diff --git a/src/components/page/img.vue b/src/components/page/img.vue
index 7271d67..2b0df7b 100644
--- a/src/components/page/img.vue
+++ b/src/components/page/img.vue
@@ -9,10 +9,10 @@
                 element-loading-background="rgba(0, 0, 0, 0.8)"
             >
                 <el-form-item label="Course">
-                    <el-select v-model="upform.course" placeholder="Please select course">
+                    <el-select @change="selectChanged" v-model="upform.course" placeholder="Please select course">
                         <el-option v-for="item in courses" :key="item.dirname" :label="item.dirname" :value="item.dirname"></el-option>
                     </el-select>
-                    <el-button type="text" @click="clear">清除所有</el-button>
+                    <el-button type="text" @click="clear">清除课程下所有证书</el-button>
                 </el-form-item>
                 <el-form-item label="File">
                     <el-upload
@@ -27,7 +27,7 @@
                         :on-error="uperror"
                     >
                         <el-button size="small" type="text">upload excel</el-button>
-                        <div slot="tip" class="el-upload__tip">Only excel files can be uploaded(.xls,.xlsx)</div>
+                        <div slot="tip" class="el-upload__tip">Only excel files can be uploaded(.xlsx)</div>
                     </el-upload>
                 </el-form-item>
                 <el-form-item>
@@ -81,8 +81,8 @@ export default {
     },
     methods: {
         onsubmit() {
-            if (this.upform.journal == '' || this.upform.url == '') {
-                this.$message.error('please select journal and upload a excel');
+            if (this.upform.course == '' || this.upform.url == '') {
+                this.$message.error('please select course and upload a excel');
                 return false;
             }
             if (this.new_num == 0) {
@@ -165,6 +165,9 @@ export default {
                 this.$router.go(0);
             });
         },
+        selectChanged(){
+            this.gettables();
+        },
         getlinkurl() {
             this.$api.post('api/Img/getZip', this.upform).then((res) => {
                 let url = this.baseUrl + res.data.url;
diff --git a/src/components/page/reviewer.vue b/src/components/page/reviewer.vue
index 34b096e..cbbfba4 100644
--- a/src/components/page/reviewer.vue
+++ b/src/components/page/reviewer.vue
@@ -1,26 +1,16 @@
 <template>
     <div class="login-wrap">
         <div class="ms-login">
-            <div class="ms-title">Application reviewer</div>
-            <el-form
-                class="ms-content"
-                :rules="Rules"
-                ref="reviewerForm"
-                :model="reviewerForm"
-                label-width="100px"
-            >
+            <div class="ms-title">Reviewer Application Form</div>
+            <el-form class="ms-content" :rules="Rules" ref="reviewerForm" :model="reviewerForm" label-width="100px">
                 <!-- 姓名 -->
                 <el-form-item prop="username" label="Username">
-                    <el-input
-                        v-model="reviewerForm.username"
-                        auto-complete="off"
-                        placeholder="username"
-                    >
+                    <el-input v-model="reviewerForm.username" auto-complete="off" placeholder="Username">
                         <i slot="prefix" class="el-icon-user"></i>
                     </el-input>
                 </el-form-item>
                 <!-- 期刊 -->
-                <el-form-item label="journal" prop="Journal">
+                <el-form-item label="Journal" prop="Journal">
                     <el-select v-model="reviewerForm.journal" placeholder="Please select">
                         <el-option
                             v-for="item in journalList"
@@ -48,66 +38,46 @@
                 </el-form-item>
                 <!-- 邮箱 -->
                 <el-form-item prop="email" label="Email">
-                    <el-input
-                        size="small"
-                        v-model="reviewerForm.email"
-                        auto-complete="off"
-                        placeholder="email"
-                    >
+                    <el-input size="small" v-model="reviewerForm.email" auto-complete="off" placeholder="Email">
                         <i slot="prefix" class="el-icon-message"></i>
                     </el-input>
                 </el-form-item>
                 <!-- 国家 -->
                 <el-form-item prop="country" label="Country">
-                    <el-input
-                        size="small"
-                        v-model="reviewerForm.country"
-                        auto-complete="off"
-                        placeholder="country"
-                    ></el-input>
+                    <el-select v-model="reviewerForm.country" filterable placeholder="Please select">
+                        <el-option v-for="it in countrys" :key="it.en_name" :label="it.en_name" :value="it.en_name"></el-option>
+                    </el-select>
                 </el-form-item>
+                <!-- <el-form-item prop="country" label="Country">
