function cookie_del(name, path, domain)
{
	cookie_set(name, '', -10, path, domain);
}

function cookie_set(name, value, expires, path, domain, secure)
{
	var today = new Date(); 

	document.cookie =
		name + '=' + escape(value) +
	        ((expires) ? ';expires=' + new Date(today.getTime() + expires).toGMTString() : '') +
	        ((path) ? ';path=' + path : '') +
        	((domain) ? ';domain=' + domain : '') +
	        ((secure) ? ';secure' : ''); 
}

function set_language(code)
{
	cookie_del("language");
	cookie_set("language", code, '+60', '/', 'www.towertech.it');
	return true;
}