/**
 * etc..
 */

function get_objectTop(obj){
	if (obj.offsetParent == document.body) return obj.offsetTop;
	else return obj.offsetTop + get_objectTop(obj.offsetParent);
}

function get_objectLeft(obj){
	if (obj.offsetParent == document.body) return obj.offsetLeft;
	else return obj.offsetLeft + get_objectLeft(obj.offsetParent);
}

function mv_focus(field,num,target)
{
	len = field.value.length;
	if (len==num && event.keyCode!=8) target.focus();
}

function onlynumber()
{
	if ( window.event == null ) return;

	var e = event.keyCode;

	if (e>=48 && e<=57) return;
	if (e>=96 && e<=105) return;
	if ( e==8 || e==9 || e==13 || e==37 || e==39) return; // tab, back, ¡ç,¡æ
	event.returnValue = false;
}

function explode(divstr,str)
{
	var temp = str;
	var i;
	temp = temp + divstr;
	i = -1;
	while(1){
		i++;
		this.length = i + 1;
		this[i] = temp.substring(0, temp.indexOf( divstr ) );
		temp = temp.substring(temp.indexOf( divstr ) + 1, temp.length);
		if (temp=="") break;
	}
}

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 "";
}



/*-------------------------------------
½ºÅ©·Ñ ¹è³Ê
-------------------------------------*/
var bodyHeight = scrollobjHeight = 0;

function scrollBanner()
{
	if ( document.all ) window.attachEvent("onload", initSlide); // IE °æ¿ì
	else window.addEventListener("load", initSlide, false); // FF(¸ðÁú¶ó) °æ¿ì
}

function initSlide()
{
	var scroll = document.getElementById('scroll');
	var scrollTop = get_objectTop(document.getElementById('pos_scroll'));
	scroll.style.top = document.body.scrollTop + scrollTop;
	bodyHeight = document.body.scrollHeight;
	scrollobjHeight = scroll.clientHeight;
	movingSlide();
}

function movingSlide()
{
	var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck;
	var scroll = document.getElementById('scroll');
	var scrollTop = get_objectTop(document.getElementById('pos_scroll'));

	yMenuFrom  = parseInt (scroll.style.top, 10);
	yMenuTo    = document.body.scrollTop + 10;
	if(yMenuTo<scrollTop) yMenuTo = scrollTop;
	timeoutNextCheck = 500;
	if (yMenuFrom != yMenuTo) {
		yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 10);
		if (yMenuTo < yMenuFrom) yOffset = -yOffset;
		scroll.style.top = parseInt (scroll.style.top, 10) + yOffset;
		timeoutNextCheck = 10;
	}
	if (scroll.style.pixelTop > bodyHeight - scrollobjHeight) scroll.style.top = bodyHeight - scrollobjHeight;

	setTimeout ("movingSlide()", timeoutNextCheck);
}

function gdscroll(gap)
{
	var gdscroll = document.getElementById('gdscroll');
	gdscroll.scrollTop += gap;
}

function eScroll()
{
	/*********************************
	 * eScroll ( eNamoo scroll script )
	 * by mirrh
	 * 2006.07.16
	 ********************************/

	var thisObj = this;
	this.timeObj = null;

	/*** ¼³Á¤º¯¼ö ***/
	this.mode = "top";				// ½ºÅ©·Ñ ¹æÇâ (top|left)
	this.width = "100%";			// ¶óÀÎ´ç °¡·Î°ª (pixel)
	this.height = 20;				// ¶óÀÎ´ç ³ôÀÌ°ª (pixel)
	this.line = 1;					// Ãâ·Â ¶óÀμö
	this.delay = 150;				// ½ºÅ©·ÑÈÄ µô·¹ÀÌ ½Ã°£
	this.speed = 2;					// ½ºÅ©·Ñ ¼Óµµ (ÀÛÀ»¼ö·Ï ºü¸§)
	this.id = 'obj_eScroll';		// °´Ã¼ id (Ŭ·¡½º ´ÙÁß »ç¿ë½Ã id ´Ù¸£°Ô ÁöÁ¤ ¿ä¸Á)
	this.contents = new Array();	// Ãâ·Â ³»¿ë (¹è¿­·Î ³»¿ë ÁöÁ¤ ¿ä¸Á)
	this.align = "left";			// ³»¿ë aligne
	this.valign = "middle";			// ³»¿ë valigne

