// JavaScript Document
function getObject(objectId) {
	if(document.getElementById && document.getElementById(objectId)) {
		// W3C DOM
		return document.getElementById(objectId);
	} else if (document.all && document.all(objectId)) {
		// MSIE 4 DOM
		return document.all(objectId);
	} else if (document.layers && document.layers[objectId]) {
		// NN 4 DOM.. note: this won't find nested layers
		return document.layers[objectId];
	} else {
		return false;
	}
}

//去空格Trim
function   
String.prototype.Trim()   
{return   this.replace(/(^\s*)|(\s*$)/g,"");}    
 function   String.prototype.Ltrim()
{return   this.replace(/(^\s*)/g,   "");}     
function   String.prototype.Rtrim()
{return   this.replace(/(\s*$)/g,   "");}

function Tab(Xname,Cname,Lenght,j){for(i=1;i<Lenght;i++){eval("getObject('"+Xname+i+"').className=''");}eval("getObject('"+Xname+j+"').className='currently'");for(i=1;i<Lenght;i++){eval("getObject('"+Cname+i+"').style.display='none'");eval("getObject('"+Cname+j+"').style.display='block'");}}

function showbd(divstatus){
if(divstatus==1){
blogdiv.style.display="block";
}else{
blogdiv.style.display="none";
}
}

//更新验证码
function upVerify(){
document.getElementById('VerHTML').src='GetWebCode.shtml?'+Math.random();
document.getElementById('getcode').focus();
}

 //检测输入字符数
function fans_length()
{	
		var text_length = getObject("Content").value.length;
		getObject("shownum").innerHTML = "<font color=#ff0000>已输入："+text_length+"/200</font>";
}
function rep_length(id)
{	
		var text_length = getObject("reply_"+id).value.length;
		getObject("shownum_"+id).innerHTML = "(最多200个字节，当前"+text_length+"/200)";
}

//显示评论AJAX
function showSay(url){
var ajax=new AJAXRequest;
ajax.get(url,function(obj){
	if (obj.readyState == 4) {
	var ajaxobj = obj.responseText;
	getObject("sayHTML").innerHTML=ajaxobj;
	}else{
    getObject("sayHTML").innerHTML="loading...";
	}
   } 
   );
}

//发表评论AJAX
function goSay(uid){
if(getObject("Content").value.Trim()==""){
	alert("评论内容不能为空");
	getObject("Content").focus();
	return false;
}
if(getObject("sayuser").value.Trim()==""){
	alert("网友姓名不能为空");
	getObject("sayuser").focus();
	return false;
}
if(getObject("getcode").value.Trim()==""){
	alert("验证码不能为空");
	getObject("getcode").focus();
	return false;
}
var ajax=new AJAXRequest;
var url="Say.shtml?Uid="+uid+"&Content="+escape(getObject("Content").value)+"&sayuser="+escape(getObject("sayuser").value)+"&getcode="+getObject("getcode").value;
ajax.get(url,function(obj){
    var ajaxobj = obj.responseText; 
    if(ajaxobj=="评论发表成功！"){
    showSay('plSay.shtml?Uid='+uid);
    }
    alert(ajaxobj);
    return false;
   } 
   );
}