javascript 쿠키 셋팅,추출

/*쿠키세팅*/
function setCookie(name,value,expiredays) 
{ 
 var todayDate = new Date(); 
 todayDate.setDate( todayDate.getDate() + expiredays ); 
 document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";" 
}
 
 
setCookie('good','1',1)
 
 
/*쿠키추출*/
function getCookie( name )
{
 var nameOfCookie = name + "=";
 var x = 0;
 while ( x <= document.cookie.length )
 {
  var y = (x+nameOfCookie.length);
  if ( document.cookie.substring( x, y ) == nameOfCookie ) 
  {
   if ( (endOfCookie=document.cookie.indexOf( ";", y )) == -1 ) endOfCookie = document.cookie.length;
   return unescape( document.cookie.substring( y, endOfCookie ) );
  }
  x = document.cookie.indexOf( " ", x ) + 1;
  if ( x == 0 ) break;
 }
 return "";
}
 
getCookie('good');  //출력값 1