+                    <el-input size="small" v-model="reviewerForm.country" auto-complete="off" placeholder="Country"></el-input>
+                </el-form-item> -->
                 <!-- 专业 -->
                 <el-form-item prop="major" label="Major">
                     <el-select v-model="reviewerForm.major" placeholder="Please select">
-                        <el-option
-                            v-for="ii in majorList"
-                            :key="ii.major_id"
-                            :label="ii.title+ii.ctitle"
-                            :value="ii.major_id"
-                        ></el-option>
+                        <el-option v-for="ii in majorList" :key="ii.major_id" :label="ii.title" :value="ii.major_id"></el-option>
                     </el-select>
                 </el-form-item>
                 <!-- 领域 -->
-                <el-form-item prop="field" label="field">
-                    <el-input
-                        size="small"
-                        v-model="reviewerForm.field"
-                        auto-complete="off"
-                        placeholder="field"
-                    ></el-input>
+                <el-form-item prop="field" label="Field">
+                    <el-input size="small" v-model="reviewerForm.field" auto-complete="off" placeholder="Field"></el-input>
                 </el-form-item>
                 <!-- 职称 -->
                 <el-form-item prop="technical" label="Technical">
                     <el-select v-model="reviewerForm.technical" placeholder="Please select">
-                        <el-option key="Prof." label="Prof." value="Prof." ></el-option>
-                        <el-option key="Associate Prof." label="Associate Prof." value="Associate Prof." ></el-option>
-                        <el-option key="Assistant Prof." label="Assistant Prof." value="Assistant Prof." ></el-option>
-                        <el-option key="Ph.D." label="Ph.D." value="Ph.D." ></el-option>
-                        <el-option key="Others" label="Others" value="Others" ></el-option>
+                        <el-option key="Prof." label="Prof." value="Prof."></el-option>
+                        <el-option key="Associate Prof." label="Associate Prof." value="Associate Prof."></el-option>
+                        <el-option key="Assistant Prof." label="Assistant Prof." value="Assistant Prof."></el-option>
+                        <el-option key="Ph.D." label="Ph.D." value="Ph.D."></el-option>
+                        <el-option key="Others" label="Others" value="Others"></el-option>
                     </el-select>
                 </el-form-item>
                 <!-- 单位 -->
                 <el-form-item prop="company" label="Affiliation">
-                    <el-input
-                        size="small"
-                        v-model="reviewerForm.company"
-                        auto-complete="off"
-                        placeholder="company"
-                    >
+                    <el-input size="small" v-model="reviewerForm.company" auto-complete="off" placeholder="company">
                         <i slot="prefix" class="el-icon-user"></i>
                     </el-input>
                 </el-form-item>
-                <el-form-item label="qualifications">
+                <el-form-item label="Qualifications">
                     <el-upload
                         class="upload-demo"
                         :action="upload_qualifications"
@@ -121,22 +91,14 @@
                         :on-remove="removefile"
                     >
                         <div class="el-upload__text">
-                            <em>click upload</em>
+                            <em>Upload</em>
                         </div>
-                        <div
-                            class="el-upload__tip"
-                            slot="tip"
-                        >Only compressed files can be uploaded(.rar,.zip)</div>
+                        <div class="el-upload__tip" slot="tip">Only compressed files can be uploaded(.rar,.zip)</div>
                     </el-upload>
                 </el-form-item>
                 <!-- 按钮 -->
                 <el-form-item>
-                    <el-button
-                        size="small"
-                        type="primary"
-                        @click.native.prevent="handleRegister"
-                        class="register-submit"
-                    >submit</el-button>
+                    <el-button size="small" type="primary" @click.native.prevent="handleRegister" class="register-submit">Submit</el-button>
                 </el-form-item>
             </el-form>
         </div>
@@ -145,9 +107,9 @@
 
 <script>
 export default {
-    data: function() {
+    data: function () {
         var validateUsername = (rule, value, callback) => {
-            this.$api.post('api/User/checkReviewer', { username: value }).then(res => {
+            this.$api.post('api/User/checkReviewer', { username: value }).then((res) => {
                 if (res.code == 0) {
                     callback();
                 } else {
@@ -162,17 +124,18 @@ export default {
         return {
             baseUrl: this.Common.baseUrl,
             journalList: [],
