function getxml(x) { getxmlhttp();//先给xmlhttp赋值 if (xmlhttp!=null) { xmlhttp.open("GET",x,false); xmlhttp.send(null); } else { alert("Your browser does not support XMLHTTP.11"); returnfalse; } return(xmlhttp); }
function loadxmldoc(x) { var xmlDoc; if (window.ActiveXObject) { xmlDoc =new ActiveXObject("Microsoft.XMLDOM"); xmlDoc.async=false; xmlDoc.load(x); } elseif (window.XMLHttpRequest) { xmlDoc = getxml(x).responseXML; } else { returnfalse; } return xmlDoc; }