var xmlHttp; var addNew; function GetXmlHttpObject(handler) { var objXmlHttp=null if (navigator.userAgent.indexOf("MSIE")>=0) { var strName="Msxml2.XMLHTTP" if (navigator.appVersion.indexOf("MSIE 5.5")>=0) { strName="Microsoft.XMLHTTP" } try { objXmlHttp=new ActiveXObject(strName) objXmlHttp.onreadystatechange=handler return objXmlHttp } catch(e) { alert("Error. Scripting for ActiveX might be disabled") return } } else { objXmlHttp=new XMLHttpRequest() objXmlHttp.onload=handler objXmlHttp.onerror=handler return objXmlHttp } } /* 显示留言 */ function showre() { document.getElementById("list").innerHTML = "