function getCookie(ckName)
{
	var start = document.cookie.indexOf(ckName+"=");
	if (-1 == start)
	{
		return "";
	}
	
	start = document.cookie.indexOf("=", start)+1;
	var end = document.cookie.indexOf(";", start);
	if (0 >= end)
	{
		end = document.cookie.length;
	}
	
	ckValue = document.cookie.substring(start, end);
	return ckValue;	
}

function setCookie(ckName, ckValue, expires)
{ 
	if (ckValue != null && ckValue != "")
	{
		if (undefined == expires)
		{
			document.cookie = ckName + "=" + ckValue + "; domain=sina.com.cn; path=/" ;
		}
		else
		{
			var now = new Date();
			var time = now.getTime();
			time = time + 86400000 * expires;
			now.setTime(time);
			time = now.getTime();
			document.cookie = ckName + "=" + ckValue + "; domain=sina.com.cn; expires="+now.toUTCString()+ "; path=/";
		}
	}
}

function getMyDateString(myDate)
{
	return myDate.getFullYear()+"-"+(myDate.getMonth()+1)+"-"+myDate.getDate();
}

function clickpathinfo(pathinfo)
{
	if (undefined != pathinfo)
	{
		this.$content=pathinfo;
	}
	else
	{ this.$content=""; }
	
	this.$userid="";


	if (""!=this.$content)
	{
		var pstart = this.$content.indexOf("st=");
		if (pstart > 0)
		{
			this.$content = "";
		}
		
		pstart = 0;
		var pend = this.$content.indexOf("|*|");
		if (pend>0)
		{
			this.$userid=this.$content.substring(pstart, pend);
		}
	}

	if ("" == this.$userid)
	{
		this.$userid = getCookie("Apache");
		this.$content = this.$userid+"|*|";
	}
}

clickpathinfo.prototype.shrinkContent = function()
{
	var pstart = this.$content.indexOf("|*|");
	if (pstart < 0)
	{ return 0; }

	var pend = 0;
	var ptmp = this.$content.indexOf("st:", pstart);
	var tmpContent = "";
	var maxinter = 86400000 * 10;
	
	while(ptmp>0)
	{
		ptmp =ptmp+3;
		if (this.$content.charAt(ptmp) != '0')
		{
			pend = this.$content.indexOf("|*|", ptmp);
			if (pend < 0)
			{ return 0; }
			
			tmpContent = this.$content.substring(0,pstart);
			tmpContent = tmpContent + this.$content.substring(pend);
			this.$content = tmpContent;
		}
		else
		{
			var petst = this.$content.indexOf("et:", pstart+3);
			if (petst < 0)
			{ return 0; }
			petst = petst +3;
			
			peted = this.$content.indexOf("|", petst);
			if (peted < 0)
			{ return 0; }
			
			var et = this.$content.substring(petst,peted);
			var now = new Date();
			var curt = now.getTime();
			var inter = curt - et;
			
			if(inter > maxinter)
			{
				pend = this.$content.indexOf("|*|", ptmp);
				if (pend < 0)
				{ return 0; }
				
				tmpContent = this.$content.substring(0,pstart);
				tmpContent = tmpContent + this.$content.substring(pend);
				this.$content = tmpContent;
			}
			else
			{
				pstart = this.$content.indexOf("|*|", pstart+3);
				if (pstart < 0)
				{ return 0; }
			}
		}
		
		ptmp = this.$content.indexOf("st:", pstart);
	}
	return 0;
}

clickpathinfo.prototype.setShrink = function(ifShrink)
{
	this.$shrink = ifShrink;
}
clickpathinfo.prototype.getLastSession = function()
{
	var pstart = this.$content.lastIndexOf("sid:");
	var pend = 0;
	if (pstart > 0)
	{
		pstart = pstart+4;
		pend = this.$content.indexOf("|", pstart);
		return this.$content.substring(pstart, pend);
	}
	else
	{ return "";}
}

clickpathinfo.prototype.getPageIDbyUrl = function(pageUrl)
{
	var pstart = 0;
	var pend = 0;

	if ((undefined==pageUrl)||(""==pageUrl))
	{ return ""; }

	pstart = pageUrl.indexOf("://");
	if (pstart > 0)
	{ pageUrl = pageUrl.substring(pstart+3); }
	
	pend = this.$content.lastIndexOf(pageUrl);
	if (pend > 0)
	{
		pstart = this.$content.lastIndexOf("pid:", pend);
		if (pstart < 0)
		{ return ""; }
		
		pstart = pstart+4;
		pend = this.$content.indexOf("|", pstart);
		if (pend < 0)
		{ return ""; }
		
		return this.$content.substring(pstart, pend);
	}
	else
	{ return "";}
}

clickpathinfo.prototype.inCrseTimebyPageID = function(PageID, stay_time)
{
	if ((undefined==PageID)||(""==PageID))
	{ return ""; }
	if ((undefined==stay_time)||(0==stay_time))
	{ return ""; }

	var pstart = this.$content.lastIndexOf("pid:"+PageID);

	var pend = 0;
	if (pstart > 0)
	{
		pstart = this.$content.indexOf("st:", pstart);
		if (pstart < 0)
		{ return ""; }
		pstart = pstart+3;
		pend = this.$content.indexOf("|", pstart);
		if (pend < 0)
		{ return ""; }

		var tmpContent = this.$content.substring(0,pstart) + stay_time;
		tmpContent = tmpContent + this.$content.substring(pend);
		
