//博客统计类
var Counter = {
	nodeID : null, //博客id，必须提供，否则统计不会进行统计
	engineURL : [[".google.","谷歌","q"],[".baidu.","百度","wd"],[".soso.","搜搜","w"]], //搜索引擎的URL
	countType : "site", 
	counterURL : "../../counter", //统计servlet的url
	ajax : null,
	url : null,
	
	id : null,
	
	source : null, //浏览器地址栏的上一个地址
	clientScreen : null,//显示器分辨率
	clientColor : null,//显示器颜色
	clientAgent : null,//浏览器信息
	clientOS : null,//操作系统
	clientLanguage : null,//操作系统语言
	engineSource : null, //搜索引擎	
	engineKey : null, //搜索的关键字
	
	//设置blogID
	setNodeID:function(id){
						Counter.nodeID = id;
					},
					
	setType:function(type){
						Counter.countType = type;
					},
					
	setCounterURL:function(url){
						Counter.counterURL = url;
					},
					
	//若统计文章或相册需要指定相应的id
	setId:function(id){
						Counter.id = id;
					},				
	
	
	//增加搜索引擎网址
	appendEngine:function(URL){
							Counter.engineURL = Counter.engineURL + "," + URL;
						},
	
	init:function(){
					Counter.source = (null!=document.referrer&&document.referrer!="undefined")?document.referrer:""; 
					Counter.clientScreen = window.screen.width+"*"+window.screen.height; 
					Counter.clientColor = window.screen.colorDepth + "bit"; 
					/*Counter.clientAgent = navigator.appName;　
					Counter.clientOS = navigator.platform; */
					Counter.clientAgent = "";//浏览器　
					Counter.clientOS = "";//操作系统
					Counter.clientLanguage = navigator.systemLanguage?navigator.systemLanguage:navigator.language; 
					
					//计算客户端操作系统以及浏览器信息
					var userAgent = navigator.userAgent;
					
					if(userAgent.indexOf("NT 5.0")>0){
						Counter.clientOS = "WindowsServer2000";
					}else if(userAgent.indexOf("NT 5.1")>0){
						Counter.clientOS = "WindowsXP";					
					}else if(userAgent.indexOf("NT 5.2")>0){
						Counter.clientOS = "WindowsServer2003";
					}else if(userAgent.indexOf("NT 6.0")>0){
						Counter.clientOS = "WindowsVista";
					}
					if(navigator.appName.indexOf("Microsoft")>-1){
						Counter.clientAgent = userAgent.split(";")[1];
					}else{
						if(userAgent.split(";")[4]){
							Counter.clientAgent = userAgent.split(";")[4].split(" ")[3];
						}
						
					}
					
					//Counter.engineSource = "";
					//Counter.engineKey = "";
					
					//Counter.ajax = new AJAXRequest;
					Counter.url = Counter.counterURL + "?type=" + Counter.countType + "&cluster_node_id=" + Counter.nodeID + "&source=" + Counter.source + "&clientScreen=" + Counter.clientScreen + "&clientColor=" + Counter.clientColor + "&clientAgent=" + Counter.clientAgent + "&clientOS=" + Counter.clientOS + "&clientLanguage=" + Counter.clientLanguage.toLowerCase() + "&id=" + Counter.id;
				},
				
	count:function(){ //统计
					//alert(Counter.url);
					var iframe = document.createElement("iframe");
					iframe.setAttribute("frameborder","0");
					iframe.setAttribute("hspace","0");
					iframe.setAttribute("marginheight","0");
					iframe.setAttribute("marginwidth","0");
					iframe.setAttribute("scrolling","no");
					iframe.setAttribute("vspace","0");
					iframe.setAttribute("src",Counter.url);
					
					iframe.style.display = "none";
					
					document.body.appendChild(iframe);
				}
}




	Counter.setCounterURL("../../counter"); //统计程序对应的路径
	Counter.setNodeID("root"); 
	Counter.setType("site"); 
	
	
	
	Counter.init();
	Counter.count(); //若使用iframe进行统计请不要调用此方法