oReq.responseType = "blob";

oReq.onload = function(oEvent) {
  var blob = oReq.response;
  var reader = new FileReader();

 reader.readAsDataURL(blob);

 reader.onload = function() {
                base64data = reader.result;
                createElement div
				div.InnerHTML = ['<img src="', base64data,'">'].join();
				insertToDIV ston container
  }
};

oReq.send();.