var websitedata = (function(window) {
        var websitedata = function(data) {
            return new websitedata.fn.init(data);
        }
        var _config_json;
        var backlist=[];
        var s_list;
        var p_rows;
        var s_num; //指针
        var s_page=0; //数据页面
        var p_page=1;
        var p_maxpage=1; //最大页数
        var _isrun=false; //执行状态
        var  _find_flag;
        websitedata.fn = websitedata.prototype = {
            constructor: websitedata,
            init: function(data) {
            	
                this.name = data.name;
                this.flag = data.flag;		 //数据标识
                			
              
                this.backfun = data.backfun; //回调方法
                this.erryfunction= data.errorfun
                s_num =0;  //指针归零
                if(!this.flag){

                	this.configstatus=false;
                	return false;
                }
                p_page=data.page?parseint(data.page):1; //当前页
                p_rows=data.rows?parseint(data.rows):10; //分页数据
  
                this.getconfig();
                
            },
            //查询 指定页数
             querypage:function(page){
            	  
            	if(this.flag==null){
            		alert(prompt["key_param_" + site_config.language]);//未获取关键参数
            		return false;
            	}
           	
            	if(!_config_json){
            		alert(prompt["get_config_error_" + site_config.language]);//获取配置错误！
            	}
            	
            	if(page){
            		p_page=parseint(page);
            	}
            	

            	this.querydata();
            	var back_data={}
            	//分页数据获取
            	back_data.page=	p_page;
            	back_data.maxpage=p_maxpage;
            	back_data.total=_config_json.total;
            	back_data.list=backlist;
            	if(this.backfun){
            		this.backfun(back_data);
            	}
            	return backlist;
            },
            
          //获取数据记录文件
             querydata:function(){
            	 backlist=[];
            	//计算获取那个文件
            	s_page= math.ceil(((p_page-1)*p_rows+1)/_config_json.rows);//获取页面序号
            
            	//默认开始为第一页
            	if(!s_page||s_page==0){
            		s_page=1;
            	}
            	s_num=math.abs(((p_page-1)*p_rows)%_config_json.rows); //获取页面下标
            	var url='json_data/'+this.flag+'@'+s_page+'@data.json';
            	
                this.getdata(url,this.loopdata);

            },
            //检索记录所在页码数并{"name":"","value":""}
            findpage: function(find_json){
            	_find_flag=find_json;
            	_isrun=true;
            	s_page=0;

            	while(_isrun&&s_page<_config_json.max_page){
            		s_page++;
            		
            		var url = 'json_data/' + this.flag + '@' + s_page + '@data.json';
            		this.getdata(url, this.loopdatafind);
            	}

            	return this.querypage();
            },
            //遍历数据
            loopdatafind:function(data){
            	s_list=data;
            	while(_isrun&&s_num<s_list.length&&s_num<100){
            		if(s_list[s_num][_find_flag.name]==_find_flag.value){
            			_isrun=false;
            			p_page=math.ceil(((s_page-1)*_config_json.rows+s_num+1)/p_rows);
            		}else{
            			s_num++;
            		}
            	}
            }
            ,
            //遍历数据
            loopdata:function(data){
            	s_list=data;

            	while(backlist.length<p_rows&&s_num<s_list.length){
            		if(s_num<s_list.length){
            			backlist.push(s_list[s_num]);
            			s_num++;
            		}
            	}
            	//遍历下一个页面
            	if(p_page*p_rows<_config_json.total&&backlist.length<p_rows){
            		s_page++;
            		s_num =0;//新数据页面指针归零
            		url='json_data/'+_page_flag+'@'+(s_page)+'@data.json';
            		
            		this.getdata(url,this.loopdata);
            	}

            },
             saveafterdata:function(data){
            	s_list=data;
            	s_num=0;
            	while(backlist.length<p_rows&&s_num<s_list.length){
            		if(s_num<s_list.length){
            			backlist.push(s_list[s_num]);
            			s_num++;
            		}
            	}

            }
            ,
          //查询数据概况
             getconfig:function(){
            	
            	var url='json_data/'+this.flag+'@config.json';
            	this.getdata(url,this.setconfig);
            },
          //数据概况赋值
             setconfig:function(data){
            	_config_json=data;
            	p_maxpage=math.ceil(_config_json.total/p_rows);
           
