// 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("table");
		if (a_tag.length > 0 )	{
			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;
}