function playVideo(){
 	//alert(223+dataurl2);
   api.hideProgress();
     var systemType = api.systemType;
     if (systemType == 'ios') {
       api.openWin({
           name: 'play_win',
           url: './play_win.html',
           delay: 300,
           pageParam:{
           		url:jx_url2+dataurl2,
           		srcUrl:dataurl2,
           		title:page_title,
           		needRecordHistory: true
           	},
           //pageParam:{url:dataurl2},
           bgColor: '#000000'
       });
     }else if (systemType == 'android') {
       api.openWin({
           name: 'play_win',
           url: './play_win.html',
           delay: 300,
           pageParam:{
           		url:jx_url2+dataurl2,
           		srcUrl:dataurl2,
           		title:page_title,
           		needRecordHistory: true
           	},
           //pageParam:{url:dataurl2},
           bgColor: '#000000'
       });
     }else {
       var browser = api.require('webBrowser');
       browser.open({
           url: jx_url2+dataurl2,
           titleBar: {
             visible: true
           }
       });

     }
 }