// JavaScript Document

// Browser sniffer. Written by PerlScriptsJavaScripts.com

ua   = navigator.userAgent.toLowerCase();
ie  = (ua.indexOf("msie") && document.all && ua.indexOf("netscape") == -1);
nnf  = (ua.indexOf("netscape")  != -1 && ua.indexOf("gecko") != -1);
nni  = (ua.indexOf("netscape")  != -1 && ua.indexOf("msie") != -1);
nn6  = (ua.indexOf("netscape")  != -1);
gek  = (ua.indexOf("gecko")     != -1);
ff1  = (ua.indexOf("firefox")   != -1);
opr  = (ua.indexOf("opera")     != -1);
mac  = (ua.indexOf("mac")       != -1);
web  = (ua.indexOf("webtv")     != -1);
saf  = (ua.indexOf("safari")    != -1);
kon  = (ua.indexOf("konqueror") != -1);
chr  = (ua.indexOf("chrome") != -1);
nn4  = (document.layers);

var sezione;

$(document).ready(function(){
	$(document).pngFix(); 
	initButtonsMenu();
});





function initButtonsMenu()
	{
		sezione = $("#mainMenu").attr("actualSection");
		$("#"+sezione+" .backgroundButtonMenu").css("display","block");
		$("#mainMenu li").hover(
   	   function () {
   	   		overMainButton($(this));
   	   }, 
    	  function () {
    	 	outMainButton($(this));
   	   }
   	 );
	}
	
function overMainButton(elemento)
	{
		var id = $(elemento).attr("id");
		if(id!=sezione&&!ie)
			$("#"+id+" .backgroundButtonMenu").fadeIn("fast");
		else if(ie&&id!=sezione)
			$("#"+id+" .backgroundButtonMenu").css("display","block");
	}

function outMainButton(elemento)
	{
		var id = $(elemento).attr("id");
		if(id!=sezione&&!ie)
			$("#"+id+" .backgroundButtonMenu").fadeOut("fast");
		else if(ie&&id!=sezione)
			$("#"+id+" .backgroundButtonMenu").css("display","none");
	}