function getCookie(name) 
{
  var Found = false;
  var start, end;
  var i = 0;

  while(i <= document.cookie.length) {
	 start = i;
	 end = start + name.length;

	 if(document.cookie.substring(start, end) == name) { 
		Found = true;
		break;
	 } 

	 i++;
  } 

  if(Found == true) {
	 start = end + 1;
	 end = document.cookie.indexOf(";", start);
	 if(end < start) 
		 end = document.cookie.length;
	 return document.cookie.substring(start, end);
  } 

  return ""; 
} 


function setCookie(name, value, expiredays) {
	var todayDate = new Date();

	todayDate.setDate( todayDate.getDate() + expiredays );
	document.cookie = name + "=" + escape( value ) + "; domain=changbi.com; path=/; expires=" + todayDate.toGMTString() + ";"
}


function closePopup() {
	setCookie("reOpen", "no" , 1);   // ¿À¸¥ÂÊ ¼ýÀÚ´Â ÄíÅ°¸¦ À¯ÁöÇÒ ±â°£À» ¼³Á¤ÇÕ´Ï´Ù
	window.close();
}