// JavaScript Document
var adult;
var expireDate = new Date();
var year = expireDate.getYear(); 
year = (year < 1900) ? year + 1900 : year;
expireDate.setYear(year + 3);

function checkDate() {
	var age = new Date();
	age.setMonth(document.ValidForm.birthmonth.options[document.ValidForm.birthmonth.selectedIndex].value-1);
	age.setDate(document.ValidForm.birthday.options[document.ValidForm.birthday.selectedIndex].value);
	age.setYear(document.ValidForm.birthyear.options[document.ValidForm.birthyear.selectedIndex].value);
	var ageDate = new Date();
	var ageYear = ageDate.getFullYear()-17;
	ageDate.setFullYear(ageYear);
	if (age <= ageDate) {
		adult = "true";
	}else {
		adult = "false";
	}
	my_setCookie("rockstar_ctw_adult", adult , expireDate);
	agePass(adult);
}
  
function checkCookie(){
	var cookieName = "rockstar_ctw_adult="; 
	var allcookies = document.cookie;
	var detectCookie = allcookies.indexOf(cookieName);
	var start = detectCookie + cookieName.length; //start of cookie value
	var end = start + 5;
	var _adult = allcookies.substring(start,end); //extract the birthdate
	_adult = _adult.replace(';','');
	if(detectCookie != -1){
		adult = _adult;
		agePass();
	}
}

function my_setCookie(nam, val, expire) {
	var cookie_str = "";
	cookie_str += nam + "=" + escape(val);
	cookie_str += "; expires=" + expire.toGMTString()+"; path=/chinatownwars/";
	document.cookie = cookie_str;
};


function agePass(){

	if(adult == "true"){
		ageGateSucess();
	}else{
		ageGateFailure();
	};
	
};