最近在研究chart，在VS2010，4.0,将微软提供的示例在工程中执行，显示的是红叉，为什么？？？
在工程的根目录下可以显示，在子目录下显示红叉，是哪里配置问题？
- HTML code
<form id="Forms1" method="post" runat="server"> <p class="dscr">This sample demonstrates how to use the Chart control without code-behind pages.</p> <table class="sampleTable"> <tr> <td class="tdchart"> <% System.Web.UI.DataVisualization.Charting.Chart Chart1 = new System.Web.UI.DataVisualization.Charting.Chart(); Chart1.Width = 412; Chart1.Height = 296; Chart1.RenderType = RenderType.ImageTag; Chart1.ImageLocation = "..\\TempImages\\ChartPic_#SEQ(200,30)"; Chart1.Palette = ChartColorPalette.BrightPastel; Title t = new Title("No Code Behind Page", Docking.Top, new System.Drawing.Font("Trebuchet MS", 14, System.Drawing.FontStyle.Bold), System.Drawing.Color.FromArgb(26, 59, 105)); Chart1.Titles.Add(t); Chart1.ChartAreas.Add("Series 1"); // create a couple of series Chart1.Series.Add("Series 1"); Chart1.Series.Add("Series 2"); // add points to series 1 Chart1.Series["Series 1"].Points.AddY(5); Chart1.Series["Series 1"].Points.AddY(8); Chart1.Series["Series 1"].Points.AddY(12); Chart1.Series["Series 1"].Points.AddY(6); Chart1.Series["Series 1"].Points.AddY(9); Chart1.Series["Series 1"].Points.AddY(4); // add points to series 2 Chart1.Series["Series 2"].Points.AddY(2); Chart1.Series["Series 2"].Points.AddY(6); Chart1.Series["Series 2"].Points.AddY(18); Chart1.Series["Series 2"].Points.AddY(16); Chart1.Series["Series 2"].Points.AddY(21); Chart1.Series["Series 2"].Points.AddY(14); Chart1.BorderSkin.SkinStyle = BorderSkinStyle.Emboss; Chart1.BorderColor = System.Drawing.Color.FromArgb(26, 59, 105); Chart1.BorderlineDashStyle = ChartDashStyle.Solid; Chart1.BorderWidth = 2; Chart1.Legends.Add("Legend1"); // show legend based on check box value Chart1.Legends["Legend1"].Enabled = ShowLegend.Checked; // Render chart control Chart1.Page = this; HtmlTextWriter writer = new HtmlTextWriter(Page.Response.Output); Chart1.RenderControl(writer); %> </td> <td valign="top"> <table class="controls" cellpadding="4"> <tr> <td class="label48"></td> <td> <p><asp:checkbox id="ShowLegend" runat="server" Text="Show Legend" AutoPostBack="True"></asp:checkbox></p> </td> </tr> </table> </td> </tr> </table> <p class="dscr">It is recommended that you use code-behind for your ASP.NET pages when using the Chart control. This separates the user interface and its logic.</p> <p> </p> <p> </p> <table id="Table1" cellspacing="7" cellpadding="1" border="0"> <tr> <td valign="top" align="left" width="360"> </td> <td valign="top" align="left"> <p> </p> </td> </tr> </table> </form>