Problem in Export to Excel

Hi

I am facing a very strange issue in exporting html data in excel. It is working in some machine. But in some machine (Window 2000, IE 6.0) it is not able to open the excel because it is missing the .xls extension. In place of .xls extension it is trying to download "PageName.aspx". I am using resoponse content type as "application/vnd.ms-excel" and I am adding following extension as response header.









Response.AddHeader("Content-Disposition&q ...