// banner_roll("divÅÂ±× id", ¹è³Ê1°³³ôÀÌ, µô·¹ÀÌ, 1Ä­À̵¿¼Óµµ, 0);
function banner_roll(div_id, banner_height, banner_delay, banner_speed, this_height)
{
          var div_tag = document.getElementById(div_id);
          var a_tag, i;
          
          this_height ++;
          if(this_height < banner_height) {
                    div_tag.style.top = -this_height;
                    setTimeout("banner_roll('" + div_id + "', " + banner_height + ", " + banner_delay + ", " + banner_speed + ", " + this_height + ");", banner_speed);
          } else {
                    a_tag = div_tag.getElementsByTagName("A");
                    div_tag.appendChild(a_tag[0]);
                    div_tag.style.top = 0;
                    setTimeout("banner_roll('" + div_id + "', " + banner_height + ", " + banner_delay + ", " + banner_speed + ", 0);", banner_delay);
          }

          return true;
}