var TB=TB||{};
TB.Header=function()
{
	var g=function(v)
	{
		return typeof(v)!="string"?v:document.getElementById(v);
	},
	s=navigator.userAgent.toLowerCase(),
	o=/msie/.test(s)&&!/opera/.test(s),
	l=o&&!/msie 7/.test(s)&&!/msie 8/.test(s);
	var i={
		getCookie:function(w)
		{
			var v=document.cookie.match("(?:^|;)\\s*"+w+"=([^;]*)");
			return(v&&v[1])?decodeURIComponent(v[1]):""
		},
		parseQueryParams:function(B)
		{
			var y={};
			var w=B.split("&");
			for(var z=0,A=w.length;z<A;++z)
			{
				var x=w[z],C=x.search("=");
				var D=x.substring(0,C);
				var v=x.substring(C+1,x.length);
				y[decodeURIComponent(D)]=decodeURIComponent(v)
			}
			return y;
		},
		trim:function(v)
		{
			return v.replace(/^\s+|\s+$/g,"")
		},
		hasClass:function(w,v)
		{
			w=g(w);
			if(!w||!v||!w.className)
			{
				return false
			}
			return(" "+w.className+" ").indexOf(" "+v+" ")>-1
		},
		addClass:function(w,v)
		{
			w=g(w);
			if(!w||!v){return}
			if(this.hasClass(w,v)){return}
			w.className+=" "+v
		},
		removeClass:function(w,v)
		{
			w=g(w);
			if(!this.hasClass(w,v)){return}
			w.className=w.className.replace(new RegExp(v,"g"),"");
			if(!this.trim(w.className)){w.removeAttribute(o?"className":"class")}
		},
		addEvent:function(x,w,v)
		{
			x=g(x);
			if(!x||!w||typeof(v)!="function"){return}
			if(x.addEventListener){x.addEventListener(w,v,false)}
			else{if(x.attachEvent){x.attachEvent("on"+w,v)}}
		},
		stopEvent:function(v)
		{
			if(v.stopPropagation){v.stopPropagation()}
			else{v.cancelBubble=true}
			if(v.preventDefault){v.preventDefault()}
			else{v.returnValue=false}
		},
		getElementsByClassName:function(w,B,v,A)
		{
			if(!g(v)){return}
			var x=[],z=g(v).getElementsByTagName(B),y=0;
			for(;y<z.length;y++)
			{
				if(i.hasClass(z[y],w))
				{
					x[x.length]=z[y];
					arguments[3]&&arguments[3].call(z[y]);
				}
			}
			return x
		},
		escapeHTML:function(w)
		{
			var x=document.createElement("div");
			var v=document.createTextNode(w);
			x.appendChild(v);
			return x.innerHTML
		}
	};
	var e=i.getCookie("tracknick"),
	t=i.getCookie("_nk_")||e,
	j=i.getCookie("uc1"),
	d=i.parseQueryParams(j),
	q=i.getCookie("_l_g_")&&t||i.getCookie("ck1")&&e,
	p=parseInt(d._msg_)||0,
	k=new Date().getTime(),
	r=(document.location.href.indexOf("https://")===0);
	function a(x)
	{
		if(!x){return}
		var w=i.getElementsByClassName("menu-bd","div",x)[0];
		if(!w){return}
		if(!r){
			var v=document.createElement("iframe");
			v.src="about: blank";
			v.className="menu-bd";
			x.insertBefore(v,w);
			x.iframe=v;
		}
		x.menulist=w;
		x.onmouseenter=function()
		{
			i.addClass(this.parentNode,"hover");
			if(r){return}
			this.iframe.style.height=parseInt(this.menulist.offsetHeight)+25+"px";
			this.iframe.style.width=parseInt(this.menulist.offsetWidth)+1+"px"
		};
		x.onmouseleave=function(){i.removeClass(this.parentNode,"hover")}
	}
	return{
		init:function(w)
		{
			if(l)
			{
				var v=i.getElementsByClassName("menu","div","site-nav",function(){a(this)})
			}
		}
	}
}();
/*首页游戏切换*/
function gameMenu(content){
   for (i=1;i<=5;i++){
   var cont="indexgame"+i;
   var img="indgamemenu_"+i;
   var image="url('images/gamemenu1.gif')";
   var image1="url('images/gamemenu2.gif')";
    if (content ==i)
	{
     var con=document.getElementById(cont);
     var img1=document.getElementById(img);
     con.style.display="block";
     img1.style.background=image;
	 img1.style.backgroundPosition="center";
    }
	else
	{
     var con=document.getElementById(cont);
     var img1=document.getElementById(img);
	 con.style.display="none";
	 img1.style.background=image1;
	 img1.style.backgroundPosition="center";
    }
   }
}
/*通用PNG图片透明*/
function correctPNG()  
{ 
for(var i=0; i<document.images.length; i++) 
{ 
  var img = document.images[i] 
  var imgName = img.src.toUpperCase() 
  if (imgName.substring(imgName.length-3, imgName.length) == "PNG") 
  { 
   var imgID = (img.id) ? "id='" + img.id + "' " : "" 
   var imgClass = (img.className) ? "class='" + img.className + "' " : "" 
   var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' " 
   var imgStyle = "display:inline-block;" + img.style.cssText  
   if (img.align == "left") imgStyle = "float:left;" + imgStyle 
   if (img.align == "right") imgStyle = "float:right;" + imgStyle 
   if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle   
   var strNewHTML = "<span " + imgID + imgClass + imgTitle 
   + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";" 
  + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" 
   + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"  
   img.outerHTML = strNewHTML 
   i = i-1 
  } 
} 
} 
window.attachEvent("onload", correctPNG);