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='submenu' ;");
	 				// eval(idx+".style.listStyleType='none'") ;	
					// eval(idx+".className='menu'") ;	
					 
				} 		
		}
		eval("document.getElementById('"+e+"').className='menuHi' ;");
		//eval(e+".style.listStyleType='square'") ;
		//eval(e+".className='menuHi'") ;
		//eval ("document.getElementById('"+e+"').className='menuHi'") ;
}

function sx() {
	var x = $('gallery').getStyle('left');

	var xx = x.substring(0,x.length-2);
	
	if (xx < 0) {
	new Effect.Move('gallery', { x: 950, y: 0, mode: 'relative', queue: 'end'});
	}
};

function dx() {
	x = $('gallery');
	var childCount = x.getElementsByTagName('li').length;
	var gall_width = (childCount * -950) +950;
	// alert (gall_width);
	var y = $('gallery').getStyle('left');
	
	var xx = y.substring(0,y.length-2);

	if (xx > gall_width) {
	new Effect.Move('gallery', { x: -950, y: 0, mode: 'relative', queue: 'end'});
	}
};

function espandi() {
	$('footer').setStyle({position: 'relative'}); 
	new Effect.Scale('header', 100, { scaleMode:{originalHeight: 570}, scaleFrom: 64,  scaleX: false}); 
	new Effect.Scale('flash', 100, { scaleMode:{originalHeight: 480}, scaleFrom: 64, scaleX: false}); 
	new Effect.Fade ('espandi'); new Effect.Appear ('riduci');
}

function riduci() {
	$('footer').setStyle({position: 'absolute'}); 
	new Effect.Scale('header', 64, { scaleMode:{originalHeight: 570}, scaleFrom: 100, scaleX: false}); 
	new Effect.Scale('flash', 64, { scaleMode:{originalHeight: 480}, scaleFrom: 100, scaleX: false}); 
	new Effect.Fade ('riduci'); new Effect.Appear ('espandi');
}