[sarik]

function f() {
  var s = document.getElementById("vwvwprint").innerHTML;
  var w2 = window.open("width=350, height=350");
  w2.document.open();
  w2.document.write(s);
  w2.document.body.style.background='url("http://f2.foto.rambler.ru/preview/r/500x375/4692f001-918f-efa8-c60f-d37d57ef671d/ыв.jpg") no-repeat left top'

var link = document.createElement("link");
link.rel = "stylesheet";
link.href = "style.css";
var head = w2.document.getElementsByTagName("head")[0];
head.appendChild(link);
  w2.document.close()
}

<img src="print.p.jpg" onclick="f()">