var mPage;

function fillTopMenu(){

	menuParent = document.getElementById("topmenu");
	menuTotal = menuParent.childNodes.length;
	
	for(i=0;i<menuTotal;i++)
	{	
		if(menuParent.childNodes[i].childNodes[0])
		{
			tmLink = menuParent.childNodes[i].childNodes[0];

			if(tmLink.nodeName == "A")
			{
				if(tmLink.childNodes[0].nodeName == "IMG")
				{
					labelId = tmLink.childNodes[0].getAttribute("rel");
					
					if(labelId == mPage)
					{
						tmLink.childNodes[0].className = "current";
					}
					
					if((bName == "Explorer") && (bVer == "6" || bVer == "7"))
					{
						chgdiv = tmLink.childNodes[0];
						chgdiv.onmouseover = function(){showTopLabel('"+labelId+"','1','na');}
						chgdiv.onmouseout = function(){showTopLabel('"+labelId+"','0','"+mPage+"');}
					}
					else
					{
						tmLink.childNodes[0].setAttribute("onmouseover","showTopLabel('"+labelId+"','1','na')");
						tmLink.childNodes[0].setAttribute("onmouseout","showTopLabel('"+labelId+"','0','"+mPage+"')");
					}
				}
			}
		}
	}
	
	if(document.getElementById(mPage)){document.getElementById(mPage).style.display = "inline";}	
}


function showTopLabel(id,shImg,orgImg){

	labelParent = document.getElementById("hLabel");
	labelTotal = labelParent.childNodes.length;
	
	for(i=0;i<labelTotal;i++)
	{	
		if(labelParent.childNodes[i].nodeName == "IMG")
		{
			labelParent.childNodes[i].style.display = "none";
		}
	}
	
	if(shImg == "1")
	{
		document.getElementById(id).style.display = "inline";
	}
	else if(shImg == "0")
	{
		document.getElementById(orgImg).style.display = "inline";
	}
}


function bigArt(artFc){

	if(artFc == "show")
	{
		document.getElementById("closeBig").style.backgroundImage = "url('/gfx/close.png')";
	}
	else if(artFc == "hide")
	{
		document.getElementById("closeBig").style.backgroundImage = "none";
	}
}


function artScroll(){

	if(self.pageYOffset) 
	{
		var scrolling = self.pageYOffset;
	} 
	else
	{
		var scrolling = document.documentElement.scrollTop;
	}
	
	var sHref = new Array();
	aLinks = document.getElementsByTagName("a");
	for(i=0;i<aLinks.length;i++)
	{
		aLink = aLinks[i];
		aRel = aLink.getAttribute("rel");
		aHref = aLink.getAttribute("href");
		
		sHref = aHref.split("/");
		
		if(aRel == "artscroll")
		{
			nHref = "/"+sHref[1]+"/"+sHref[2]+"/"+sHref[3]+"/"+scrolling+"/"+sHref[5]+"/"+sHref[6]+"/";
			aLinks.item(i).setAttribute("href",nHref);
		}
	}
}


function backArt(){

	aLink = document.getElementById("artscroll").getAttribute("href");
	artScroll = window.location.search.substring(1);
	nHref = aLink+"?"+artScroll;
	document.getElementById("artscroll").setAttribute("href",nHref)
}


function addstyles(){

	//** Build js rendered stylesheet that css validators fail on **
	var jstyle = document.getElementsByTagName("head")[0];
	var lk = document.createElement("link");
	jstyle.appendChild(lk);
	lk.setAttribute("rel", "stylesheet");
	lk.setAttribute("type", "text/css");
	
	if(bName == "Explorer")
	{
		lk.setAttribute("href", "/js-vl-ie.css");
	}
	else
	{
		lk.setAttribute("href", "/js-vl.css");
	}
}



/** Added from quirksmode to replace old detect method **/
/** http://www.quirksmode.org/js/detect.html           **/
var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


var bName = BrowserDetect.browser;
var bVer = BrowserDetect.version;



window.onload = function(){fillTopMenu();}