function salvaCookie() {

	var now = new Date();
	var nome = contador.nome.value;
	var visits = getCookie(nome);
	
	fixDate(now);
	now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);

	if (!visits) {
		visits = 1; 
		contador.visitas.value = visits + '  click';
	} else {
		visits = parseInt(visits) + 1;
		contador.visitas.value = 'Clicks:  ' + visits;
	}
	setCookie(nome, visits, now);
}	

function setCookie(name, value, expires, path, domain, secure) 
{
	var curCookie = name + "=" + 
   			 	escape(value) + 
				((expires) ? "; expires=" + expires.toGMTString() : "") +
				((path) ? "; path=" + path : "") + 
				((domain) ? "; domain=" + domain : "") + 
				((secure) ? "; secure" : "");
			
			    document.cookie = curCookie;
}

function getCookie(name) 
{
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	
	if (begin == -1) 
	{
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
			} else 
		begin += 2;
	
	var end = document.cookie.indexOf(";", begin);
	
	if (end == -1)
		end = dc.length;
		return unescape(dc.substring(begin + prefix.length, end));
}

function fixDate(date) 
{
	var base = new Date(0);
	var skew = base.getTime();
	if (skew > 0) 
		date.setTime(date.getTime() - skew);
}