function start_site()
	{
	$('fascia').setOpacity(0.70);
	new Effect.Appear ('container_big', {duration:1, from:0, to:1}); 
	new Slideshow('slideshow', 5000);
	$('menu').setOpacity(0.70);
	$('container').setOpacity(0.80);
	
}
	
Event.observe(window, 'load', start_site, false);

function storia() {
	changeStyle('li_1'); 
	new Effect.Parallel (
	[ new Ajax.Updater ('container', './php/content.php?action=storia', {sync: true}),
	new Effect.Appear ('storia', {sync: true}) ]);
}

function changeStyle(e){
	/*var elem = eval("document.getElementById('"+e+"') ;") ;	
	li_1.style.listStyleType='circle' ;*/
	 
	var num = document.getElementsByTagName('li');
	
	 
	
	//stuto tutti
	for (var i=0;i<num.length;i++) { 
			idx = num[i].id ;
					 
			arr = idx.split("_") ;
 		 
				if (arr[0] == "li") {   	 
					eval("document.getElementById('"+idx+"').style.listStyleType='none' ;");
					eval("document.getElementById('"+idx+"').className='menu' ;");
	 				// eval(idx+".style.listStyleType='none'") ;	
					// eval(idx+".className='menu'") ;	
					 
				} 		
		}
		eval("document.getElementById('"+e+"').style.listStyleType='square' ;");
		eval("document.getElementById('"+e+"').className='menuHi' ;");
		//eval(e+".style.listStyleType='square'") ;
		//eval(e+".className='menuHi'") ;
		//eval ("document.getElementById('"+e+"').className='menuHi'") ;
}

function changeStyleSub(e){
	 
	 
	var num = document.getElementsByTagName('li');
	
	 //alert(num.length);
	
	//stuto tutti
	for (var i=0;i<num.length;i++) { 
			idx = num[i].id ;
					 
			arr = idx.split("_") ;
 		 
				if (arr[0] == "lisub") {   	 
	 				  eval("document.getElementById('"+idx+"').className='submenu' ;");
					 
					 
				} 		
		}
	 	
		 eval("document.getElementById('"+e+"').className='menuHi' ;");
		//eval(e+".className='menuHi'") ;
		 
}