//CSS
var OSName="Unknown OS";
if (navigator.appVersion.indexOf("Win")!=-1) OSName="pc";
if (navigator.appVersion.indexOf("Mac")!=-1) OSName="mac";
if (navigator.appVersion.indexOf("X11")!=-1) OSName="unix";
if (navigator.appVersion.indexOf("Linux")!=-1) OSName="linux";



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: "Chrome",identity: "Chrome"},
	{string: navigator.userAgent,subString: "Firefox",identity: "Firefox"},
	{string: navigator.vendor,subString: "Camino",identity: "Camino"},
	{string: navigator.userAgent,subString: "Netscape",identity: "Netscape"}, /*for newer Netscapes (6+)*/
	{string: navigator.userAgent,subString: "MSIE",identity: "Explorer",versionSearch: "MSIE"},
	{string: navigator.userAgent,subString: "Gecko",identity: "Mozilla",versionSearch: "rv"},
	{ string: navigator.userAgent,subString: "Mozilla",identity: "Netscape",versionSearch: "Mozilla"}/* for older Netscapes (4-) */
	],
	dataOS : [
	{string: navigator.platform,subString: "Win",identity: "Windows"},
	{string: navigator.platform,subString: "Mac",identity: "Mac"},
	{string: navigator.platform,subString: "Linux",identity: "Linux"}
	]
	
	};
BrowserDetect.init();
	
if (BrowserDetect.browser == "Explorer" || BrowserDetect.browser == "Chrome") {
	if(BrowserDetect.browser == "Explorer") {
		var system_nav='ie';
		check_IEversion();
	}
	if(BrowserDetect.browser == "Chrome"){
		if(OSName=='pc'){
			var system_nav='chrome_pc';
		}
		else{
			var system_nav='chrome';	
		}
	}
}
else{
	var system_nav='norm';
}

document.write("<link href='"+base_path+"public/css/layout_"+system_nav+".css' rel='stylesheet' type='text/css' media='screen'/>");


function check_IEversion(){
	var Browser = {
	  Version: function() {
		var version = 999; // we assume a sane browser
		if (navigator.appVersion.indexOf("MSIE") != -1)
		  // bah, IE again, lets downgrade version number
		version = parseFloat(navigator.appVersion.split("MSIE")[1]);
		return version;
	  }
	}
	
	if (Browser.Version() < 8) {
		setTimeout(show_alertIE,500);
	}
}


function show_alertIE(){
	var alert_html='<div class="overlay"><div class="alert_ie"><div class="alert_txt">Para visualizar correctamente esta página es recomendable que actualize su navegador. <a href="http://windows.microsoft.com/it-IT/internet-explorer/downloads/ie" target="_blank">Actualizar Internet Explorer</a></div></div></div>';
	$('body').append(alert_html);
}