//iGameX CAB DownLoad Init
var nSpaceDate = 1;
var nPopMaxTimes = 2;
var naWeekTimes = 0;
var nCountWeek = 0;
var bExist = 0;
var strDomainPath =  ";path=/;domain=sina.com.cn;";
var iGameXcookie = "igamex_cookie";
var cookieenable = "sina_cookie_enable";
//Function For Popup iGameX Cab DownLoad
function BeginDownLoadiGameX()
{
	if(CanDownLoadiGameX())
	{
		if (IsInstallediGameX())
		{
			bExist = 1;
		}
		else
		{
			bExist = 0;
		}
		if (bExist == 0)
		{
			var lang=navigator.browserLanguage;
			if(lang.match("zh"))
			{
				reDownLoadiGameX(iGameXcookie,false);
				document.write("<object CODEBASE=\"../../../image2.sina.com.cn/igame/nmgamex/home/nmgamex.cab\" classid=\"clsid:CD1A82F2-3770-4509-8355-0D2F45158F21\" id=\"NMGameX\" width=\"0\" height=\"0\"></object>");
			}
		}
	}
	else
	{
		bExist = 1;
	}
}

function reDownLoadiGameX(cookieName,bCanDownLoad)
{
	var allCookie;
	if(bCanDownLoad)
	{
		allCookie = cookieName + "=0;expires=" + GetDateString() + strDomainPath;
	}
	else
	{
		naWeekTimes += 1;
		allCookie = cookieName + "=" + naWeekTimes + ";expires=" + GetDateString() + strDomainPath;
	}
	document.cookie = allCookie;
}

function GetDateString()
{
	var curDate = new Date();
	var endTime = curDate.getTime() + nSpaceDate*24*60*60*1000;
	curDate.setTime(endTime);
	return curDate.toGMTString();
}

function CanDownLoadiGameX()
{
	
	var cookieValue;
	var allCookie ;
	var bCanDownLoad = false;
	if(!TestIEVer()) return false;
	
	if(IsCookieEnable() && navigator.cookieEnabled && !IsInstallediGameX())
	{
		allCookie = document.cookie;
		if(allCookie != null && allCookie != "")
		{
			naWeekTimes = GetCurTimes(iGameXcookie,allCookie);
			if(naWeekTimes >= nPopMaxTimes)
				return false;			
		}
		bCanDownLoad = true;
	}
	return bCanDownLoad;
}

function TestIEVer()
{
	var Ver=navigator.appVersion;
	var result;
	if(Ver.substr(Ver.search("MSIE ")+5,3) >= 5.0)
		result = true;
	else
		result = false;
	return result;
}

function IsCookieEnable()
{
	document.cookie = cookieenable + "=yes" + strDomainPath;
	var data = getCookieData(cookieenable);
	return data.length >= 3;
}

function getCookieData(label)
{
	var labelLen = label.length;
	var cLen = document.cookie.length;
	var i = 0;
	var cEnd;
	while(i < cLen)
	{
		var j = i + labelLen;
		if (document.cookie.substring(i, j) == label)
		{
			cEnd = document.cookie.indexOf(";", j);
			if (cEnd == -1)
			{
				cEnd = document.cookie.length;
			}
			return unescape(document.cookie.substring(j, cEnd));
		}
		i++;
	}
	return "";
}

function IsInstallediGameX()
{
	try
	{
		var NMGameX = new ActiveXObject("NMGame.XEngine");
	}
	catch(e)
	{
		return false;
	}
	return true;
}

function IsCookieEnable()
{
	document.cookie = cookieenable + "=yes" + strDomainPath;
	var data = getCookieData(cookieenable);
	return data.length >= 3;
}

function GetCurTimes(cookieName,allCookies)
{
	var firstOne;
	var lastOne;
	firstOne = allCookies.indexOf(cookieName);
	if(firstOne != -1)
	{
		firstOne += cookieName.length + 1;
		lastOne = allCookies.indexOf(';', firstOne);
		if(lastOne == -1) lastOne = allCookies.length;
		return parseInt(allCookies.substring(firstOne, lastOne));
	}
	return 0;
}