1 function setupIframe() {
2 var iframe = document.querySelector('iframe');
3 var html = "<style id=style></style><div id=test></div><div id=ref></div><svg><circle id=svg /><circle id=svg_ref /></svg>";
4 if (iframe.className === "limited-quirks") {
5 html = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">' + html;
6 } else if (iframe.className === "no-quirks") {
7 html = '<!DOCTYPE HTML>' + html;
9 window.quirks = iframe.className === "quirks";
10 window.win = iframe.contentWindow;
12 win.document.write(html);
14 ['style', 'test', 'ref', 'svg', 'svg_ref'].forEach(function(id) {
15 win[id] = win.document.getElementById(id);