hi
i in my project use from visio2007 for dispaly visio file
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;


using System.Web.UI.Design;

namespace IEWebObjects
{

[ToolboxData("<{0}:ShowVisio runat=server></{0}:ShowVisio>")]
public class ShowVisio : WebControl
{

#region "Declarations"

private string mFilePath;

#endregion



#region "Properties"

[Category("Source File")]
[Browsable(true)]
[Description("Set path to source file.")]
[Editor(typeof(System.Web.UI.Design.UrlEditor), typeof(System.Drawing.Design.UITypeEditor))]
public string FilePath
{
get
{
return mFilePath;
}
set
{
if(value == string.Empty)
{
mFilePath = string.Empty;
}
else
{
int tilde = -1;
tilde = value.IndexOf('~');
if(tilde != -1)
{
mFilePath = value.Substring((tilde + 2)).Trim();
}
else
{
mFilePath = value;
}
}
}
} // end FilePath property

#endregion




#region "Rendering"

protected override void RenderContents(HtmlTextWriter writer)
{

try
{
StringBuilder sb = new StringBuilder();
sb.Append("<object classid=clsid:279D6C9A-652E-4833-BEFC-312CA8887857 id=vviewer ");
sb.Append("codebase=http://download.microsoft.com/download/4/5/2/452f8090-413f-408f-83c0-edd66db786ee/vviewer.exe Width = " + 200 + " Height = " + 200 + " > ");
sb.Append("<param name=SRC value=" + FilePath.ToString() + "> ");
sb.Append("<param name=HighQualityRender value=1> ");
sb.Append("<param name=BackColor value=#000000> ");
sb.Append("<param name=PageColor value=#000000> ");
sb.Append("<param name=PageVisible value=1> ");
sb.Append("<param name=AlertsEnabled value=1> ");
sb.Append("<param name=ContextMenuEnabled value=1> ");
sb.Append("<param name=GridVisible value=1> ");
sb.Append("<param name=PropertyDialogEnabled value=1> ");
sb.Append("<param name=ScrollbarsVisible value=1> ");
sb.Append("<param name=ToolbarVisible value=1> ");
sb.Append("<param name=CurrentPageIndex value=1> ");
sb.Append("<param name=Zoom value=-1> ");
sb.Append("</object>");

writer.RenderBeginTag(HtmlTextWriterTag.Div);
writer.Write(sb.ToString());
writer.RenderEndTag();
}
catch
{
// with no properties set, this will render "Display Visio Control" in a
// a box on the page
writer.RenderBeginTag(HtmlTextWriterTag.Div);
writer.Write("Display Visio Control");
writer.RenderEndTag();
} // end try-catch
} // end RenderContents


#endregion

} // end class
} // end namespace and in my page load create a instance from it and write this code :
<cc1:ShowVisio ID="ShowVisio1" runat="server" />
and
ShowVisio1.FilePath = @"D:\User\VisioFile\test1.vsd";
but when run it when open my browser IE ,just show a rectangle empty
please help me for solve it
thanks