            },
          //获取数据jsno文件
            getdata:function(url_s,succfun){
            	$.ajax({  
                    url: url_s,  
                    type: 'get',  
                    datatype: 'json',
                    timeout: 1000,  
                    async: false,
                    cache: false,  
                    error: this.erryfunction, //错误执行方法    
                    success: succfun //成功执行方法    
                }) 
                
            },//上一页
             gotoup:function(){
            	if(p_page>1){
            		p_page--;
            		$(location).attr('href', getpage(p_page));
            	}
            },
          //上一页数据
            getuppagedata:function(){
            	var backjson=[];
           	if(p_page>1){
           		var tmp_page=p_page; //暂存页码数
           		backjson=this.querypage(p_page-1);
           		p_page=tmp_page;
           	}
           	return backjson
           },
            //下一页
            gotodown:function(){

            	if(p_page<p_maxpage){
            		p_page++;
            		$(location).attr('href', getpage(p_page));
            	}
            },
            //下一页
            getdownpagedata:function(){
            	var backjson=[];
            	if(p_page<p_maxpage){
            		var tmp_page=p_page; //暂存页码数
            		backjson=  this.querypage(p_page+1);
            		p_page=tmp_page;
            	}
            	return	backjson
            },
            //跳转到哪一页
            gotopage:function(num){
            	if(num>0&&num<=p_maxpage){
            		p_page = num;
            		$(location).attr('href', getpage(p_page));
            		//this.querypage(num);
            	}

            },
            gotoend:function(){
            	p_page=	p_maxpage;
            	$(location).attr('href', getpage(p_page));
            	//this.querypage();
            }
            
            
        }

        websitedata.fn.init.prototype = websitedata.fn;

        return websitedata;
    })();
    
    function getpage(num){
    	var href_data =location.href.split("?page=");
    	return href_data[0]+"?page="+num;
    }
    
    function format(now,mask)
    {
    	now=now.replace(new regexp(/-/gm) ,"/"); 
        var d = new date(now);
        var zeroize = function (value, length)
        {
            if (!length) length = 2;
            value = string(value);
            for (var i = 0, zeros = ''; i < (length - value.length); i++)
            {
                zeros += '0';
            }
            return zeros + value;
        };
     
        return mask.replace(/"[^"]*"|'[^']*'|\b(?:d{1,4}|m{1,4}|yy(?:yy)?|([hhmstt])\1?|[llz])\b/g, function ($0)
        {
            switch ($0)
            {
                case 'd': return d.getdate();
                case 'dd': return zeroize(d.getdate());
                case 'ddd': return ['sun', 'mon', 'tue', 'wed', 'thr', 'fri', 'sat'][d.getday()];
                case 'dddd': return ['sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday'][d.getday()];
                case 'm': return d.getmonth() + 1;
                case 'mm': return zeroize(d.getmonth() + 1);
                case 'mmm': return ['jan', 'feb', 'mar', 'apr', 'may', 'jun', 'jul', 'aug', 'sep', 'oct', 'nov', 'dec'][d.getmonth()];
                case 'mmmm': return ['january', 'february', 'march', 'april', 'may', 'june', 'july', 'august', 'september', 'october', 'november', 'december'][d.getmonth()];
                case 'yy': return string(d.getfullyear()).substr(2);
                case 'yyyy': return d.getfullyear();
                case 'h': return d.gethours() % 12 || 12;
                case 'hh': return zeroize(d.gethours() % 12 || 12);
                case 'h': return d.gethours();
                case 'hh': return zeroize(d.gethours());
                case 'm': return d.getminutes();
                case 'mm': return zeroize(d.getminutes());
                case 's': return d.getseconds();
                case 'ss': return zeroize(d.getseconds());
                case 'l': return zeroize(d.getmilliseconds(), 3);
                case 'l': var m = d.getmilliseconds();
                    if (m > 99) m = math.round(m / 10);
                    return zeroize(m);
                case 'tt': return d.gethours() < 12 ? 'am' : 'pm';
                case 'tt': return d.gethours() < 12 ? 'am' : 'pm';
                case 'z': return d.toutcstring().match(/[a-z]+$/);
                // return quoted strings with the surrounding quotes removed
                default: return $0.substr(1, $0.length - 2);
            }
        });
    };