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: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			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();


//SuckerTree Horizontal Menu (Sept 14th, 06)
//By Dynamic Drive: http://www.dynamicdrive.com/style/

var menuids=["treemenu1"] //Enter id(s) of SuckerTree UL menus, separated by commas

function buildsubmenus_horizontal(){
	for (var i=0; i<menuids.length; i++){
	  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
	    for (var t=0; t<ultags.length; t++){
			if (ultags[t].parentNode.parentNode.id==menuids[i]){ //if this is a first level submenu
				ultags[t].style.top=ultags[t].parentNode.offsetHeight+"px" //dynamically position first level submenus to be height of main menu item
				ultags[t].parentNode.getElementsByTagName("a")[0].className="mainfoldericon"
			}
			else{ //else if this is a sub level menu (ul)
			
				var parentUL = ultags[t].parentNode.parentNode
			
				var parentPos = findPos(parentUL)[0];
				var thisPos = findPos(ultags[t])[0];
				var pad = 6;
				
				var offset=0;
				
				
				if (BrowserDetect.browser == 'Safari'){
					ultags[t].style.top="-20px";
				}
				
				
				if (BrowserDetect.browser == 'Opera'){
					var ulParent = ultags[t].parentNode; 
					var curNode = ulParent.previousSibling;
					var count = 0;
					while (curNode) {
						if (curNode.nodeName != '#text'){  	
							count++;
						}   
						curNode = curNode.previousSibling;
					}
					
					var operaOffset = count * 19;
					ultags[t].style.top = operaOffset + "px";
				}
				
				
				// firefox need the offset of the parent, IE doesn
				if (BrowserDetect.browser == 'Firefox'){
					offset = parentUL.offsetWidth;
				}
							
				
				var childMenuOffset = thisPos - parentPos - offset + pad; 
			    ultags[t].style.left=  childMenuOffset + "px";//position menu to the right of menu item that activated it
	    		ultags[t].parentNode.getElementsByTagName("a")[0].className="subfoldericon"
			}
	    ultags[t].parentNode.onmouseover=function(){
	    this.getElementsByTagName("ul")[0].style.visibility="visible"
	    }
	    ultags[t].parentNode.onmouseout=function(){
	    this.getElementsByTagName("ul")[0].style.visibility="hidden"
	    }
	    }
	  }
}

if (window.addEventListener)
	window.addEventListener("load", buildsubmenus_horizontal, false)
else if (window.attachEvent)
	window.attachEvent("onload", buildsubmenus_horizontal)

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		do {
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);
	}
	return [curleft,curtop];
}