Не сохраняются cookies js в chrome браузере

function set_cookie ( name, value, expires_year, expires_month, expires_day, path, domain, secure )
{
  var cookie_string = name + "=" + escape ( value );
 
  if ( expires_year )
  {
    var expires = new Date ( expires_year, expires_month, expires_day );
    cookie_string += "; expires=" + expires.toGMTString();
  }
 
  if ( path )
    cookie_string += "; path=" + escape ( path );
 
  if ( domain )
    cookie_string += "; domain=" + escape ( domain );
 
  if ( secure )
    cookie_string += "; secure";
 
  document.cookie = cookie_string;
 
}
 
 
function delete_cookie ( cookie_name )
{
  var cookie_date = new Date ( );  //Ткущая дата и время
  cookie_date.setTime ( cookie_date.getTime() - 1 );
  document.cookie = cookie_name += "=; expires=" + cookie_date.toGMTString();
}
 
 
function get_cookie ( cookie_name )
{
  var results = document.cookie.match ( '(^|;) ?' + cookie_name + '=([^;]*)(;|$)' );
 
  if ( results )
    return ( unescape ( results[2] ) );
  else
    return null;
}
 
 
function get_name(input)
{
  if (!get_cookie ( "username" ) )
  {
      var username = document.getElementById(input).value;
 
      if ( username )
      {
        var current_date = new Date;
        var cookie_year = current_date.getFullYear ( ) + 1;
        var cookie_month = current_date.getMonth ( );
        var cookie_day = current_date.getDate ( );
        set_cookie ( "username", username, cookie_year, cookie_month, cookie_day );
        document.location.reload( );
      }
    }
    else
    {
  
      window.location.href = 'index.html';
    }
}