diff --git a/safesite/templates/operproceadd.html b/safesite/templates/operproceadd.html
index 967f3f59..56fcf6c3 100644
--- a/safesite/templates/operproceadd.html
+++ b/safesite/templates/operproceadd.html
@@ -251,20 +251,12 @@
                 return false;
             };
 
-            var filetypes = [".txt", ".ppt", ".doc", ".pdf", ".pptx", "docx", ".ppt"];//判断上传文件格式类型
+            var filetypes = [".txt", ".ppt", ".doc", ".pdf", ".pptx", ".docx", ".ppt"];//判断上传文件格式类型
             var filepath = target.value;
             if (filepath) {
                 var isnext = false;
                 var fileend = filepath.substring(filepath.indexOf("."));
-                if (filetypes && filetypes.length > 0) {
-                    for (var i = 0; i < filetypes.length; i++) {
-                        if (filetypes[i] == fileend) {
-                            isnext = true;
-                            break;
-                        }
-                    }
-                }
-                if (!isnext) {
+                if (filetypes.indexOf(fileend)==-1) {
                     alert("不接受此文件类型！");
                     target.value = "";
                     $("#videoName").text('文件格式不支持，请重新选择上传文件！');