var scroll_pixel,div_pixel,gtpos,gbpos,loop,moving_spd;
var top_margin = 229;         /// âÀÇ ¸ÇÀ§¿ÍÀÇ ¿©¹é ³»·Á¿Ã¶§
var top_margin2 =229;      /// âÀÇ ¸ÇÀ§¿ÍÀÇ ¿©¹é ¿Ã¶ó¿Ã¶§
var speed = 20;            /// Á¡Â÷ ÁÙ¾îµå´Â ¼Óµµ¸¦ À§ÇÑ ¼³Á¤
var speed2 = 13;           /// setTimeoutÀ» À§ÇÑ ¼Óµµ ¼³Á¤
var moving_stat = 1;      /// ¸Þ´ºÀÇ ½ºÅ©·ÑÀ» ·Îµù½Ã on/off¼³Á¤ 1=¿òÁ÷ÀÓ 0Àº ¸ØÃã
 
function check_scrollmove(){
	scroll_pixel = document.body.scrollTop;
	gtpos = document.body.scrollTop+top_margin;
	gbpos = document.body.scrollTop+top_margin2;

	if(div_id.style.pixelTop < gtpos){
		moving_spd = (gbpos-div_id.style.pixelTop)/speed;
		div_id.style.pixelTop += moving_spd;
	}

	if(div_id.style.pixelTop > gtpos){
		moving_spd = (div_id.style.pixelTop-gtpos)/speed;
		div_id.style.pixelTop -= moving_spd;
	}

	loop = setTimeout("check_scrollmove()",speed2);
}

function moving_control(){
	if(!moving_stat){
		check_scrollmove();
		moving_stat = 1;
	}else{
		clearTimeout(loop);
		moving_stat = 0;
		div_id.style.pixelTop = top_margin;
	}
}
check_scrollmove();