R2Slider = function(id, slider, divPitch, marginTop, dElement) {
	if (isNaN(parseInt(marginTop))) marginTop = 0;	// »ó´Ü ¸¶Áø µðÆúÆ®
	if (isNaN(parseInt(divPitch))) divPitch = 15;	// À̵¿ °£°Ý µðÆúÆ®
	if (!dElement) dElement = document.documentElement; // DTD strict À϶§ ( Transitional À϶§´Â document.body )

	this.timer;	// ŸÀÌ¸Ó º¯¼ö
	this.slider = slider;	// °´Ã¼ º¯¼ö¸í
	this.obj = document.getElementById (id);	// ¿ÀºêÁ§Æ®
	this.marginTop = parseInt(marginTop);	// »ó´Ü ¸¶Áø
	this.divPitch = parseInt(divPitch);	// À̵¿ °£°Ý
	this.dElement = dElement; // DTD ¿¡ µû¸¥ µµÅ¥¸ÕÆ® ¿¤¸®¸ÕÆ®
	this.limitTop;	 // »ó´Ü ÇÑ°èÁ¡
	this.limitBottom;	 // ÇÏ´Ü ÇÑ°èÁ¡
}



R2Slider.prototype.moveIt = function(){
	var pitch = (parseInt(this.dElement.scrollTop)+ parseInt(this.marginTop)) - parseInt(this.obj.style.top);

	if (pitch == 0) return;
	else nextPos = parseInt(this.obj.style.top) + pitch / this.divPitch
	nextPos = (pitch > 0) ? Math.ceil(nextPos) : Math.floor(nextPos);

	var limitBottom = this.dElement.scrollHeight - parseInt(this.limitBottom)- parseInt(this.obj.offsetHeight);
	if ( this.limitTop && nextPos  < this.limitTop ) nextPos = this.limitTop;
	if ( this.limitBottom && nextPos  > limitBottom ) nextPos = limitBottom;
	if (nextPos < this.marginTop) nextPos = this.marginTop;
	if (isNaN(nextPos)) nextPos = 0;

	this.obj.style.top = nextPos+"px";
}








R2Slider.prototype.slide = function() {
	this.timer = setInterval(""+this.slider+".moveIt()", 10);
}








function autoBlur(){ 
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") 
document.body.focus(); 
} 
document.onfocusin=autoBlur; 



function open_window( filename, option, name )
{
	if( !name )
	{
		name = 'new'
	}


        win = window.open( filename, name, option );

        return win
}

function window_open( page, name, top, left, width, height )
{
	option = "'toolbar=no," +
		"location=no," +
		"directories=no," +
		"status=no," +
		"menubar=no," +
		"scrollbars=yes," +
		"resizable=yes," +
		"width=" + width + "," +
		"height=" + height + "," +
		"top=" + top + "," +
		"left=" + left + "'"

	var w=window.open( page, name, option );
	w.focus();
}

function open_poll_pop( mode, no )
{
	page = '/front/php/poll_r.php?mode=' + mode + '&no=' + no;
	window_open( page, 'poll', 100, 300, 466, 382 );
}

/*Left menu ¹ÝÅõ¸í ·¹ÀÌ¾î ±¸Çö*/
function Layer_overload(LayerName,Status) 
{
    if (navigator.appName == "Netscape")
    {
		LayerN = document.getElementById(LayerName).style;
		if (Status == 'show') LayerN.visibility = 'visible';
		if (Status == 'hide') LayerN.visibility = 'hidden';
    }	
    else
    {
		LayerN = document.all[LayerName].style;
		if (Status == 'show') LayerN.visibility = 'visible';
		if (Status == 'hide') LayerN.visibility = 'hidden';
    }
}

/*Left menu±¸Çö*/
var old='';

function menu(name)
{
	submenu=eval("submenu_"+name+".style");
	if(old!=submenu)
	{
		if(old!='')
		{
			old.display='none';
		}
		submenu.display='block';
		old=submenu;
	}
	else
	{
		submenu.display='none';
		old='';
	}
}


function Layer_rollover(img_name,img_url)
{
	var menu;	
	//tmp = new String( "document."+img_name );
	menu=eval("document."+img_name);		
	menu.src = img_url;
	return;
}

function image_zoom( product_no, main_cate_no, display_group )
{
	//href = '/front/php/image_zoom.php?img='+image+'&product_no='+document.frm.product_no.value;
	href = '/front/php/image_zoom.php?product_no='+product_no+'&main_cate_no='+main_cate_no+'&display_group='+display_group;
	option = 'toolbar=no,scrollbars=no,resizable=yes,width=800,height=640,left=0,top=0';
	win_name = 'image'

	window.open( href, win_name, option );
}

/*
 * Ã⼮üũ Æ˾÷
 */
function attend_popup() 
{
	url = "/front/php/attend_event_popup.php";
	winname = "attend_event_popup" ;
	option = "toolbar=no location=no scrollbars=yes width=700 height=900";
	opener = window.open( url, winname, option ) ;
}