diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 89d53e73c..317383d5a 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -23,23 +23,23 @@ class ApplicationController < ActionController::Base
 
 	# 所有请求必须合法签名
 	def check_sign
-		unless Rails.env.development?
-			Rails.logger.info("66666  #{params}")
-			suffix = request.url.split(".").last.split("?").first
-			suffix_arr = ["xls", "xlsx", "pdf"] # excel文件先注释
-			unless suffix_arr.include?(suffix)
-				if params[:client_key].present?
-					randomcode = params[:randomcode]
-					# tip_exception(501, "请求不合理") unless (Time.now.to_i - randomcode.to_i).between?(0,5)
-
-					sign = Digest::MD5.hexdigest("#{OPENKEY}#{randomcode}")
-					Rails.logger.info("2222  #{sign}")
-					tip_exception(501, "请求不合理") if sign != params[:client_key]
-				else
-					tip_exception(501, "请求不合理")
-				end
-			end
-		end
+		# unless Rails.env.development?
+		# 	Rails.logger.info("66666  #{params}")
+		# 	suffix = request.url.split(".").last.split("?").first
+		# 	suffix_arr = ["xls", "xlsx", "pdf"] # excel文件先注释
+		# 	unless suffix_arr.include?(suffix)
+		# 		if params[:client_key].present?
+		# 			randomcode = params[:randomcode]
+		# 			# tip_exception(501, "请求不合理") unless (Time.now.to_i - randomcode.to_i).between?(0,5)
+		#
+		# 			sign = Digest::MD5.hexdigest("#{OPENKEY}#{randomcode}")
+		# 			Rails.logger.info("2222  #{sign}")
+		# 			tip_exception(501, "请求不合理") if sign != params[:client_key]
+		# 		else
+		# 			tip_exception(501, "请求不合理")
+		# 		end
+		# 	end
+		# end
 	end
 
 	# 全局配置参数
diff --git a/public/react/config/webpack.config.dev.js b/public/react/config/webpack.config.dev.js
index 4e28af31f..d1092894a 100644
--- a/public/react/config/webpack.config.dev.js
+++ b/public/react/config/webpack.config.dev.js
@@ -30,7 +30,7 @@ const env = getClientEnvironment(publicUrl);
 module.exports = {
   // You may want 'eval' instead if you prefer to see the compiled output in DevTools.
   // See the discussion in https://github.com/facebookincubator/create-react-app/issues/343.s
-	devtool: "cheap-module-eval-source-map",
+	//devtool: "cheap-module-eval-source-map",
   // 开启调试
 	//devtool: "source-map",  // 开启调试
   // These are the "entry points" to our application.
diff --git a/public/react/config/webpack.config.prod.js b/public/react/config/webpack.config.prod.js
index 596843f5f..1fe7a6c93 100644
--- a/public/react/config/webpack.config.prod.js
+++ b/public/react/config/webpack.config.prod.js
@@ -326,8 +326,8 @@ module.exports = {
 					comments: false
 				},
 				compress: {
-					drop_debugger: false,
-					drop_console: false
+					drop_debugger: true,
+					drop_console: true
 				}
 			}
 		}),
diff --git a/public/react/src/modules/page/MainContent.js b/public/react/src/modules/page/MainContent.js
index 282f65e78..aa14fa6cb 100644
--- a/public/react/src/modules/page/MainContent.js
+++ b/public/react/src/modules/page/MainContent.js
@@ -21,8 +21,16 @@ import './tpiPageForMobile.css';
 import actions from '../../redux/actions';
 const $ = window.$;
 class MainContent extends Component {
+	constructor(props) {
+		super(props)
+		this.chooseQ = React.createRef();
+	}
+	chooseQfun = (Ref) => {
+		this.chooseQ = Ref;
+	}
 	componentDidMount() {
 		// ios下图标位置有问题
+		this.props.mainContentfun(this)
 		setTimeout(()=>{
 			if (window.$('.b-label>.resize-helper').position().top < 100) {
 				window.$('.b-label>.resize-helper').css('top', '200px')
@@ -162,7 +170,7 @@ class MainContent extends Component {
 						              					<CodeRepositoryViewContainer { ...this.props } ></CodeRepositoryViewContainer>
 						              				</div>
 						              			</React.Fragment>
-						              			: <ChooseRepositoryView ref="chooseQ" { ...this.props }></ChooseRepositoryView>
+						              			: <ChooseRepositoryView ref="chooseQ" chooseQfun={(ref)=>this.chooseQfun(ref)}{ ...this.props }></ChooseRepositoryView>
 						              		}
 
 						              		{/* */}
diff --git a/public/react/src/modules/page/MainContentContainer.js b/public/react/src/modules/page/MainContentContainer.js
index b2a52e55c..d74f6f7d1 100644
--- a/public/react/src/modules/page/MainContentContainer.js
+++ b/public/react/src/modules/page/MainContentContainer.js
@@ -158,7 +158,7 @@ class MainContentContainer extends Component {
 
 		this.showResetCodeDialog = this.showResetCodeDialog.bind(this)
 		this.showResetPassedCodeDialog = this.showResetPassedCodeDialog.bind(this)
-
+		this.mainContent = React.createRef();
 
 		this.oldRepositoryCode = '';
 
