function getXmlHttpRequestObject(){if(window.XMLHttpRequest){return new XMLHttpRequest();}else if(window.ActiveXObject){return new ActiveXObject("Microsoft.XMLHTTP");}else{alert("Your browser doesn't support the XmlHttpRequest object.");}}
var receiveReq=getXmlHttpRequestObject();function makeRequest(url,param){if(receiveReq.readyState==4||receiveReq.readyState==0){receiveReq.open("POST",url,true);receiveReq.onreadystatechange=updatePage;receiveReq.setRequestHeader("Content-type","application/x-www-form-urlencoded");receiveReq.setRequestHeader("Content-length",param.length);receiveReq.setRequestHeader("Connection","close");receiveReq.send(param);}}
function updatePage(){if(receiveReq.readyState==4){document.getElementById('result').innerHTML=receiveReq.responseText;}}
function get_param(theForm){pathArray=window.location.pathname.split("/");var url=window.location.protocol+"//"+window.location.host+'/libs/captcha/checkcode.php';var postStr=theForm.captcha.name+"="+encodeURIComponent(theForm.captcha.value);makeRequest(url,postStr);}
function checkAjaxCaptcha(theForm,url){url+='libs/captcha/checkcode.php';var postStr=theForm.captcha.name+"="+encodeURIComponent(theForm.captcha.value);makeRequest(url,postStr);}