function creaarray(n)
		{
		this.lenght = n;
		for (var i = 1; i <= n; i++){
		this[i] = 0
		
		}
		return this
		
		}

function roll(nome, percorso){
document.images[nome].src = percorso;
}

function writecss()
{
	if (navigator.appName=="Netscape") {  
  		document.write('<font class=small>');
	}else{
		document.write('<font class=vsmall>');
	}
}