the code any help would be great.
Thank you.

  <iswebdesktop:webdialogbox ID="dlgBox" runat="server" Width="600px" Height="400px"
                   DialogBoxImage="None" Text="Lesson Plan Information" 
		EnableDropShadow="True">
                   <ContentTemplate>
                       <asp:Label ID="lbl_CourseName" runat="server" CssClass="label" Text="Course:"></asp:Label>
					   <asp:TextBox ID="txt_CourseName" runat="server"></asp:TextBox>
					   <br />
					   <asp:Label ID="lbl_Period" runat="server" CssClass="label" Text="Period:"></asp:Label>
					   <asp:TextBox ID="txt_Period" runat="server"></asp:TextBox>
					   <br />
					   <asp:Label ID="lbl_Teacher" runat="server" CssClass="label" Text="Teacher:"></asp:Label>
					   <asp:TextBox ID="txt_teacher" runat="server"></asp:TextBox>
					   <br />
					   <asp:Label ID="lbl_Date" runat="server" CssClass="label" Text="Date:"></asp:Label>
					   <asp:TextBox ID="txt_Date" runat="server"></asp:TextBox>
					   <br />
					   <asp:Label ID="lbl_LessonPlan" runat="server" CssClass="label" Text="Lesson Plan:"></asp:Label>
					   <div id="LesonPlanTextDiv">
					   </div>
                   </ContentTemplate>
                   <CommandButtons>
                       <ISWebDesktop:WebDialogBoxButton Text="Close" AccessKey="c" Name="" />
                   </CommandButtons>
				   
                   <WindowSettings>
                       <CommandButtonStyle>
                           <Active BackColor="#8A887B" BaseStyle="Normal" ForeColor="White">
                           </Active>
                           <Over BackColor="#C5C2AF" BaseStyle="Normal">
                           </Over>
                           <Normal BackColor="Control" BorderColor="ControlDarkDark" BorderStyle="Solid" BorderWidth="1px"
                               Font-Bold="False" Font-Italic="False" Font-Names="Tahoma" Font-Size="8pt" Font-Underline="False">
                           </Normal>
                       </CommandButtonStyle>
                       <ContainerStyle BackColor="White" Font-Names="Tahoma" Font-Size="8pt" Height="100%"
                           Width="100%">
                           <Padding Bottom="4px" Left="4px" Right="4px" Top="4px" />
                       </ContainerStyle>
                       <WindowStyle>
                           <Active BaseStyle="Normal" BorderColor="#B0CFF7">
                               <BorderSettings>
                                   <Top Style="none" />
                               </BorderSettings>
                           </Active>
                           <Normal BackColor="White" BorderColor="#B0CFF7" BorderStyle="Solid" BorderWidth="1px"
                               Font-Names="Tahoma" Font-Size="8pt">
                           </Normal>
                       </WindowStyle>
                       <CaptionStyle>
                           <Active BackgroundImage="/CommonLibrary/Images/WebDesktop/o7/center_active.gif" BaseStyle="Normal"
                               ForeColor="Navy">
                               <Padding Bottom="6px" Left="5px" Top="4px" />
                           </Active>
                           <Normal BackColor="Gray" Cursor="Default" Font-Bold="False" Font-Names="segoe ui, tahoma"
                               Font-Size="10pt" ForeColor="White">
                               <Padding Bottom="2px" Left="2px" Right="2px" Top="2px" />
                           </Normal>
                       </CaptionStyle>
                       <CaptionButtonStyle>
                           <Active BaseStyle="Normal">
                               <BorderSettings>
                                   <Top Color="Gray" />
                                   <Left Color="Gray" />
                               </BorderSettings>
                           </Active>
                           <Over BaseStyle="Normal">
                               <BorderSettings>
                                   <Bottom Color="Gray" />
                                   <Right Color="Gray" />
                               </BorderSettings>
                           </Over>
                           <Normal BorderColor="#B0CFF7" BorderStyle="Solid" BorderWidth="1px" Height="17px"
                               Overflow="Hidden" OverflowX="Hidden" OverflowY="Hidden">
                               <Margin Bottom="0px" Right="4px" Top="2px" />
                           </Normal>
                       </CaptionButtonStyle>
                      <CommandButtonDisabledStyle BackColor="Control" BackgroundImage="" BorderColor="ControlDarkDark"
                          BorderStyle="Solid" BorderWidth="1px" CustomRules="" Font-Bold="False" Font-Italic="False"
                          Font-Names="Tahoma" Font-Size="8pt" Font-Underline="False" ForeColor="Gray">
                      </CommandButtonDisabledStyle>
                  </WindowSettings>
              </iswebdesktop:webdialogbox>