// Vars defined in MenuHTML in typoScript

//var _actMenuId = {elementUid}; 
//var _lastMenuId = {elementUid};


var IE = document.all?true:false;
if (!IE) document.captureEvents(Event.MOUSEMOVE)
document.onmousemove = getMouseXY;
var tempX = 0;
var tempY = 0;
var _menuY = 0;
var _menuH = 0;
var _menuHover = false;


function getMouseXY(e) {
	_menuY = getAbsoluteYPos(document.getElementById('menu1'));
	_menuH = getAbsoluteYPos(document.getElementById('pagemid')) - _menuY;
	
	if (IE) { // grab the x-y pos.s if browser is IE
		tempX = event.clientX + document.body.scrollLeft;
		tempY = event.clientY + document.body.scrollTop;
	}
	else {  // grab the x-y pos.s if browser is NS
		tempX = e.pageX;
		tempY = e.pageY;
	}  
	if (tempX < 0){tempX = 0;}
	if (tempY < 0){tempY = 0;} 
	
	if (_menuHover && _lastMenuId && (tempY < _menuY || tempY >_menuY + _menuH )) {
		menu_resetLastHover();
		menu_noHover();
		_menuHover = false;
	}
	
	return true;
}

function menu_hover(obj, uid) {
	
	menu_resetLastHover();
	
	
	// line
	obj.style.backgroundImage = "url(http://www.srsonline.de/fileadmin/srs_v2/styles/style_files/menulineactive.png)";
	
	// Display text image
	var _a = document.getElementById('menu1linkimg' + uid);
	var _b = document.getElementById('menu1hiddenlinkimg' + uid);
	_a.src = _b.src;
	
	// Display menu2
	var _menu2 = document.getElementById('menu2');
	_a = _menu2.innerHTML;
	_b = document.getElementById('menu2items' + uid);
	_menu2.innerHTML = _b.innerHTML;
	
	
	
	// Remember this menu to be hovered
	_lastMenuId = uid;
	_menuHover = true;
	
	// Check menu2 position
	checkMenu2Pos(uid);
}

function menu_resetLastHover() {
	// reset last hovered menu
	var lastMenu = document.getElementById('menu1item' + _lastMenuId);
	var lastMenuLink = document.getElementById('menu1linkimg' + _lastMenuId);
	var lastMenuLinkReset = document.getElementById('menu1hiddenlinkresetimg' + _lastMenuId);
	lastMenuLink.src = lastMenuLinkReset.src;
	
	// line
	lastMenu.style.backgroundImage = "url(http://www.srsonline.de/fileadmin/srs_v2/styles/style_files/menuline.png)";
}

function menu_noHover() {
	var obj = document.getElementById('menu1item' + _actMenuId);
	
	menu_hover(obj, _actMenuId);
}

function checkMenu2Pos(uid) {
	
	if (BrowserDetect.browser != "Explorer" || BrowserDetect.version >= 7)
	{
		try {
			var _menu2 = document.getElementById('menu2');
			var _centerbox = document.getElementById('menu1');
			var obj = document.getElementById('menu1item' + uid);
			
			
			_menu2.style.visibility = "hidden";
			_menu2.style.marginLeft = "0px";
			
			var m1_x = getAbsoluteXPos(obj) ;
			var c_x = getAbsoluteXPos(_centerbox);
			var m1_w = obj.offsetWidth;
			var m2_w = _menu2.offsetWidth + 80;
			
			_menu2.style.marginLeft = Math.min( Math.max((m1_x - c_x + m1_w / 2 - m2_w /2), 0), _centerbox.offsetWidth - m2_w) + "px";
			_menu2.style.visibility = "visible";
			
		}
		catch (ex) {
			setTimeout('checkMenu2Pos("' + uid + '");', 50);
		}
	}
}


/* --- START of the general javascript code--- */
var mouseX = 0;
var mouseY = 0;


function mouseM(ev) {
	mouseX = ev.clientX;
	mouseY = ev.clientY;
	
	if (navigator.appName.indexOf("Explorer") != -1) {
		mouseX += document.documentElement.scrollLeft;
		mouseY += document.documentElement.scrollTop;
	}
	else {
		mouseX += window.pageXOffset;
		mouseY += window.pageYOffset;
	}
	
}

	// Returns an object's absolute x-position on the screen
function getAbsoluteXPos(obj) {
	var xPos = 0;

	if (obj.offsetParent) {
		xPos = obj.offsetLeft;
		while (obj = obj.offsetParent) {
			xPos += obj.offsetLeft;
		}
	}

	return xPos;
}

	// Returns an object's absolute y-position on the screen
function getAbsoluteYPos(obj) {
	var yPos = 0;

	if (obj.offsetParent) {
		yPos = obj.offsetTop;
		while (obj = obj.offsetParent) {
			yPos += obj.offsetTop;
		}
	}	

	return yPos;
}

function getFirstDiv(obj) {
	var ret = obj.firstChild;
	
	while(ret != null && ret.tagName != "DIV") {
		ret = ret.nextSibling;
	}
	
	return ret;
}

function getNextDiv(obj) {
	var ret = obj.nextSibling;
	
	while(ret != null && ret.tagName != "DIV") {
		ret = ret.nextSibling;
	}
	
	return ret;
}

function countChildDivs(obj) {
	var ret = 0;
	
	if (obj = getFirstDiv(obj)) {
		ret = 1;
		while (obj = getNextDiv(obj)) {
			++ret;
		}
	}
	
	return ret;
}

/* --- END of the general javascript code--- */


/* Browser Detection */
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.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();