问我想将javascript上传到我的upload页面

EN

window.setInterval(function(){

    var current = new Date();
    var expiry  = new Date("June 2, 2018 22:16:00")
    var expiry2 = new Date("June 2, 2018 22:20:30")

    if(current.getTime()>expiry2.getTime()){
        console.log('Enter First If');
        $('#before').hide();
        $('#onDate').hide();

        var $frame = $('iframe#summitVideo');
        $frame.attr('src','');

        $('#after').show();       
    }else if(current.getTime()>expiry.getTime()){
        console.log('Enter Second If');        
        $('#before').hide();
        $('#onDate').show();  
     }else{
        $('#before').show(); 
     }

  }, 1000);