diff --git a/SGGL/BLL/Common/AttachFileService.cs b/SGGL/BLL/Common/AttachFileService.cs
index c83c54f..7ada4c2 100644
--- a/SGGL/BLL/Common/AttachFileService.cs
+++ b/SGGL/BLL/Common/AttachFileService.cs
@@ -454,5 +454,37 @@ namespace BLL
             }
         }
         #endregion
+
+        /// <summary>
+        /// 判断文件类型是否支持的预览
+        /// </summary>
+        /// <param name="FiletExtension"></param>
+        /// <returns></returns>
+        public static bool IsSupportFileType(string FiletExtension)
+        {
+            bool result = false;
+            List<String> list = new List<string>();
+            list.Add("doc");
+            list.Add("docx");
+            list.Add("pdf");
+            list.Add("txt");
+            list.Add("xlsx");
+            list.Add("xls");
+            list.Add("jpg");
+            list.Add("png");
+            list.Add("gif");
+            list.Add("jpeg");
+            foreach (var item in list)
+            {
+                if (item == FiletExtension)
+                {
+                    result = true;
+                    break;
+                }
+            }
+
+            return result;
+
+        }
     }
 }
diff --git a/SGGL/FineUIPro.Web/AttachFile/webuploader.aspx.cs b/SGGL/FineUIPro.Web/AttachFile/webuploader.aspx.cs
index 6f46f0a..4797117 100644
--- a/SGGL/FineUIPro.Web/AttachFile/webuploader.aspx.cs
+++ b/SGGL/FineUIPro.Web/AttachFile/webuploader.aspx.cs
@@ -346,6 +346,7 @@ namespace FineUIPro.Web.AttachFile
                         {
                             string savedName = item.Value<string>("savedName");
                             string folder = item.Value<string>("folder");
+                            string type = item.Value<string>("type");
                             string xnUrl = AttachPath + "\\" + savedName;
                             if (!string.IsNullOrEmpty(folder))
                             {
@@ -363,28 +364,41 @@ namespace FineUIPro.Web.AttachFile
                                 url = Funs.RootPath + "Images//Null.jpg";
                                 info = new FileInfo(url);
                             }
-                            var FiletExtension = Path.GetExtension(savedName);
-                            if (FiletExtension == ".docx" || FiletExtension == ".pdf")
-                            {
-                                string httpUrl = BLL.AsposeWordHelper.WordToHtml(url);
-                                PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", httpUrl, "查看  -")));
 
-                            }
-                            else if (FiletExtension == ".txt")
+                            bool isSupportType = AttachFileService.IsSupportFileType(type);
+                            if (isSupportType)
                             {
-
+                                url = url.Replace(Funs.RootPath, "").Replace("#", "%23");
                                 PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", url, "查看  -")));
                             }
-                            else if (FiletExtension == ".xls")
-                            {
-                                string httpUrl = BLL.AsposeWordHelper.PriviewExcel(url);
-
-                                PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", httpUrl, "查看  -")));
-                            }
                             else
                             {
                                 ShowNotify("不支持预览", MessageBoxIcon.Warning);
+
                             }
+
+                            //var FiletExtension = Path.GetExtension(savedName);
+                            //if (FiletExtension == ".docx" || FiletExtension == ".pdf")
+                            //{
+                            //    string httpUrl = BLL.AsposeWordHelper.WordToHtml(url);
+                            //    PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", httpUrl, "查看  -")));
+
+                            //}
+                            //else if (FiletExtension == ".txt")
+                            //{
+
+                            //    PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", url, "查看  -")));
+                            //}
+                            //else if (FiletExtension == ".xls")
+                            //{
+                            //    string httpUrl = BLL.AsposeWordHelper.PriviewExcel(url);
+
+                            //    PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../AttachFile/Look.aspx?fileUrl={0}", httpUrl, "查看  -")));
+                            //}
+                            //else
+                            //{
+                            //    ShowNotify("不支持预览", MessageBoxIcon.Warning);
+                            //}
                         }
                         catch (Exception)
                         {