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 + "'"

        window.open( page, name, option );
}

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 );
}





<!-- 
function CenterWin(url,winname,features) 
{ 

// Çػ󵵿¡ °ü°è¾øÀÌ È­¸é Áß¾Ó¿¡ »õâ ¶ç¿ì±â 
// http://dizfeel.com 

features = features.toLowerCase(); 
len = features.length; 
sumchar= ""; 
for (i=1; i <= len; i++) // ºóÄ­ Á¦°Å 
{ 
onechar = features.substr(i-1, 1); 
if (onechar != " ") sumchar += onechar; 
} 

features = sumchar; 
sp = new Array(); 
sp = features.split(',', 10); // ¹è¿­¿¡ ¿É¼ÇÀ» ºÐ¸®Çؼ­ ÀÔ·Â 
splen = sp.length; // ¹è¿­ °¹¼ö 
for (i=0; i < splen; i++) // width, height °ªÀ» ±¸Çϱâ À§ÇÑ ºÎºÐ 
{ 
if (sp[i].indexOf("width=") == 0) // width °ªÀ϶§ 
{ 
width = Number(sp[i].substring(6)); 
} else if (sp[i].indexOf("height=") == 0) // height °ªÀ϶§ 
{ 
height = Number(sp[i].substring(7)); 
} 
} 
sleft = (screen.width - width) / 2; 
stop = (screen.height - height) / 2; 
features = features + ",left=" + sleft + ",top=" + stop; 
popwin = window.open(url,winname,features); 
} 
// -->