// SVG Menu intermediate layer
// Recurity-Labs 2007
	
var svgMenu = function(id) {
	this.element = document.getElementById(id);
	this.supported = window.svgSupported
	if (!this.supported) return false;
	this.root = true;
	this.height = layout['renderHeight'];
	this.width = layout['renderWidth'];
	window.SVGsetLayout(layout);
	this.resize();
} 

svgMenu.prototype.addNode = function(currentDataNode, parentLinkNode, x, y, text, href,tooltip) {
	var currentNode = window.SVGaddNode(parentLinkNode, x, y, text, href,tooltip);
	if (this.root) {this.root = false};
	return currentNode;
}

svgMenu.prototype.resize = function() {
	if(!this.supported) return;
	var scale = (layout['renderScaleToWindowWidth']) ?  this._browserWidth() / this.width : 1;
	this.element.style.width = (this.width * scale + 'px');
	this.element.style.height = (this.height * scale + 'px');
	window.SVGsetDimension((this.width * scale),(this.height * scale));
	window.SVGsetScale(scale,scale);
}

svgMenu.prototype._browserWidth = function () {
  var myWidth = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
  } else if( document.documentElement && ( document.documentElement.clientWidth) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
  } else if( document.body && ( document.body.clientWidth) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
  }
  return myWidth;
}

svgMenu.prototype.hide = function() {
	debugMsg('Hiding SVG Menu');
	debugMsg(this.element);
	this.element.style.display = 'none';
}		
		
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();