var brws = (navigator.appName.indexOf('Microsoft') != -1)?((parseInt(navigator.appVersion) >= 4)?1:0):(navigator.appName.indexOf('Netscape') != -1)?((parseInt(navigator.appVersion) >= 4)?1:0):(navigator.appName.indexOf('Opera') != -1)?((parseInt(navigator.appVersion) >= 5)?1:0):(0);

function LoadImg ( img ) { var Lista = new Image(); Lista.src = img; return Lista; }

function Flip ( img , S ) { if (S=='0')	{chiudi(); }	if ( brws ) { var i = img.substr ( 1 , ( img.length - 1 ) );
S ? document [ img ].src = lwimg [ i ].src : document [ img ].src = hiimg [ i ].src; }	}

function hover(obj)	{
	if(document.all)	{
		UL = obj.getElementsByTagName('ul');
		if(UL.length > 0) {
			  sousMenu = UL[0].style;
			  if(sousMenu.display == 'none' || sousMenu.display == ''){	sousMenu.display = 'block';	}
			  																					else{ sousMenu.display = 'none';	}
		}
	}
}

function setHover(){
	LI = document.getElementById('menu').getElementsByTagName('li');
	nLI = LI.length;
	for(i=0; i < nLI; i++){
		LI[i].onmouseover = function(){	hover(this);	}
		LI[i].onmouseout = function()	{	hover(this);	}
	}
}