-            majorList:[],
+            majorList: [],
+            countrys: [],
             reviewerForm: {
                 journal: '',
                 username: '',
                 introduction: '',
                 email: '',
                 gender: 1,
-                major:'',
+                major: '',
                 country: '',
-                technical:'',
-                field:'',
+                technical: '',
+                field: '',
                 company: '',
                 qualifications: ''
             },
@@ -187,26 +150,27 @@ export default {
                     { required: true, message: 'Please enter email', trigger: 'blur' },
                     { type: 'email', message: 'Email address format error（example@gmail.com）', trigger: 'blur' }
                 ],
-                major:[{required: true, message: 'Please select major', trigger: 'blur'}],
-                country:[{required: true, message: 'Please enter country', trigger: 'blur'}],
-                technical:[{required: true, message: 'Please select technical', trigger: 'blur'}],
-                field:[{required: true, message: 'Please enter field', trigger: 'blur'}],
-                company: [{ required: true, message: 'enter your company', trigger: 'blur' }],
+                major: [{ required: true, message: 'Please select major', trigger: 'blur' }],
+                country: [{ required: true, message: 'Please enter country', trigger: 'blur' }],
+                technical: [{ required: true, message: 'Please select technical', trigger: 'blur' }],
+                field: [{ required: true, message: 'Please enter field', trigger: 'blur' }],
+                company: [{ required: true, message: 'enter your company', trigger: 'blur' }]
             }
         };
     },
-    created: function() {
+    created: function () {
         this.initselect();
         this.initMajor();
+        this.initCountrys();
     },
     computed: {
-        upload_qualifications: function() {
+        upload_qualifications: function () {
             return this.baseUrl + 'api/Admin/up_file';
         }
     },
     methods: {
         handleRegister() {
-            this.$refs.reviewerForm.validate(valid => {
+            this.$refs.reviewerForm.validate((valid) => {
                 if (this.reviewerForm.qualifications == '') {
                     this.$message.error('Please make sure that the qualifications document is uploaded successfully');
                     console.log('file up error');
@@ -215,7 +179,8 @@ export default {
                 if (valid) {
                     this.$api
                         .post('api/Admin/reviewer', this.reviewerForm)
-                        .then(res => {console.log(res);
+                        .then((res) => {
+                            console.log(res);
                             if (res.code == 0) {
                                 this.$message.success('submit success');
                                 this.$router.push('/thanks');
@@ -223,7 +188,7 @@ export default {
                                 this.$message.error(res.msg);
                             }
                         })
-                        .catch(err => {
+                        .catch((err) => {
                             console.log(err);
                         });
                 } else {
@@ -258,20 +223,24 @@ export default {
         removefile() {
             this.reviewerForm.qualifications = '';
         },
-        initMajor(){
-            this.$api.post('api/User/getMajorList')
-            .then(res=>{
+        initMajor() {
+            this.$api.post('api/User/getMajorList').then((res) => {
                 this.majorList = res.data;
-            })
+            });
+        },
+        initCountrys() {
+            this.$api.post('api/Admin/getCountrys').then((res) => {
+                this.countrys = res;
+            });
         },
         //初始化期刊选项
         initselect() {
             this.$api
                 .post('api/Article/getJournal')
-                .then(res => {
+                .then((res) => {
                     this.journalList = res;
                 })
-                .catch(err => {
+                .catch((err) => {
                     console.log(err);
                 });
         }
diff --git a/src/components/page/reviewerArticleDetail.vue b/src/components/page/reviewerArticleDetail.vue
index 8e5caef..432f4f2 100644
--- a/src/components/page/reviewerArticleDetail.vue
+++ b/src/components/page/reviewerArticleDetail.vue
@@ -22,6 +22,9 @@
                             <el-form-item label="Manuscript state">
                                 <span>{{mystate(detailDate.state)}}</span>
                             </el-form-item>
+                            <el-form-item label=" ">
+                                <span>If you can not download the manuscript, please try other browsers instead of google one.</span>
+                            </el-form-item>
                             <el-form-item label="Figures">
                                 <el-popover placement="right" width="350" trigger="click">
                                     <el-table :data="figFileList">