	/*** ³»À庯¼ö ***/
	this.gap = 0;
	this.direction = 1;

	this.add = add;
	this.exec = exec;
	this.start = start;
	this.stop = stop;
	this.scroll = scroll;
	this.direct = direct;
	this.go = go;

	function add(str)
	{
		this.contents[this.contents.length] = str;
	}

	function exec()
	{
		this.basis = (this.mode == "left") ? this.width : this.height;
		var outWidth = this.width * ((this.mode == "left") ? this.line : 1);
		var outHeight = this.height * ((this.mode == "top") ? this.line : 1);

		var outline = "<div id=" + this.id + " style='overflow:hidden;width:" + outWidth + ";height:" + outHeight + "'><table></table></div>";
		document.write(outline);
		this.obj = document.getElementById(this.id);

		var tb = this.obj.appendChild(document.createElement("table"));
		var tbody = tb.appendChild(document.createElement("tbody"));
		tb.cellPadding = 0 ;
		tb.cellSpacing = 0 ;
		tb.onmouseover = function(){thisObj.stop()};
		tb.onmouseout = function(){thisObj.start()};

		if (this.mode=="left") var tr = tbody.appendChild(document.createElement("tr"));
		for (k=0;k<this.contents.length;k++){
			if (this.mode=="top") var tr = tbody.appendChild(document.createElement("tr"));
			var td = tr.appendChild(document.createElement("td"));
			td.noWrap = true;
			td.style.width = this.width;
			td.style.height = this.height;
			td.style.textAlign = this.align;
			td.style.verticalAlign = this.valign;
			td.innerHTML = this.contents[k];
		}

		var len = (this.contents.length<this.line) ? this.contents.length : this.line;
		for (i=0;i<len;i++){
			if (this.mode=="top") var tr = tbody.appendChild(document.createElement("tr"));
			td = tr.appendChild(document.createElement("td"));
			td.noWrap = true;
			td.style.width = this.width;
			td.style.height = this.height;
			td.style.textAlign = this.align;
			td.style.verticalAlign = this.valign;
			td.innerHTML = this.contents[i];
		}

		this.obj.parent = this;
		this.tpoint = this.basis * this.contents.length;
		this.start();
	}

	function scroll()
	{
		var out = (this.mode=="left") ? this.obj.scrollLeft : this.obj.scrollTop;
		if (out%this.basis==0){
			this.gap++;
			if (this.gap>=this.delay) this.gap = 0;
		}
		if (!this.gap){
			var ret = (out==this.tpoint) ? this.direction : out + this.direction;
			if (ret<0) ret = this.tpoint + ret;
			if (this.mode=="left") this.obj.scrollLeft = ret;
			else this.obj.scrollTop = ret;
		}
	}

	function start()
	{
		this.timeObj = window.setInterval("(document.getElementById('" + this.id + "')).parent.scroll()",this.speed);
	}

	function stop()
	{
		clearTimeout(this.timeObj);
	}

	function direct(d)
	{
		this.direction = d;
	}

	function go()
	{
		this.stop();
		var out = (this.mode=="left") ? this.obj.scrollLeft : this.obj.scrollTop;
		var ret = (parseInt(out / this.basis) + this.direction) * this.basis;
		if (ret<0) ret = this.tpoint + ret;
		if (ret>this.tpoint) ret = this.basis;
		if (this.mode=="left") this.obj.scrollLeft = ret;
		else this.obj.scrollTop = ret;
	}

}