//сколько дней помнить полный экранн
days = 31
//отчет начитает с последнего посещения страницы
var time = new whenIs(now(), days)

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

function getCookie(name) {
var prefix = name + "="
var start = document.cookie.indexOf(prefix)
if (start == -1)
	return null
	var end = document.cookie.indexOf(";", start+prefix.length)
if (end == -1)
	end = document.cookie.length
	var value = document.cookie.substring(start+prefix.length, end)
	return value
}

function whenIs(anyDate, n){
msDate = (anyDate.getTime()) +
(n * (Math.round(1000*60*60*24)-0.5))
tempDate = new Date()
tempDate.setTime(msDate)
return tempDate
}

function getOptions() {
if (navigator.cookieEnabled != true)
{
value = getCookie("fullscreen")
//alert(value)
}
}

function sendOptions(){
if (getCookie("fullscreen"))
{
	if (getCookie("fullscreen") == 1)
		{
		setCookie("fullscreen", 0, time)
		}
		else
		{
		setCookie("fullscreen", 1, time)
		}
}
	else
		{
		setCookie("fullscreen", 0, time)		
		}
changeCheckbox();
}

function now() {
return new Date()
}

function getStyle() {
document.topform.guest.value = 0
if (getCookie("fullscreen")){
	if (getCookie("fullscreen") == 1)
		{
		changeCheckbox();
		document.topform.fullscreen.value = 1
		setCookie("fullscreen", 1, time)
		}
		else
		{
		document.topform.fullscreen.value = 0
		setCookie("fullscreen", 0, time)
		}
}
}