//agecheck

function agecheck()
{
   local_t = new Date();
   local_m = local_t.getMonth()+1;
   local_d = local_t.getDate();
   local_y = local_t.getYear();

   if(local_y < 1900){
     local_y += 1900;
	}

   user_m = Number(document.checkForm.month.value);
   user_d = Number(document.checkForm.day.value);
   user_y = Number(document.checkForm.year.value);

  if(isNaN(user_m)||isNaN(user_d)||isNaN(user_y)){
    location.reload();
    return;
    }

  if((user_d==0)||(user_d>31)||(user_m==0)||(user_m>12)){
    location.reload();
    return;
      }

   age = local_y - user_y;

    if(local_m < user_m){
      age--;
    }
    else{
      if((local_m = user_m) && (local_d < user_d)){
         age--;
         }
    }

//  alert("your age is "+age+" years old");

    troy=getCookie("TROY");

  if(age>16){
    location.href="top.php";
    troy=17;
    }
   else{
    location.replace("sorry.html");
    troy=16;
   }

setCookie("TROY",troy);

}


function getCookie(key){
	tmp=document.cookie+";";
	tmp1=tmp.indexOf(key,0);
	if(tmp1 != -1){
		tmp=tmp.substring(tmp1,tmp.length);
		start=tmp.indexOf("=",0)+1;
		end=tmp.indexOf(";",start);
		return(unescape(tmp.substring(start,end)));
	}
	return("");
}

function setCookie(key,val){
	tmp=key+"="+escape(val)+";";
	document.cookie=tmp;
}


//agegate version
function checkGATE()
{
  troy=getCookie("TROY");

	if(troy==""){
    return;
	}
	if(troy == 16){
    location.href="sorry.html";
	return;
	}
	if(troy == 17){
	location.href="top.php";
    return;
	}
}

//landing version
function checkOK()
{
  troy=getCookie("TROY");

	if(troy==""){
    location.href="index.html";
    return;
	}
	if(troy == 16){
    location.href="sorry.html";
	return;
	}
	if(troy == 17){
    return;
	}
}

//sorry version
function checkNG()
{
  troy=getCookie("TROY");

	if(troy==""){
	location.href="index.html";
    return;
	}
	if(troy == 16){
	return;
	}
	if(troy == 17){
	location.href="top.php";
    return;
	}
}

function init(){
	var m = document.checkForm.month;
	var d = document.checkForm.day;
	var y = document.checkForm.year;
	
	m.onfocus = d.onfocus = y.onfocus = function(){
		if( this.value == this.defaultValue )	this.value = "";
	}
	
	m.onblur = d.onblur = y.onblur = function(){
		if( this.value == "" )	this.value = this.defaultValue;
	}
}