$("#download").click(function () {     var beginTime = $("#beginTime").val();     var endTime = $("#endTime").val();     window.open(‘../loadjsonM/StationProduct_JhJson.ashx?uptype=3&beginTime=‘ + beginTime + ‘&endTime=‘ + endTime);});

// 写入到客户端 System.IO.MemoryStream ms = new System.IO.MemoryStream();book.Write(ms);context.Response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}.xls", "工位产量"));context.Response.BinaryWrite(ms.ToArray());ms.Close();ms.Dispose();