		this.$content = tmpContent;
	}
	else
	{ return "";}
}

clickpathinfo.prototype.saveToCookie = function(expires)
{	
	if (undefined == expires)
	{ setCookie("UNIPROPATH", this.$content, 360);}
	else
	{ setCookie("UNIPROPATH", this.$content, expires); }	
}

clickpathinfo.prototype.newPage = function(newPageID)
{
	var sid = getCookie("Apache");
	var now = new Date();
	var et = now.getTime();

	if (1 == this.$shrink)
	{ this.shrinkContent();	}
	
	var pid = "pid:"+newPageID;
	var currurl =  document.URL;
	var pstart = currurl.indexOf("://");
	if (pstart > 0)
	{ currurl = currurl.substring(pstart+3); }
	var st = "st:0";
	var pre_pid = this.getPageIDbyUrl(document.referrer);	
	et = "et:"+et;
	
	this.$content = this.$content + sid + "|" + pid + "|"+ currurl + "|"+ st + "|" + et+ "|" + pre_pid + "|*|";

	this.saveToCookie();
}

function autoInCrseTime(PageId)
{
	var path = getCookie("UNIPROPATH");
	var pinfo = new clickpathinfo(path);
	pinfo.inCrseTimebyPageID(PageId);
	pinfo.saveToCookie();
	
	setTimeout("autoInCrseTime(currPageId);",10000);
}

function myOnunload()
{
	var now = new Date();
	var out_time = now.getTime();
	var stay_time = (out_time  - entry_time) /1000;
	
	var path = getCookie("UNIPROPATH");
	var pinfo = new clickpathinfo(path);
	pinfo.inCrseTimebyPageID(currPageId,stay_time);
	pinfo.saveToCookie();
}

function pageStat(ctPageId)
{
	if (undefined == ctPageId)
	{ return 0; }
	
	var ckCount = getCookie("UNIPROCT");
	var newValue = "";
	if ("" == ckCount)
	{
		newValue = ctPageId +":1"
	}
	else
	{
		var pStart = ckCount.indexOf(ctPageId+":");
		if (pStart >= 0)
		{
			pStart = ckCount.indexOf(":",pStart);
			var pEnd = ckCount.indexOf("|",pStart);
			if (pEnd<0)
			{ pEnd = ckCount.length; }
			
			pStart = pStart+1;
			var oldCnt = ckCount.substring(pStart,pEnd);
			var newCnt = (oldCnt-0) + 1;
			newValue = ckCount.substring(0,pStart)+newCnt;
			newValue = newValue + ckCount.substring(pEnd);			
		}
		else
		{
			newValue = ckCount+"|"+ctPageId +":1"
		}
	}
	
	setCookie("UNIPROCT", newValue, 360);
}

var currPageId;
var entry_time;
function setBaseCookie(shrink, leve1, leve2, leve3, leve4, leve5)
{
	var ckTmp = new String();
	var ckValue = new String();
	var ctPageId = new String();
	var now = new Date();

	ckTmp = getCookie("Apache");
	if("" == ckTmp)
	{
		ckTmp = now.getTime();
		setCookie("Apache",ckTmp);
	}

	ckTmp = getCookie("UNIPROINFO");
	if (("-1" == ckTmp)||("" == ckTmp))
	{
		ckTmp=screen.width+"x"+screen.height;
		ckValue="sz:"+ckTmp+"||";
		
		ckTmp=screen.colorDepth;
		ckValue=ckValue+"dp:"+ckTmp+"||";

		ckTmp=navigator.appCodeName;
		ckValue=ckValue+"ac:"+ckTmp+"||";

		ckTmp=navigator.appName;
		ckValue=ckValue+"an:"+ckTmp+"||";

		ckTmp=navigator.appVersion;
                var pos=0;
                var tmpValue="";
                var len=ckTmp.length;
                var pos2=0;
                pos2 = ckTmp.indexOf(";",pos);
                while(pos2>=0)
                {
                        tmpValue = tmpValue + ckTmp.substring(pos,pos2)+",";
                        pos=pos2+1;
                        pos2 = ckTmp.indexOf(";",pos)
                }
                tmpValue = tmpValue + ckTmp.substring(pos,len);
		ckValue=ckValue+"av:"+tmpValue+"||";

		ckTmp=navigator.cpuClass;
		ckValue=ckValue+"cpu:"+ckTmp+"||"; 

		ckTmp=navigator.platform;
		ckValue=ckValue+"pf:"+ckTmp;
		setCookie("UNIPROINFO", ckValue);
	}

	ckValue="";
	ctPageId = "";
	if (undefined != leve1)
	{ ckValue=leve1; }
	if (undefined != leve2)
	{ ckValue=ckValue+"-"+leve2; }
	if (undefined != leve3)
	{
		ckValue=ckValue+"-"+leve3; 
		ctPageId = ckValue;
	}
	if (undefined != leve4)
	{ ckValue=ckValue+"-"+leve4; }
	if (undefined != leve5)
	{ ckValue=ckValue+"-"+leve5; }

	currPageId = ckValue;	
	entry_time = now.getTime();
	window.onunload = myOnunload;
	
	var oldValue = getCookie("UNIPROPATH");
	var cp = new clickpathinfo(oldValue);
	cp.setShrink(shrink);
	cp.newPage(ckValue);
	
	if ("" != ctPageId)
	{
		pageStat(ctPageId);
	}
}

function setCltCookie(leve1, leve2, leve3, leve4, leve5)
{
	setBaseCookie(0, leve1, leve2, leve3, leve4, leve5);
}

function shrinkCookie(leve1, leve2, leve3, leve4, leve5)
{
	setBaseCookie(1, leve1, leve2, leve3, leve4, leve5);	
}