ObjectURL(zqfdata.data);
            });  */
        }
    }
  receiver_socket.onopen = function (event) {
    receiver_socket.send(JSON.stringify({data:"亲！我连上啦！",type:"mess"})); 
  };
   receiver_socket.onclose = function(event) { 
    console.log('Client notified socket has closed',event); 
  }; 
  function senddata(data){
        receiver_socket.send(JSON.stringify({data:data,type:"mess"})); 
    }
function dataURLtoBlob(dataurl) {
        var arr = dataurl.split(','), mime = arr[0].match(/