/*
  Script page:$newActivies.js
  author     :Wushitang
  create date:20110217
  last modified:20110217 By Wushitang
  描述:用户中心群组首页最近更新逐步显示效果
*/
var MaxNum=20;        //At most 20 record.
var currentNum = 1;   //current record.
var NextNum    = currentNum; //allow the next record
var defaultNum = 5;   //At the beginning loading five records.
var conntinu   = true;

var LastTimeStory, LastTimePhoto, LastTimeFaq;

$(document).ready(function(){
						   NextNum = defaultNum; 
						   GetActivitesItem();
						   $(window).scroll(function (){continuShow()});
});
function GetActivitesItem(){
	SN = "s"+LastTimeStory+",p"+LastTimePhoto+",f"+LastTimeFaq;
	$.ajax({
		   type: "GET",
		   url: "/community/usercp.asp?cp=newActivities",
		   dataType: "xml",
		   data: "SN2="+SN,
		   beforeSend:function(){conntinu = false;},
		   success: successFunction
		   });
}

function successFunction(data, textStatus){
	var tb = $(data).find("root>tb").text();
	var Obj = $("#template"+tb).clone(); //get the template object
	var tmpStr = Obj.html();
	
	var reg = /##[a-zA-Z]+##/g;
	
	//in concordance with IE 6 OR sougo browse
	//tmpStr = tmpStr.replace(/http:\/\/localhost\/community\/user\/##/g,"##");
	tmpStr = tmpStr.replace(/http:\/\/www.chinahighlights.com\/community\/user\/chtList.asp##/g,"##");
	
	matchs = tmpStr.match(reg);
	for(var tagKey in matchs){
		if(tagKey =='input' || tagKey =='index' ||tagKey =='lastIndex' ) continue;//兼容IE与FF而做的判断
		var tag = matchs[tagKey];
		var Ctag= tag.match(/[a-zA-Z]+/g)[0];
		
		var srcstr = $(data).find("root>"+Ctag).text();

		tmpStr = tmpStr.replace(tag,srcstr,"g");
	}
	
	Obj.html("").attr("id","#template"+tb+currentNum).html(tmpStr).appendTo("#newActivities").show(100);
	

	currentNum++;
	LastTimeStory = $(data).find("root>LastTimeStory").text();
	LastTimePhoto = $(data).find("root>LastTimePhoto").text();
	LastTimeFaq   = $(data).find("root>LastTimeFaq").text();
	if(currentNum <= defaultNum ){
		GetActivitesItem();
	}else{
		conntinu = true; 
	}
	//continuShow();
}

function continuShow(){
	if($(window).scrollTop() + $(window).height()+300 > $(document).height() && conntinu &&currentNum<=MaxNum){
		GetActivitesItem();
	}
}