add:  case "xmlhttprequest": return new XMLHttpRequestBuilder(); 
context: function createBuilder(implementation) {  if (implementation == null) {  	return new IFrameBuilder();  }  switch(implementation) {    case "msxml3":    return new MSXMLBuilder("Msxml2.DOMDocument.3.0");        case "msxml4":    return new MSXMLBuilder("Msxml2.DOMDocument.4.0");    case "mozillaXML":    return new MozillaXMLBuilder();    case "svgplugin":    return new SVGPluginBuilder();    case "dom3ls":    return new DOM3LSBuilder();        case "iframe":    return new IFrameBuilder();        default:    alert ("unrecognized implementation " + implementation);  }  return new IFrameBuilder();}
meta: 7959	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7959/edf9ee0d9f76892b13df6e2c0d4714cc4ff49658/DOMTestCase.js/buggy/ecmascript/DOMTestCase.js