@@ -177,7 +177,9 @@ class MainContentContainer extends Component {
             isEditablePath: true
         }
 	}
-
+	mainContentfun = (Ref) => {
+		this.mainContent = Ref;
+	}
 	// ------------------------------------------------
 	// static childContextTypes = {
  //        muiTheme: PropTypes.object
@@ -589,7 +591,9 @@ class MainContentContainer extends Component {
 	onRunChooseTest() {
 		const { st, game, onRunChooseTestFinish, showSnackbar } = this.props;
 		// 获取form表单值
-		var value = this.refs.mainContent.refs.chooseQ.getForm().getFieldsValue();
+		// console.log(this.mainContent.chooseQ.props.form.getFieldsValue())
+		var value = this.mainContent.chooseQ.props.form.getFieldsValue();
+			// this.refs.mainContent.refs.chooseQ.getForm().getFieldsValue();
 
 		var valueArray = [];	// map转array
       	var unSelectOptionIndexArray = [] // 自己做未选提示
@@ -984,7 +988,7 @@ class MainContentContainer extends Component {
 		        </Dialog>
 
 		        <UpdateDrawer {...this.props} fetchRepositoryCode={this.fetchRepositoryCode}></UpdateDrawer>
-		        <MainContent ref="mainContent" {...this.props} output_sets={output_sets} {...this.state}
+		        <MainContent ref="mainContent" mainContentfun={(ref)=>this.mainContentfun(ref)} {...this.props} output_sets={output_sets} {...this.state}
 	      			onRepositoryCodeUpdate={this.onRepositoryCodeUpdate} onRunCodeTest={this.onRunCodeTest}
 	      			codemirrorDidMount={this.codemirrorDidMount} fetchRepositoryCode={this.fetchRepositoryCode}
 	      			showResetCodeDialog={this.showResetCodeDialog} showResetPassedCodeDialog={this.showResetPassedCodeDialog}
diff --git a/public/react/src/modules/page/main/ChooseRepositoryView.js b/public/react/src/modules/page/main/ChooseRepositoryView.js
index 21818ba5e..ce91f3764 100644
--- a/public/react/src/modules/page/main/ChooseRepositoryView.js
+++ b/public/react/src/modules/page/main/ChooseRepositoryView.js
@@ -70,6 +70,9 @@ subject:"计算机中的应用软件是指："
 option_name:"所有计算机上都应使用的软件"
 positon:0
 */
+	componentDidMount() {
+		this.props.chooseQfun(this)
+	}
 	renderChooseQuestions() {
 		const { getFieldDecorator } = this.props.form;
 		const { choose, choose_test_cases } = this.props;
diff --git a/public/react/src/modules/page/main/CodeEvaluateView.js b/public/react/src/modules/page/main/CodeEvaluateView.js
index e70d02008..346b8797e 100644
--- a/public/react/src/modules/page/main/CodeEvaluateView.js
+++ b/public/react/src/modules/page/main/CodeEvaluateView.js
@@ -318,6 +318,7 @@ class CodeEvaluateView extends Component {
 		*/
 
 		const _arrowClasses = isCollapse ? 'iconfont icon-xiajiantou btn-arrow' : 'iconfont icon-shangjiantou btn-arrow';
+
 	    return (
 	    	<React.Fragment>
 		    	<ul id="blacktab_nav">
@@ -330,11 +331,11 @@ class CodeEvaluateView extends Component {
 						<li className={`blacktab_con ${ tabIndex === 1 ? 'tab_hover' : ''}`} onClick={() => this.tabIndexChange(1)}>
 							<a href="javascript:void(0);" className="tab_type tab_color">测试结果</a>
 						</li>
-						<li className="blacktab_con_abs">
+						{this.props&&this.props.vnc_url?<li className="blacktab_con_abs">
 							<span className="code_evalute_icon" onClick={() => this.handleShowTestCase()}>
 								<span className={_arrowClasses}></span>
 							</span>
-						</li>
+						</li>:""}
 							
 							{this.props.inDrawer ? <Tooltip id="tooltip-icon-expand" title={ showOrHide ? "收起" : "展开"}>
 								{/*TODO 按钮大小改造，css*/}
diff --git a/public/react/src/modules/paths/PathDetail/DetailCards.js b/public/react/src/modules/paths/PathDetail/DetailCards.js
index 604d8fefe..658d0fdfb 100644
--- a/public/react/src/modules/paths/PathDetail/DetailCards.js
+++ b/public/react/src/modules/paths/PathDetail/DetailCards.js
@@ -510,9 +510,10 @@ class DetailCards extends Component{
 													{this.props.current_user&&this.props.current_user.admin===true||this.props.current_user&&this.props.current_user.business===true?
 														item.shixuns_list && item.shixuns_list.map((line,index)=>{
 														return(
-															<div className="clearfix paragraph lineh-30" onMouseEnter>
+                              <div className="clearfix paragraph lineh-30" onMouseEnter={()=>this.showparagraph(key,index)} onMouseLeave={this.hideparagraph}>
 
-																<li className="fl li-width63">
+
+                              <li className="fl li-width63">
 
                                       <span className="progressRing mr10">
                                       {
@@ -531,7 +532,8 @@ class DetailCards extends Component{
 																	{
 																		showparagraphkey===key&&showparagraphindex===index?<div>
 																			<Link to={'/shixuns/'+line.identifier+'/challenges'} className="mr30 color-blue_4C shixun_detail pointer fl" target="_blank">查看详情</Link>
-																		</div>:""
+                                     {line.shixun_status==="暂未公开"?"":<a  onClick={()=>this.startgameid(line.identifier)} className="btn_auto user_bluebg_btn fl" id="shixun_operation" >开始实战</a>}
+                                    </div>:""
 																	}
 																</li>