var isHasContent="";
function _Ajax(){
	this.http_request = false;
	
	//开始初始化XMLHttpRequest对象
	this.createXMLRequst = function(_type,_purl){
		if(window.XMLHttpRequest) { //Mozilla 浏览器
			this.http_request = new XMLHttpRequest();
			if (this.http_request.overrideMimeType) { //设置MiME类别
				this.http_request.overrideMimeType("text/xml");
			}
		}
		else if (window.ActiveXObject) { // IE浏览器
			try {
				this.http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {				
					this.http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		if(!this.http_request) {   // 异常，创建对象实例失败
			window.alert("不能创建XMLHttpRequest对象实例.");
			return false;
		}
	//	this.http_request.setRequestHeader("cache-control", "no-cache");
	//	this.http_request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=gbk");
		this.http_request.open(_type,_purl,true);
		return this.http_request;
	}
}

function send_requestajax(_url,inner_Obj){
	
	var ajax=null;
	ajax=new _Ajax().createXMLRequst("get",_url);
		ajax.onreadystatechange = function(){
			if(ajax.readyState==4){
				if(ajax.status==200){
					 var sReturn=unescape(ajax.responseText).replaceAll("\r","").replaceAll("\n","");
					 try{
					 	if(sReturn.length>0){
					 		document.getElementById(inner_Obj).innerHTML=sReturn;
					 		document.getElementById(inner_Obj).style.display='block';
					 		isHasContent="has";
					 		}
					 	}catch(ex){}
				}
			}
		}
	ajax.send(null);
}

function sendRWBK_requestajax(_url,inner_Obj){
	
	var ajax=null;
	ajax=new _Ajax().createXMLRequst("get",_url);
		ajax.onreadystatechange = function(){
			if(ajax.readyState==4){
				if(ajax.status==200){
					
					var rwbkStr = ajax.responseText;
					var rwbk = rwbkStr.split("@~@~$");
					var sReturn;
					if(rwbk.length==2){
						sReturn=unescape(rwbk[0]).replaceAll("\r","").replaceAll("\n","");
						longbk = unescape(rwbk[1]).replaceAll("\r","").replaceAll("\n","");
					}else{
						sReturn=unescape(rwbkStr).replaceAll("\r","").replaceAll("\n","");
					}
					 
					 try{
					 	if(sReturn.length>0){
					 		document.getElementById(inner_Obj).innerHTML=sReturn;
					 		document.getElementById(inner_Obj).style.display='block';
					 		isHasContent="has";
					 		}
					 	}catch(ex){}
					 	try{
					 		if(longbk!=""){
					 			document.getElementById("longbk").innerHTML = longbk;
					 			document.getElementById("longbk").style.display='block';
					 		}
					 	}catch(exx){
					 		
					 	}
				}
			}
		}
	ajax.send(null);
}

function requestleftbar(_, A) {
	oScript = document.getElementById(_);
	var $ = document.getElementsByTagName("head").item(0);
	if (oScript) {
		$.removeChild(oScript)
	}
	oScript = document.createElement("script");
	oScript.setAttribute("src", A);
	oScript.setAttribute("id", _);
	oScript.setAttribute("type", "text/javascript");
	oScript.setAttribute("language", "javascript");
  $.appendChild(oScript);
	return oScript
}


function changewidth(){
	if(isHasContent!='has'){
		document.getElementById("about").style.display='none';
		document.getElementById("cright").style.width='auto';
	}
}

isOpera = (navigator.appName.indexOf("Opera") >= 0) ? 1 : 0;
isIE = !(isOpera);

var showStatCount = function (A, _, fn) {
	oScript = document.getElementById(A);
	var $ = document.getElementsByTagName("head").item(0);
	if (oScript) {
		$.removeChild(oScript);
	}
	oScript = document.createElement("script");
	oScript.setAttribute("src", _);
	oScript.setAttribute("id", A);
	oScript.setAttribute("type", "text/javascript");
	oScript.setAttribute("language", "javascript");
	oScript.onreadystatechange = oScript.onload = function () {
		if (!isIE || /loaded|complete/.test(this.readyState)) {
			fn();
		}
	};
	$.appendChild(oScript);
	return oScript;
}